resources/jquery/jquery.js

   1 /*!
   2  * jQuery JavaScript Library v1.8.2
   3  * http://jquery.com/
   4  *
   5  * Includes Sizzle.js
   6  * http://sizzlejs.com/
   7  *
   8  * Copyright 2012 jQuery Foundation and other contributors
   9  * Released under the MIT license
  10  * http://jquery.org/license
  11  *
  12  * Date: Thu Sep 20 2012 21:13:05 GMT-0400 (Eastern Daylight Time)
  13  */
  14 (function( window, undefined ) {
  15 var
  16         // A central reference to the root jQuery(document)
  17         rootjQuery,
  18
  19         // The deferred used on DOM ready
  20         readyList,
  21
  22         // Use the correct document accordingly with window argument (sandbox)
  23         document = window.document,
  24         location = window.location,
  25         navigator = window.navigator,
  26
  27         // Map over jQuery in case of overwrite
  28         _jQuery = window.jQuery,
  29
  30         // Map over the $ in case of overwrite
  31         _$ = window.$,
  32
  33         // Save a reference to some core methods
  34         core_push = Array.prototype.push,
  35         core_slice = Array.prototype.slice,
  36         core_indexOf = Array.prototype.indexOf,
  37         core_toString = Object.prototype.toString,
  38         core_hasOwn = Object.prototype.hasOwnProperty,
  39         core_trim = String.prototype.trim,
  40
  41         // Define a local copy of jQuery
  42         jQuery = function( selector, context ) {
  43                 // The jQuery object is actually just the init constructor 'enhanced'
  44                 return new jQuery.fn.init( selector, context, rootjQuery );
  45         },
  46
  47         // Used for matching numbers
  48         core_pnum = /[\-+]?(?:\d*\.|)\d+(?:[eE][\-+]?\d+|)/.source,
  49
  50         // Used for detecting and trimming whitespace
  51         core_rnotwhite = /\S/,
  52         core_rspace = /\s+/,
  53
  54         // Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE)
  55         rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,
  56
  57         // A simple way to check for HTML strings
  58         // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
  59         rquickExpr = /^(?:[^#<]*(<[\w\W]+>)[^>]*$|#([\w\-]*)$)/,
  60
  61         // Match a standalone tag
  62         rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,
  63
  64         // JSON RegExp
  65         rvalidchars = /^[\],:{}\s]*$/,
  66         rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
  67         rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g,
  68         rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d\d*\.|)\d+(?:[eE][\-+]?\d+|)/g,
  69
  70         // Matches dashed string for camelizing
  71         rmsPrefix = /^-ms-/,
  72         rdashAlpha = /-([\da-z])/gi,
  73
  74         // Used by jQuery.camelCase as callback to replace()
  75         fcamelCase = function( all, letter ) {
  76                 return ( letter + "" ).toUpperCase();
  77         },
  78
  79         // The ready event handler and self cleanup method
  80         DOMContentLoaded = function() {
  81                 if ( document.addEventListener ) {
  82                         document.removeEventListener( "DOMContentLoaded", DOMContentLoaded, false );
  83                         jQuery.ready();
  84                 } else if ( document.readyState === "complete" ) {
  85                         // we're here because readyState === "complete" in oldIE
  86                         // which is good enough for us to call the dom ready!
  87                         document.detachEvent( "onreadystatechange", DOMContentLoaded );
  88                         jQuery.ready();
  89                 }
  90         },
  91
  92         // [[Class]] -> type pairs
  93         class2type = {};
  94
  95 jQuery.fn = jQuery.prototype = {
  96         constructor: jQuery,
  97         init: function( selector, context, rootjQuery ) {
  98                 var match, elem, ret, doc;
  99
 100                 // Handle $(""), $(null), $(undefined), $(false)
 101                 if ( !selector ) {
 102                         return this;
 103                 }
 104
 105                 // Handle $(DOMElement)
 106                 if ( selector.nodeType ) {
 107                         this.context = this[0] = selector;
 108                         this.length = 1;
 109                         return this;
 110                 }
 111
 112                 // Handle HTML strings
 113                 if ( typeof selector === "string" ) {
 114                         if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
 115                                 // Assume that strings that start and end with <> are HTML and skip the regex check
 116                                 match = [ null, selector, null ];
 117
 118                         } else {
 119                                 match = rquickExpr.exec( selector );
 120                         }
 121
 122                         // Match html or make sure no context is specified for #id
 123                         if ( match && (match[1] || !context) ) {
 124
 125                                 // HANDLE: $(html) -> $(array)
 126                                 if ( match[1] ) {
 127                                         context = context instanceof jQuery ? context[0] : context;
 128                                         doc = ( context && context.nodeType ? context.ownerDocument || context : document );
 129
 130                                         // scripts is true for back-compat
 131                                         selector = jQuery.parseHTML( match[1], doc, true );
 132                                         if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
 133                                                 this.attr.call( selector, context, true );
 134                                         }
 135
 136                                         return jQuery.merge( this, selector );
 137
 138                                 // HANDLE: $(#id)
 139                                 } else {
 140                                         elem = document.getElementById( match[2] );
 141
 142                                         // Check parentNode to catch when Blackberry 4.6 returns
 143                                         // nodes that are no longer in the document #6963
 144                                         if ( elem && elem.parentNode ) {
 145                                                 // Handle the case where IE and Opera return items
 146                                                 // by name instead of ID
 147                                                 if ( elem.id !== match[2] ) {
 148                                                         return rootjQuery.find( selector );
 149                                                 }
 150
 151                                                 // Otherwise, we inject the element directly into the jQuery object
 152                                                 this.length = 1;
 153                                                 this[0] = elem;
 154                                         }
 155
 156                                         this.context = document;
 157                                         this.selector = selector;
 158                                         return this;
 159                                 }
 160
 161                         // HANDLE: $(expr, $(...))
 162                         } else if ( !context || context.jquery ) {
 163                                 return ( context || rootjQuery ).find( selector );
 164
 165                         // HANDLE: $(expr, context)
 166                         // (which is just equivalent to: $(context).find(expr)
 167                         } else {
 168                                 return this.constructor( context ).find( selector );
 169                         }
 170
 171                 // HANDLE: $(function)
 172                 // Shortcut for document ready
 173                 } else if ( jQuery.isFunction( selector ) ) {
 174                         return rootjQuery.ready( selector );
 175                 }
 176
 177                 if ( selector.selector !== undefined ) {
 178                         this.selector = selector.selector;
 179                         this.context = selector.context;
 180                 }
 181
 182                 return jQuery.makeArray( selector, this );
 183         },
 184
 185         // Start with an empty selector
 186         selector: "",
 187
 188         // The current version of jQuery being used
 189         jquery: "1.8.2",
 190
 191         // The default length of a jQuery object is 0
 192         length: 0,
 193
 194         // The number of elements contained in the matched element set
 195         size: function() {
 196                 return this.length;
 197         },
 198
 199         toArray: function() {
 200                 return core_slice.call( this );
 201         },
 202
 203         // Get the Nth element in the matched element set OR
 204         // Get the whole matched element set as a clean array
 205         get: function( num ) {
 206                 return num == null ?
 207
 208                         // Return a 'clean' array
 209                         this.toArray() :
 210
 211                         // Return just the object
 212                         ( num < 0 ? this[ this.length + num ] : this[ num ] );
 213         },
 214
 215         // Take an array of elements and push it onto the stack
 216         // (returning the new matched element set)
 217         pushStack: function( elems, name, selector ) {
 218
 219                 // Build a new jQuery matched element set
 220                 var ret = jQuery.merge( this.constructor(), elems );
 221
 222                 // Add the old object onto the stack (as a reference)
 223                 ret.prevObject = this;
 224
 225                 ret.context = this.context;
 226
 227                 if ( name === "find" ) {
 228                         ret.selector = this.selector + ( this.selector ? " " : "" ) + selector;
 229                 } else if ( name ) {
 230                         ret.selector = this.selector + "." + name + "(" + selector + ")";
 231                 }
 232
 233                 // Return the newly-formed element set
 234                 return ret;
 235         },
 236
 237         // Execute a callback for every element in the matched set.
 238         // (You can seed the arguments with an array of args, but this is
 239         // only used internally.)
 240         each: function( callback, args ) {
 241                 return jQuery.each( this, callback, args );
 242         },
 243
 244         ready: function( fn ) {
 245                 // Add the callback
 246                 jQuery.ready.promise().done( fn );
 247
 248                 return this;
 249         },
 250
 251         eq: function( i ) {
 252                 i = +i;
 253                 return i === -1 ?
 254                         this.slice( i ) :
 255                         this.slice( i, i + 1 );
 256         },
 257
 258         first: function() {
 259                 return this.eq( 0 );
 260         },
 261
 262         last: function() {
 263                 return this.eq( -1 );
 264         },
 265
 266         slice: function() {
 267                 return this.pushStack( core_slice.apply( this, arguments ),
 268                         "slice", core_slice.call(arguments).join(",") );
 269         },
 270
 271         map: function( callback ) {
 272                 return this.pushStack( jQuery.map(this, function( elem, i ) {
 273                         return callback.call( elem, i, elem );
 274                 }));
 275         },
 276
 277         end: function() {
 278                 return this.prevObject || this.constructor(null);
 279         },
 280
 281         // For internal use only.
 282         // Behaves like an Array's method, not like a jQuery method.
 283         push: core_push,
 284         sort: [].sort,
 285         splice: [].splice
 286 };
 287
 288 // Give the init function the jQuery prototype for later instantiation
 289 jQuery.fn.init.prototype = jQuery.fn;
 290
 291 jQuery.extend = jQuery.fn.extend = function() {
 292         var options, name, src, copy, copyIsArray, clone,
 293                 target = arguments[0] || {},
 294                 i = 1,
 295                 length = arguments.length,
 296                 deep = false;
 297
 298         // Handle a deep copy situation
 299         if ( typeof target === "boolean" ) {
 300                 deep = target;
 301                 target = arguments[1] || {};
 302                 // skip the boolean and the target
 303                 i = 2;
 304         }
 305
 306         // Handle case when target is a string or something (possible in deep copy)
 307         if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
 308                 target = {};
 309         }
 310
 311         // extend jQuery itself if only one argument is passed
 312         if ( length === i ) {
 313                 target = this;
 314                 --i;
 315         }
 316
 317         for ( ; i < length; i++ ) {
 318                 // Only deal with non-null/undefined values
 319                 if ( (options = arguments[ i ]) != null ) {
 320                         // Extend the base object
 321                         for ( name in options ) {
 322                                 src = target[ name ];
 323                                 copy = options[ name ];
 324
 325                                 // Prevent never-ending loop
 326                                 if ( target === copy ) {
 327                                         continue;
 328                                 }
 329
 330                                 // Recurse if we're merging plain objects or arrays
 331                                 if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
 332                                         if ( copyIsArray ) {
 333                                                 copyIsArray = false;
 334                                                 clone = src && jQuery.isArray(src) ? src : [];
 335
 336                                         } else {
 337                                                 clone = src && jQuery.isPlainObject(src) ? src : {};
 338                                         }
 339
 340                                         // Never move original objects, clone them
 341                                         target[ name ] = jQuery.extend( deep, clone, copy );
 342
 343                                 // Don't bring in undefined values
 344                                 } else if ( copy !== undefined ) {
 345                                         target[ name ] = copy;
 346                                 }
 347                         }
 348                 }
 349         }
 350
 351         // Return the modified object
 352         return target;
 353 };
 354
 355 jQuery.extend({
 356         noConflict: function( deep ) {
 357                 if ( window.$ === jQuery ) {
 358                         window.$ = _$;
 359                 }
 360
 361                 if ( deep && window.jQuery === jQuery ) {
 362                         window.jQuery = _jQuery;
 363                 }
 364
 365                 return jQuery;
 366         },
 367
 368         // Is the DOM ready to be used? Set to true once it occurs.
 369         isReady: false,
 370
 371         // A counter to track how many items to wait for before
 372         // the ready event fires. See #6781
 373         readyWait: 1,
 374
 375         // Hold (or release) the ready event
 376         holdReady: function( hold ) {
 377                 if ( hold ) {
 378                         jQuery.readyWait++;
 379                 } else {
 380                         jQuery.ready( true );
 381                 }
 382         },
 383
 384         // Handle when the DOM is ready
 385         ready: function( wait ) {
 386
 387                 // Abort if there are pending holds or we're already ready
 388                 if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
 389                         return;
 390                 }
 391
 392                 // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
 393                 if ( !document.body ) {
 394                         return setTimeout( jQuery.ready, 1 );
 395                 }
 396
 397                 // Remember that the DOM is ready
 398                 jQuery.isReady = true;
 399
 400                 // If a normal DOM Ready event fired, decrement, and wait if need be
 401                 if ( wait !== true && --jQuery.readyWait > 0 ) {
 402                         return;
 403                 }
 404
 405                 // If there are functions bound, to execute
 406                 readyList.resolveWith( document, [ jQuery ] );
 407
 408                 // Trigger any bound ready events
 409                 if ( jQuery.fn.trigger ) {
 410                         jQuery( document ).trigger("ready").off("ready");
 411                 }
 412         },
 413
 414         // See test/unit/core.js for details concerning isFunction.
 415         // Since version 1.3, DOM methods and functions like alert
 416         // aren't supported. They return false on IE (#2968).
 417         isFunction: function( obj ) {
 418                 return jQuery.type(obj) === "function";
 419         },
 420
 421         isArray: Array.isArray || function( obj ) {
 422                 return jQuery.type(obj) === "array";
 423         },
 424
 425         isWindow: function( obj ) {
 426                 return obj != null && obj == obj.window;
 427         },
 428
 429         isNumeric: function( obj ) {
 430                 return !isNaN( parseFloat(obj) ) && isFinite( obj );
 431         },
 432
 433         type: function( obj ) {
 434                 return obj == null ?
 435                         String( obj ) :
 436                         class2type[ core_toString.call(obj) ] || "object";
 437         },
 438
 439         isPlainObject: function( obj ) {
 440                 // Must be an Object.
 441                 // Because of IE, we also have to check the presence of the constructor property.
 442                 // Make sure that DOM nodes and window objects don't pass through, as well
 443                 if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
 444                         return false;
 445                 }
 446
 447                 try {
 448                         // Not own constructor property must be Object
 449                         if ( obj.constructor &&
 450                                 !core_hasOwn.call(obj, "constructor") &&
 451                                 !core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
 452                                 return false;
 453                         }
 454                 } catch ( e ) {
 455                         // IE8,9 Will throw exceptions on certain host objects #9897
 456                         return false;
 457                 }
 458
 459                 // Own properties are enumerated firstly, so to speed up,
 460                 // if last one is own, then all properties are own.
 461
 462                 var key;
 463                 for ( key in obj ) {}
 464
 465                 return key === undefined || core_hasOwn.call( obj, key );
 466         },
 467
 468         isEmptyObject: function( obj ) {
 469                 var name;
 470                 for ( name in obj ) {
 471                         return false;
 472                 }
 473                 return true;
 474         },
 475
 476         error: function( msg ) {
 477                 throw new Error( msg );
 478         },
 479
 480         // data: string of html
 481         // context (optional): If specified, the fragment will be created in this context, defaults to document
 482         // scripts (optional): If true, will include scripts passed in the html string
 483         parseHTML: function( data, context, scripts ) {
 484                 var parsed;
 485                 if ( !data || typeof data !== "string" ) {
 486                         return null;
 487                 }
 488                 if ( typeof context === "boolean" ) {
 489                         scripts = context;
 490                         context = 0;
 491                 }
 492                 context = context || document;
 493
 494                 // Single tag
 495                 if ( (parsed = rsingleTag.exec( data )) ) {
 496                         return [ context.createElement( parsed[1] ) ];
 497                 }
 498
 499                 parsed = jQuery.buildFragment( [ data ], context, scripts ? null : [] );
 500                 return jQuery.merge( [],
 501                         (parsed.cacheable ? jQuery.clone( parsed.fragment ) : parsed.fragment).childNodes );
 502         },
 503
 504         parseJSON: function( data ) {
 505                 if ( !data || typeof data !== "string") {
 506                         return null;
 507                 }
 508
 509                 // Make sure leading/trailing whitespace is removed (IE can't handle it)
 510                 data = jQuery.trim( data );
 511
 512                 // Attempt to parse using the native JSON parser first
 513                 if ( window.JSON && window.JSON.parse ) {
 514                         return window.JSON.parse( data );
 515                 }
 516
 517                 // Make sure the incoming data is actual JSON
 518                 // Logic borrowed from http://json.org/json2.js
 519                 if ( rvalidchars.test( data.replace( rvalidescape, "@" )
 520                         .replace( rvalidtokens, "]" )
 521                         .replace( rvalidbraces, "")) ) {
 522
 523                         return ( new Function( "return " + data ) )();
 524
 525                 }
 526                 jQuery.error( "Invalid JSON: " + data );
 527         },
 528
 529         // Cross-browser xml parsing
 530         parseXML: function( data ) {
 531                 var xml, tmp;
 532                 if ( !data || typeof data !== "string" ) {
 533                         return null;
 534                 }
 535                 try {
 536                         if ( window.DOMParser ) { // Standard
 537                                 tmp = new DOMParser();
 538                                 xml = tmp.parseFromString( data , "text/xml" );
 539                         } else { // IE
 540                                 xml = new ActiveXObject( "Microsoft.XMLDOM" );
 541                                 xml.async = "false";
 542                                 xml.loadXML( data );
 543                         }
 544                 } catch( e ) {
 545                         xml = undefined;
 546                 }
 547                 if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) {
 548                         jQuery.error( "Invalid XML: " + data );
 549                 }
 550                 return xml;
 551         },
 552
 553         noop: function() {},
 554
 555         // Evaluates a script in a global context
 556         // Workarounds based on findings by Jim Driscoll
 557         // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
 558         globalEval: function( data ) {
 559                 if ( data && core_rnotwhite.test( data ) ) {
 560                         // We use execScript on Internet Explorer
 561                         // We use an anonymous function so that context is window
 562                         // rather than jQuery in Firefox
 563                         ( window.execScript || function( data ) {
 564                                 window[ "eval" ].call( window, data );
 565                         } )( data );
 566                 }
 567         },
 568
 569         // Convert dashed to camelCase; used by the css and data modules
 570         // Microsoft forgot to hump their vendor prefix (#9572)
 571         camelCase: function( string ) {
 572                 return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
 573         },
 574
 575         nodeName: function( elem, name ) {
 576                 return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
 577         },
 578
 579         // args is for internal usage only
 580         each: function( obj, callback, args ) {
 581                 var name,
 582                         i = 0,
 583                         length = obj.length,
 584                         isObj = length === undefined || jQuery.isFunction( obj );
 585
 586                 if ( args ) {
 587                         if ( isObj ) {
 588                                 for ( name in obj ) {
 589                                         if ( callback.apply( obj[ name ], args ) === false ) {
 590                                                 break;
 591                                         }
 592                                 }
 593                         } else {
 594                                 for ( ; i < length; ) {
 595                                         if ( callback.apply( obj[ i++ ], args ) === false ) {
 596                                                 break;
 597                                         }
 598                                 }
 599                         }
 600
 601                 // A special, fast, case for the most common use of each
 602                 } else {
 603                         if ( isObj ) {
 604                                 for ( name in obj ) {
 605                                         if ( callback.call( obj[ name ], name, obj[ name ] ) === false ) {
 606                                                 break;
 607                                         }
 608                                 }
 609                         } else {
 610                                 for ( ; i < length; ) {
 611                                         if ( callback.call( obj[ i ], i, obj[ i++ ] ) === false ) {
 612                                                 break;
 613                                         }
 614                                 }
 615                         }
 616                 }
 617
 618                 return obj;
 619         },
 620
 621         // Use native String.trim function wherever possible
 622         trim: core_trim && !core_trim.call("\uFEFF\xA0") ?
 623                 function( text ) {
 624                         return text == null ?
 625                                 "" :
 626                                 core_trim.call( text );
 627                 } :
 628
 629                 // Otherwise use our own trimming functionality
 630                 function( text ) {
 631                         return text == null ?
 632                                 "" :
 633                                 ( text + "" ).replace( rtrim, "" );
 634                 },
 635
 636         // results is for internal usage only
 637         makeArray: function( arr, results ) {
 638                 var type,
 639                         ret = results || [];
 640
 641                 if ( arr != null ) {
 642                         // The window, strings (and functions) also have 'length'
 643                         // Tweaked logic slightly to handle Blackberry 4.7 RegExp issues #6930
 644                         type = jQuery.type( arr );
 645
 646                         if ( arr.length == null || type === "string" || type === "function" || type === "regexp" || jQuery.isWindow( arr ) ) {
 647                                 core_push.call( ret, arr );
 648                         } else {
 649                                 jQuery.merge( ret, arr );
 650                         }
 651                 }
 652
 653                 return ret;
 654         },
 655
 656         inArray: function( elem, arr, i ) {
 657                 var len;
 658
 659                 if ( arr ) {
 660                         if ( core_indexOf ) {
 661                                 return core_indexOf.call( arr, elem, i );
 662                         }
 663
 664                         len = arr.length;
 665                         i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;
 666
 667                         for ( ; i < len; i++ ) {
 668                                 // Skip accessing in sparse arrays
 669                                 if ( i in arr && arr[ i ] === elem ) {
 670                                         return i;
 671                                 }
 672                         }
 673                 }
 674
 675                 return -1;
 676         },
 677
 678         merge: function( first, second ) {
 679                 var l = second.length,
 680                         i = first.length,
 681                         j = 0;
 682
 683                 if ( typeof l === "number" ) {
 684                         for ( ; j < l; j++ ) {
 685                                 first[ i++ ] = second[ j ];
 686                         }
 687
 688                 } else {
 689                         while ( second[j] !== undefined ) {
 690                                 first[ i++ ] = second[ j++ ];
 691                         }
 692                 }
 693
 694                 first.length = i;
 695
 696                 return first;
 697         },
 698
 699         grep: function( elems, callback, inv ) {
 700                 var retVal,
 701                         ret = [],
 702                         i = 0,
 703                         length = elems.length;
 704                 inv = !!inv;
 705
 706                 // Go through the array, only saving the items
 707                 // that pass the validator function
 708                 for ( ; i < length; i++ ) {
 709                         retVal = !!callback( elems[ i ], i );
 710                         if ( inv !== retVal ) {
 711                                 ret.push( elems[ i ] );
 712                         }
 713                 }
 714
 715                 return ret;
 716         },
 717
 718         // arg is for internal usage only
 719         map: function( elems, callback, arg ) {
 720                 var value, key,
 721                         ret = [],
 722                         i = 0,
 723                         length = elems.length,
 724                         // jquery objects are treated as arrays
 725                         isArray = elems instanceof jQuery || length !== undefined && typeof length === "number" && ( ( length > 0 && elems[ 0 ] && elems[ length -1 ] ) || length === 0 || jQuery.isArray( elems ) ) ;
 726
 727                 // Go through the array, translating each of the items to their
 728                 if ( isArray ) {
 729                         for ( ; i < length; i++ ) {
 730                                 value = callback( elems[ i ], i, arg );
 731
 732                                 if ( value != null ) {
 733                                         ret[ ret.length ] = value;
 734                                 }
 735                         }
 736
 737                 // Go through every key on the object,
 738                 } else {
 739                         for ( key in elems ) {
 740                                 value = callback( elems[ key ], key, arg );
 741
 742                                 if ( value != null ) {
 743                                         ret[ ret.length ] = value;
 744                                 }
 745                         }
 746                 }
 747
 748                 // Flatten any nested arrays
 749                 return ret.concat.apply( [], ret );
 750         },
 751
 752         // A global GUID counter for objects
 753         guid: 1,
 754
 755         // Bind a function to a context, optionally partially applying any
 756         // arguments.
 757         proxy: function( fn, context ) {
 758                 var tmp, args, proxy;
 759
 760                 if ( typeof context === "string" ) {
 761                         tmp = fn[ context ];
 762                         context = fn;
 763                         fn = tmp;
 764                 }
 765
 766                 // Quick check to determine if target is callable, in the spec
 767                 // this throws a TypeError, but we will just return undefined.
 768                 if ( !jQuery.isFunction( fn ) ) {
 769                         return undefined;
 770                 }
 771
 772                 // Simulated bind
 773                 args = core_slice.call( arguments, 2 );
 774                 proxy = function() {
 775                         return fn.apply( context, args.concat( core_slice.call( arguments ) ) );
 776                 };
 777
 778                 // Set the guid of unique handler to the same of original handler, so it can be removed
 779                 proxy.guid = fn.guid = fn.guid || jQuery.guid++;
 780
 781                 return proxy;
 782         },
 783
 784         // Multifunctional method to get and set values of a collection
 785         // The value/s can optionally be executed if it's a function
 786         access: function( elems, fn, key, value, chainable, emptyGet, pass ) {
 787                 var exec,
 788                         bulk = key == null,
 789                         i = 0,
 790                         length = elems.length;
 791
 792                 // Sets many values
 793                 if ( key && typeof key === "object" ) {
 794                         for ( i in key ) {
 795                                 jQuery.access( elems, fn, i, key[i], 1, emptyGet, value );
 796                         }
 797                         chainable = 1;
 798
 799                 // Sets one value
 800                 } else if ( value !== undefined ) {
 801                         // Optionally, function values get executed if exec is true
 802                         exec = pass === undefined && jQuery.isFunction( value );
 803
 804                         if ( bulk ) {
 805                                 // Bulk operations only iterate when executing function values
 806                                 if ( exec ) {
 807                                         exec = fn;
 808                                         fn = function( elem, key, value ) {
 809                                                 return exec.call( jQuery( elem ), value );
 810                                         };
 811
 812                                 // Otherwise they run against the entire set
 813                                 } else {
 814                                         fn.call( elems, value );
 815                                         fn = null;
 816                                 }
 817                         }
 818
 819                         if ( fn ) {
 820                                 for (; i < length; i++ ) {
 821                                         fn( elems[i], key, exec ? value.call( elems[i], i, fn( elems[i], key ) ) : value, pass );
 822                                 }
 823                         }
 824
 825                         chainable = 1;
 826                 }
 827
 828                 return chainable ?
 829                         elems :
 830
 831                         // Gets
 832                         bulk ?
 833                                 fn.call( elems ) :
 834                                 length ? fn( elems[0], key ) : emptyGet;
 835         },
 836
 837         now: function() {
 838                 return ( new Date() ).getTime();
 839         }
 840 });
 841
 842 jQuery.ready.promise = function( obj ) {
 843         if ( !readyList ) {
 844
 845                 readyList = jQuery.Deferred();
 846
 847                 // Catch cases where $(document).ready() is called after the browser event has already occurred.
 848                 // we once tried to use readyState "interactive" here, but it caused issues like the one
 849                 // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
 850                 if ( document.readyState === "complete" ) {
 851                         // Handle it asynchronously to allow scripts the opportunity to delay ready
 852                         setTimeout( jQuery.ready, 1 );
 853
 854                 // Standards-based browsers support DOMContentLoaded
 855                 } else if ( document.addEventListener ) {
 856                         // Use the handy event callback
 857                         document.addEventListener( "DOMContentLoaded", DOMContentLoaded, false );
 858
 859                         // A fallback to window.onload, that will always work
 860                         window.addEventListener( "load", jQuery.ready, false );
 861
 862                 // If IE event model is used
 863                 } else {
 864                         // Ensure firing before onload, maybe late but safe also for iframes
 865                         document.attachEvent( "onreadystatechange", DOMContentLoaded );
 866
 867                         // A fallback to window.onload, that will always work
 868                         window.attachEvent( "onload", jQuery.ready );
 869
 870                         // If IE and not a frame
 871                         // continually check to see if the document is ready
 872                         var top = false;
 873
 874                         try {
 875                                 top = window.frameElement == null && document.documentElement;
 876                         } catch(e) {}
 877
 878                         if ( top && top.doScroll ) {
 879                                 (function doScrollCheck() {
 880                                         if ( !jQuery.isReady ) {
 881
 882                                                 try {
 883                                                         // Use the trick by Diego Perini
 884                                                         // http://javascript.nwbox.com/IEContentLoaded/
 885                                                         top.doScroll("left");
 886                                                 } catch(e) {
 887                                                         return setTimeout( doScrollCheck, 50 );
 888                                                 }
 889
 890                                                 // and execute any waiting functions
 891                                                 jQuery.ready();
 892                                         }
 893                                 })();
 894                         }
 895                 }
 896         }
 897         return readyList.promise( obj );
 898 };
 899
 900 // Populate the class2type map
 901 jQuery.each("Boolean Number String Function Array Date RegExp Object".split(" "), function(i, name) {
 902         class2type[ "[object " + name + "]" ] = name.toLowerCase();
 903 });
 904
 905 // All jQuery objects should point back to these
 906 rootjQuery = jQuery(document);
 907 // String to Object options format cache
 908 var optionsCache = {};
 909
 910 // Convert String-formatted options into Object-formatted ones and store in cache
 911 function createOptions( options ) {
 912         var object = optionsCache[ options ] = {};
 913         jQuery.each( options.split( core_rspace ), function( _, flag ) {
 914                 object[ flag ] = true;
 915         });
 916         return object;
 917 }
 918
 919 /*
 920  * Create a callback list using the following parameters:
 921  *
 922  *      options: an optional list of space-separated options that will change how
 923  *                      the callback list behaves or a more traditional option object
 924  *
 925  * By default a callback list will act like an event callback list and can be
 926  * "fired" multiple times.
 927  *
 928  * Possible options:
 929  *
 930  *      once:                   will ensure the callback list can only be fired once (like a Deferred)
 931  *
 932  *      memory:                 will keep track of previous values and will call any callback added
 933  *                                      after the list has been fired right away with the latest "memorized"
 934  *                                      values (like a Deferred)
 935  *
 936  *      unique:                 will ensure a callback can only be added once (no duplicate in the list)
 937  *
 938  *      stopOnFalse:    interrupt callings when a callback returns false
 939  *
 940  */
 941 jQuery.Callbacks = function( options ) {
 942
 943         // Convert options from String-formatted to Object-formatted if needed
 944         // (we check in cache first)
 945         options = typeof options === "string" ?
 946                 ( optionsCache[ options ] || createOptions( options ) ) :
 947                 jQuery.extend( {}, options );
 948
 949         var // Last fire value (for non-forgettable lists)
 950                 memory,
 951                 // Flag to know if list was already fired
 952                 fired,
 953                 // Flag to know if list is currently firing
 954                 firing,
 955                 // First callback to fire (used internally by add and fireWith)
 956                 firingStart,
 957                 // End of the loop when firing
 958                 firingLength,
 959                 // Index of currently firing callback (modified by remove if needed)
 960                 firingIndex,
 961                 // Actual callback list
 962                 list = [],
 963                 // Stack of fire calls for repeatable lists
 964                 stack = !options.once && [],
 965                 // Fire callbacks
 966                 fire = function( data ) {
 967                         memory = options.memory && data;
 968                         fired = true;
 969                         firingIndex = firingStart || 0;
 970                         firingStart = 0;
 971                         firingLength = list.length;
 972                         firing = true;
 973                         for ( ; list && firingIndex < firingLength; firingIndex++ ) {
 974                                 if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
 975                                         memory = false; // To prevent further calls using add
 976                                         break;
 977                                 }
 978                         }
 979                         firing = false;
 980                         if ( list ) {
 981                                 if ( stack ) {
 982                                         if ( stack.length ) {
 983                                                 fire( stack.shift() );
 984                                         }
 985                                 } else if ( memory ) {
 986                                         list = [];
 987                                 } else {
 988                                         self.disable();
 989                                 }
 990                         }
 991                 },
 992                 // Actual Callbacks object
 993                 self = {
 994                         // Add a callback or a collection of callbacks to the list
 995                         add: function() {
 996                                 if ( list ) {
 997                                         // First, we save the current length
 998                                         var start = list.length;
 999                                         (function add( args ) {
1000                                                 jQuery.each( args, function( _, arg ) {
1001                                                         var type = jQuery.type( arg );
1002                                                         if ( type === "function" && ( !options.unique || !self.has( arg ) ) ) {
1003                                                                 list.push( arg );
1004                                                         } else if ( arg && arg.length && type !== "string" ) {
1005                                                                 // Inspect recursively
1006                                                                 add( arg );
1007                                                         }
1008                                                 });
1009                                         })( arguments );
1010                                         // Do we need to add the callbacks to the
1011                                         // current firing batch?
1012                                         if ( firing ) {
1013                                                 firingLength = list.length;
1014                                         // With memory, if we're not firing then
1015                                         // we should call right away
1016                                         } else if ( memory ) {
1017                                                 firingStart = start;
1018                                                 fire( memory );
1019                                         }
1020                                 }
1021                                 return this;
1022                         },
1023                         // Remove a callback from the list
1024                         remove: function() {
1025                                 if ( list ) {
1026                                         jQuery.each( arguments, function( _, arg ) {
1027                                                 var index;
1028                                                 while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
1029                                                         list.splice( index, 1 );
1030                                                         // Handle firing indexes
1031                                                         if ( firing ) {
1032                                                                 if ( index <= firingLength ) {
1033                                                                         firingLength--;
1034                                                                 }
1035                                                                 if ( index <= firingIndex ) {
1036                                                                         firingIndex--;
1037                                                                 }
1038                                                         }
1039                                                 }
1040                                         });
1041                                 }
1042                                 return this;
1043                         },
1044                         // Control if a given callback is in the list
1045                         has: function( fn ) {
1046                                 return jQuery.inArray( fn, list ) > -1;
1047                         },
1048                         // Remove all callbacks from the list
1049                         empty: function() {
1050                                 list = [];
1051                                 return this;
1052                         },
1053                         // Have the list do nothing anymore
1054                         disable: function() {
1055                                 list = stack = memory = undefined;
1056                                 return this;
1057                         },
1058                         // Is it disabled?
1059                         disabled: function() {
1060                                 return !list;
1061                         },
1062                         // Lock the list in its current state
1063                         lock: function() {
1064                                 stack = undefined;
1065                                 if ( !memory ) {
1066                                         self.disable();
1067                                 }
1068                                 return this;
1069                         },
1070                         // Is it locked?
1071                         locked: function() {
1072                                 return !stack;
1073                         },
1074                         // Call all callbacks with the given context and arguments
1075                         fireWith: function( context, args ) {
1076                                 args = args || [];
1077                                 args = [ context, args.slice ? args.slice() : args ];
1078                                 if ( list && ( !fired || stack ) ) {
1079                                         if ( firing ) {
1080                                                 stack.push( args );
1081                                         } else {
1082                                                 fire( args );
1083                                         }
1084                                 }
1085                                 return this;
1086                         },
1087                         // Call all the callbacks with the given arguments
1088                         fire: function() {
1089                                 self.fireWith( this, arguments );
1090                                 return this;
1091                         },
1092                         // To know if the callbacks have already been called at least once
1093                         fired: function() {
1094                                 return !!fired;
1095                         }
1096                 };
1097
1098         return self;
1099 };
1100 jQuery.extend({
1101
1102         Deferred: function( func ) {
1103                 var tuples = [
1104                                 // action, add listener, listener list, final state
1105                                 [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
1106                                 [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
1107                                 [ "notify", "progress", jQuery.Callbacks("memory") ]
1108                         ],
1109                         state = "pending",
1110                         promise = {
1111                                 state: function() {
1112                                         return state;
1113                                 },
1114                                 always: function() {
1115                                         deferred.done( arguments ).fail( arguments );
1116                                         return this;
1117                                 },
1118                                 then: function( /* fnDone, fnFail, fnProgress */ ) {
1119                                         var fns = arguments;
1120                                         return jQuery.Deferred(function( newDefer ) {
1121                                                 jQuery.each( tuples, function( i, tuple ) {
1122                                                         var action = tuple[ 0 ],
1123                                                                 fn = fns[ i ];
1124                                                         // deferred[ done | fail | progress ] for forwarding actions to newDefer
1125                                                         deferred[ tuple[1] ]( jQuery.isFunction( fn ) ?
1126                                                                 function() {
1127                                                                         var returned = fn.apply( this, arguments );
1128                                                                         if ( returned && jQuery.isFunction( returned.promise ) ) {
1129                                                                                 returned.promise()
1130                                                                                         .done( newDefer.resolve )
1131                                                                                         .fail( newDefer.reject )
1132                                                                                         .progress( newDefer.notify );
1133                                                                         } else {
1134                                                                                 newDefer[ action + "With" ]( this === deferred ? newDefer : this, [ returned ] );
1135                                                                         }
1136                                                                 } :
1137                                                                 newDefer[ action ]
1138                                                         );
1139                                                 });
1140                                                 fns = null;
1141                                         }).promise();
1142                                 },
1143                                 // Get a promise for this deferred
1144                                 // If obj is provided, the promise aspect is added to the object
1145                                 promise: function( obj ) {
1146                                         return obj != null ? jQuery.extend( obj, promise ) : promise;
1147                                 }
1148                         },
1149                         deferred = {};
1150
1151                 // Keep pipe for back-compat
1152                 promise.pipe = promise.then;
1153
1154                 // Add list-specific methods
1155                 jQuery.each( tuples, function( i, tuple ) {
1156                         var list = tuple[ 2 ],
1157                                 stateString = tuple[ 3 ];
1158
1159                         // promise[ done | fail | progress ] = list.add
1160                         promise[ tuple[1] ] = list.add;
1161
1162                         // Handle state
1163                         if ( stateString ) {
1164                                 list.add(function() {
1165                                         // state = [ resolved | rejected ]
1166                                         state = stateString;
1167
1168                                 // [ reject_list | resolve_list ].disable; progress_list.lock
1169                                 }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
1170                         }
1171
1172                         // deferred[ resolve | reject | notify ] = list.fire
1173                         deferred[ tuple[0] ] = list.fire;
1174                         deferred[ tuple[0] + "With" ] = list.fireWith;
1175                 });
1176
1177                 // Make the deferred a promise
1178                 promise.promise( deferred );
1179
1180                 // Call given func if any
1181                 if ( func ) {
1182                         func.call( deferred, deferred );
1183                 }
1184
1185                 // All done!
1186                 return deferred;
1187         },
1188
1189         // Deferred helper
1190         when: function( subordinate /* , ..., subordinateN */ ) {
1191                 var i = 0,
1192                         resolveValues = core_slice.call( arguments ),
1193                         length = resolveValues.length,
1194
1195                         // the count of uncompleted subordinates
1196                         remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,
1197
1198                         // the master Deferred. If resolveValues consist of only a single Deferred, just use that.
1199                         deferred = remaining === 1 ? subordinate : jQuery.Deferred(),
1200
1201                         // Update function for both resolve and progress values
1202                         updateFunc = function( i, contexts, values ) {
1203                                 return function( value ) {
1204                                         contexts[ i ] = this;
1205                                         values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value;
1206                                         if( values === progressValues ) {
1207                                                 deferred.notifyWith( contexts, values );
1208                                         } else if ( !( --remaining ) ) {
1209                                                 deferred.resolveWith( contexts, values );
1210                                         }
1211                                 };
1212                         },
1213
1214                         progressValues, progressContexts, resolveContexts;
1215
1216                 // add listeners to Deferred subordinates; treat others as resolved
1217                 if ( length > 1 ) {
1218                         progressValues = new Array( length );
1219                         progressContexts = new Array( length );
1220                         resolveContexts = new Array( length );
1221                         for ( ; i < length; i++ ) {
1222                                 if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
1223                                         resolveValues[ i ].promise()
1224                                                 .done( updateFunc( i, resolveContexts, resolveValues ) )
1225                                                 .fail( deferred.reject )
1226                                                 .progress( updateFunc( i, progressContexts, progressValues ) );
1227                                 } else {
1228                                         --remaining;
1229                                 }
1230                         }
1231                 }
1232
1233                 // if we're not waiting on anything, resolve the master
1234                 if ( !remaining ) {
1235                         deferred.resolveWith( resolveContexts, resolveValues );
1236                 }
1237
1238                 return deferred.promise();
1239         }
1240 });
1241 jQuery.support = (function() {
1242
1243         var support,
1244                 all,
1245                 a,
1246                 select,
1247                 opt,
1248                 input,
1249                 fragment,
1250                 eventName,
1251                 i,
1252                 isSupported,
1253                 clickFn,
1254                 div = document.createElement("div");
1255
1256         // Preliminary tests
1257         div.setAttribute( "className", "t" );
1258         div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
1259
1260         all = div.getElementsByTagName("*");
1261         a = div.getElementsByTagName("a")[ 0 ];
1262         a.style.cssText = "top:1px;float:left;opacity:.5";
1263
1264         // Can't get basic test support
1265         if ( !all || !all.length ) {
1266                 return {};
1267         }
1268
1269         // First batch of supports tests
1270         select = document.createElement("select");
1271         opt = select.appendChild( document.createElement("option") );
1272         input = div.getElementsByTagName("input")[ 0 ];
1273
1274         support = {
1275                 // IE strips leading whitespace when .innerHTML is used
1276                 leadingWhitespace: ( div.firstChild.nodeType === 3 ),
1277
1278                 // Make sure that tbody elements aren't automatically inserted
1279                 // IE will insert them into empty tables
1280                 tbody: !div.getElementsByTagName("tbody").length,
1281
1282                 // Make sure that link elements get serialized correctly by innerHTML
1283                 // This requires a wrapper element in IE
1284                 htmlSerialize: !!div.getElementsByTagName("link").length,
1285
1286                 // Get the style information from getAttribute
1287                 // (IE uses .cssText instead)
1288                 style: /top/.test( a.getAttribute("style") ),
1289
1290                 // Make sure that URLs aren't manipulated
1291                 // (IE normalizes it by default)
1292                 hrefNormalized: ( a.getAttribute("href") === "/a" ),
1293
1294                 // Make sure that element opacity exists
1295                 // (IE uses filter instead)
1296                 // Use a regex to work around a WebKit issue. See #5145
1297                 opacity: /^0.5/.test( a.style.opacity ),
1298
1299                 // Verify style float existence
1300                 // (IE uses styleFloat instead of cssFloat)
1301                 cssFloat: !!a.style.cssFloat,
1302
1303                 // Make sure that if no value is specified for a checkbox
1304                 // that it defaults to "on".
1305                 // (WebKit defaults to "" instead)
1306                 checkOn: ( input.value === "on" ),
1307
1308                 // Make sure that a selected-by-default option has a working selected property.
1309                 // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
1310                 optSelected: opt.selected,
1311
1312                 // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
1313                 getSetAttribute: div.className !== "t",
1314
1315                 // Tests for enctype support on a form(#6743)
1316                 enctype: !!document.createElement("form").enctype,
1317
1318                 // Makes sure cloning an html5 element does not cause problems
1319                 // Where outerHTML is undefined, this still works
1320                 html5Clone: document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>",
1321
1322                 // jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode
1323                 boxModel: ( document.compatMode === "CSS1Compat" ),
1324
1325                 // Will be defined later
1326                 submitBubbles: true,
1327                 changeBubbles: true,
1328                 focusinBubbles: false,
1329                 deleteExpando: true,
1330                 noCloneEvent: true,
1331                 inlineBlockNeedsLayout: false,
1332                 shrinkWrapBlocks: false,
1333                 reliableMarginRight: true,
1334                 boxSizingReliable: true,
1335                 pixelPosition: false
1336         };
1337
1338         // Make sure checked status is properly cloned
1339         input.checked = true;
1340         support.noCloneChecked = input.cloneNode( true ).checked;
1341
1342         // Make sure that the options inside disabled selects aren't marked as disabled
1343         // (WebKit marks them as disabled)
1344         select.disabled = true;
1345         support.optDisabled = !opt.disabled;
1346
1347         // Test to see if it's possible to delete an expando from an element
1348         // Fails in Internet Explorer
1349         try {
1350                 delete div.test;
1351         } catch( e ) {
1352                 support.deleteExpando = false;
1353         }
1354
1355         if ( !div.addEventListener && div.attachEvent && div.fireEvent ) {
1356                 div.attachEvent( "onclick", clickFn = function() {
1357                         // Cloning a node shouldn't copy over any
1358                         // bound event handlers (IE does this)
1359                         support.noCloneEvent = false;
1360                 });
1361                 div.cloneNode( true ).fireEvent("onclick");
1362                 div.detachEvent( "onclick", clickFn );
1363         }
1364
1365         // Check if a radio maintains its value
1366         // after being appended to the DOM
1367         input = document.createElement("input");
1368         input.value = "t";
1369         input.setAttribute( "type", "radio" );
1370         support.radioValue = input.value === "t";
1371
1372         input.setAttribute( "checked", "checked" );
1373
1374         // #11217 - WebKit loses check when the name is after the checked attribute
1375         input.setAttribute( "name", "t" );
1376
1377         div.appendChild( input );
1378         fragment = document.createDocumentFragment();
1379         fragment.appendChild( div.lastChild );
1380
1381         // WebKit doesn't clone checked state correctly in fragments
1382         support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;
1383
1384         // Check if a disconnected checkbox will retain its checked
1385         // value of true after appended to the DOM (IE6/7)
1386         support.appendChecked = input.checked;
1387
1388         fragment.removeChild( input );
1389         fragment.appendChild( div );
1390
1391         // Technique from Juriy Zaytsev
1392         // http://perfectionkills.com/detecting-event-support-without-browser-sniffing/
1393         // We only care about the case where non-standard event systems
1394         // are used, namely in IE. Short-circuiting here helps us to
1395         // avoid an eval call (in setAttribute) which can cause CSP
1396         // to go haywire. See: https://developer.mozilla.org/en/Security/CSP
1397         if ( div.attachEvent ) {
1398                 for ( i in {
1399                         submit: true,
1400                         change: true,
1401                         focusin: true
1402                 }) {
1403                         eventName = "on" + i;
1404                         isSupported = ( eventName in div );
1405                         if ( !isSupported ) {
1406                                 div.setAttribute( eventName, "return;" );
1407                                 isSupported = ( typeof div[ eventName ] === "function" );
1408                         }
1409                         support[ i + "Bubbles" ] = isSupported;
1410                 }
1411         }
1412
1413         // Run tests that need a body at doc ready
1414         jQuery(function() {
1415                 var container, div, tds, marginDiv,
1416                         divReset = "padding:0;margin:0;border:0;display:block;overflow:hidden;",
1417                         body = document.getElementsByTagName("body")[0];
1418
1419                 if ( !body ) {
1420                         // Return for frameset docs that don't have a body
1421                         return;
1422                 }
1423
1424                 container = document.createElement("div");
1425                 container.style.cssText = "visibility:hidden;border:0;width:0;height:0;position:static;top:0;margin-top:1px";
1426                 body.insertBefore( container, body.firstChild );
1427
1428                 // Construct the test element
1429                 div = document.createElement("div");
1430                 container.appendChild( div );
1431
1432                 // Check if table cells still have offsetWidth/Height when they are set
1433                 // to display:none and there are still other visible table cells in a
1434                 // table row; if so, offsetWidth/Height are not reliable for use when
1435                 // determining if an element has been hidden directly using
1436                 // display:none (it is still safe to use offsets if a parent element is
1437                 // hidden; don safety goggles and see bug #4512 for more information).
1438                 // (only IE 8 fails this test)
1439                 div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
1440                 tds = div.getElementsByTagName("td");
1441                 tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none";
1442                 isSupported = ( tds[ 0 ].offsetHeight === 0 );
1443
1444                 tds[ 0 ].style.display = "";
1445                 tds[ 1 ].style.display = "none";
1446
1447                 // Check if empty table cells still have offsetWidth/Height
1448                 // (IE <= 8 fail this test)
1449                 support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );
1450
1451                 // Check box-sizing and margin behavior
1452                 div.innerHTML = "";
1453                 div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;";
1454                 support.boxSizing = ( div.offsetWidth === 4 );
1455                 support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 );
1456
1457                 // NOTE: To any future maintainer, we've window.getComputedStyle
1458                 // because jsdom on node.js will break without it.
1459                 if ( window.getComputedStyle ) {
1460                         support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
1461                         support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
1462
1463                         // Check if div with explicit width and no margin-right incorrectly
1464                         // gets computed margin-right based on width of container. For more
1465                         // info see bug #3333
1466                         // Fails in WebKit before Feb 2011 nightlies
1467                         // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
1468                         marginDiv = document.createElement("div");
1469                         marginDiv.style.cssText = div.style.cssText = divReset;
1470                         marginDiv.style.marginRight = marginDiv.style.width = "0";
1471                         div.style.width = "1px";
1472                         div.appendChild( marginDiv );
1473                         support.reliableMarginRight =
1474                                 !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
1475                 }
1476
1477                 if ( typeof div.style.zoom !== "undefined" ) {
1478                         // Check if natively block-level elements act like inline-block
1479                         // elements when setting their display to 'inline' and giving
1480                         // them layout
1481                         // (IE < 8 does this)
1482                         div.innerHTML = "";
1483                         div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1";
1484                         support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );
1485
1486                         // Check if elements with layout shrink-wrap their children
1487                         // (IE 6 does this)
1488                         div.style.display = "block";
1489                         div.style.overflow = "visible";
1490                         div.innerHTML = "<div></div>";
1491                         div.firstChild.style.width = "5px";
1492                         support.shrinkWrapBlocks = ( div.offsetWidth !== 3 );
1493
1494                         container.style.zoom = 1;
1495                 }
1496
1497                 // Null elements to avoid leaks in IE
1498                 body.removeChild( container );
1499                 container = div = tds = marginDiv = null;
1500         });
1501
1502         // Null elements to avoid leaks in IE
1503         fragment.removeChild( div );
1504         all = a = select = opt = input = fragment = div = null;
1505
1506         return support;
1507 })();
1508 var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
1509         rmultiDash = /([A-Z])/g;
1510
1511 jQuery.extend({
1512         cache: {},
1513
1514         deletedIds: [],
1515
1516         // Remove at next major release (1.9/2.0)
1517         uuid: 0,
1518
1519         // Unique for each copy of jQuery on the page
1520         // Non-digits removed to match rinlinejQuery
1521         expando: "jQuery" + ( jQuery.fn.jquery + Math.random() ).replace( /\D/g, "" ),
1522
1523         // The following elements throw uncatchable exceptions if you
1524         // attempt to add expando properties to them.
1525         noData: {
1526                 "embed": true,
1527                 // Ban all objects except for Flash (which handle expandos)
1528                 "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000",
1529                 "applet": true
1530         },
1531
1532         hasData: function( elem ) {
1533                 elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];
1534                 return !!elem && !isEmptyDataObject( elem );
1535         },
1536
1537         data: function( elem, name, data, pvt /* Internal Use Only */ ) {
1538                 if ( !jQuery.acceptData( elem ) ) {
1539                         return;
1540                 }
1541
1542                 var thisCache, ret,
1543                         internalKey = jQuery.expando,
1544                         getByName = typeof name === "string",
1545
1546                         // We have to handle DOM nodes and JS objects differently because IE6-7
1547                         // can't GC object references properly across the DOM-JS boundary
1548                         isNode = elem.nodeType,
1549
1550                         // Only DOM nodes need the global jQuery cache; JS object data is
1551                         // attached directly to the object so GC can occur automatically
1552                         cache = isNode ? jQuery.cache : elem,
1553
1554                         // Only defining an ID for JS objects if its cache already exists allows
1555                         // the code to shortcut on the same path as a DOM node with no cache
1556                         id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;
1557
1558                 // Avoid doing any more work than we need to when trying to get data on an
1559                 // object that has no data at all
1560                 if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && getByName && data === undefined ) {
1561                         return;
1562                 }
1563
1564                 if ( !id ) {
1565                         // Only DOM nodes need a new unique ID for each element since their data
1566                         // ends up in the global cache
1567                         if ( isNode ) {
1568                                 elem[ internalKey ] = id = jQuery.deletedIds.pop() || jQuery.guid++;
1569                         } else {
1570                                 id = internalKey;
1571                         }
1572                 }
1573
1574                 if ( !cache[ id ] ) {
1575                         cache[ id ] = {};
1576
1577                         // Avoids exposing jQuery metadata on plain JS objects when the object
1578                         // is serialized using JSON.stringify
1579                         if ( !isNode ) {
1580                                 cache[ id ].toJSON = jQuery.noop;
1581                         }
1582                 }
1583
1584                 // An object can be passed to jQuery.data instead of a key/value pair; this gets
1585                 // shallow copied over onto the existing cache
1586                 if ( typeof name === "object" || typeof name === "function" ) {
1587                         if ( pvt ) {
1588                                 cache[ id ] = jQuery.extend( cache[ id ], name );
1589                         } else {
1590                                 cache[ id ].data = jQuery.extend( cache[ id ].data, name );
1591                         }
1592                 }
1593
1594                 thisCache = cache[ id ];
1595
1596                 // jQuery data() is stored in a separate object inside the object's internal data
1597                 // cache in order to avoid key collisions between internal data and user-defined
1598                 // data.
1599                 if ( !pvt ) {
1600                         if ( !thisCache.data ) {
1601                                 thisCache.data = {};
1602                         }
1603
1604                         thisCache = thisCache.data;
1605                 }
1606
1607                 if ( data !== undefined ) {
1608                         thisCache[ jQuery.camelCase( name ) ] = data;
1609                 }
1610
1611                 // Check for both converted-to-camel and non-converted data property names
1612                 // If a data property was specified
1613                 if ( getByName ) {
1614
1615                         // First Try to find as-is property data
1616                         ret = thisCache[ name ];
1617
1618                         // Test for null|undefined property data
1619                         if ( ret == null ) {
1620
1621                                 // Try to find the camelCased property
1622                                 ret = thisCache[ jQuery.camelCase( name ) ];
1623                         }
1624                 } else {
1625                         ret = thisCache;
1626                 }
1627
1628                 return ret;
1629         },
1630
1631         removeData: function( elem, name, pvt /* Internal Use Only */ ) {
1632                 if ( !jQuery.acceptData( elem ) ) {
1633                         return;
1634                 }
1635
1636                 var thisCache, i, l,
1637
1638                         isNode = elem.nodeType,
1639
1640                         // See jQuery.data for more information
1641                         cache = isNode ? jQuery.cache : elem,
1642                         id = isNode ? elem[ jQuery.expando ] : jQuery.expando;
1643
1644                 // If there is already no cache entry for this object, there is no
1645                 // purpose in continuing
1646                 if ( !cache[ id ] ) {
1647                         return;
1648                 }
1649
1650                 if ( name ) {
1651
1652                         thisCache = pvt ? cache[ id ] : cache[ id ].data;
1653
1654                         if ( thisCache ) {
1655
1656                                 // Support array or space separated string names for data keys
1657                                 if ( !jQuery.isArray( name ) ) {
1658
1659                                         // try the string as a key before any manipulation
1660                                         if ( name in thisCache ) {
1661                                                 name = [ name ];
1662                                         } else {
1663
1664                                                 // split the camel cased version by spaces unless a key with the spaces exists
1665                                                 name = jQuery.camelCase( name );
1666                                                 if ( name in thisCache ) {
1667                                                         name = [ name ];
1668                                                 } else {
1669                                                         name = name.split(" ");
1670                                                 }
1671                                         }
1672                                 }
1673
1674                                 for ( i = 0, l = name.length; i < l; i++ ) {
1675                                         delete thisCache[ name[i] ];
1676                                 }
1677
1678                                 // If there is no data left in the cache, we want to continue
1679                                 // and let the cache object itself get destroyed
1680                                 if ( !( pvt ? isEmptyDataObject : jQuery.isEmptyObject )( thisCache ) ) {
1681                                         return;
1682                                 }
1683                         }
1684                 }
1685
1686                 // See jQuery.data for more information
1687                 if ( !pvt ) {
1688                         delete cache[ id ].data;
1689
1690                         // Don't destroy the parent cache unless the internal data object
1691                         // had been the only thing left in it
1692                         if ( !isEmptyDataObject( cache[ id ] ) ) {
1693                                 return;
1694                         }
1695                 }
1696
1697                 // Destroy the cache
1698                 if ( isNode ) {
1699                         jQuery.cleanData( [ elem ], true );
1700
1701                 // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
1702                 } else if ( jQuery.support.deleteExpando || cache != cache.window ) {
1703                         delete cache[ id ];
1704
1705                 // When all else fails, null
1706                 } else {
1707                         cache[ id ] = null;
1708                 }
1709         },
1710
1711         // For internal use only.
1712         _data: function( elem, name, data ) {
1713                 return jQuery.data( elem, name, data, true );
1714         },
1715
1716         // A method for determining if a DOM node can handle the data expando
1717         acceptData: function( elem ) {
1718                 var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ];
1719
1720                 // nodes accept data unless otherwise specified; rejection can be conditional
1721                 return !noData || noData !== true && elem.getAttribute("classid") === noData;
1722         }
1723 });
1724
1725 jQuery.fn.extend({
1726         data: function( key, value ) {
1727                 var parts, part, attr, name, l,
1728                         elem = this[0],
1729                         i = 0,
1730                         data = null;
1731
1732                 // Gets all values
1733                 if ( key === undefined ) {
1734                         if ( this.length ) {
1735                                 data = jQuery.data( elem );
1736
1737                                 if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) {
1738                                         attr = elem.attributes;
1739                                         for ( l = attr.length; i < l; i++ ) {
1740                                                 name = attr[i].name;
1741
1742                                                 if ( !name.indexOf( "data-" ) ) {
1743                                                         name = jQuery.camelCase( name.substring(5) );
1744
1745                                                         dataAttr( elem, name, data[ name ] );
1746                                                 }
1747                                         }
1748                                         jQuery._data( elem, "parsedAttrs", true );
1749                                 }
1750                         }
1751
1752                         return data;
1753                 }
1754
1755                 // Sets multiple values
1756                 if ( typeof key === "object" ) {
1757                         return this.each(function() {
1758                                 jQuery.data( this, key );
1759                         });
1760                 }
1761
1762                 parts = key.split( ".", 2 );
1763                 parts[1] = parts[1] ? "." + parts[1] : "";
1764                 part = parts[1] + "!";
1765
1766                 return jQuery.access( this, function( value ) {
1767
1768                         if ( value === undefined ) {
1769                                 data = this.triggerHandler( "getData" + part, [ parts[0] ] );
1770
1771                                 // Try to fetch any internally stored data first
1772                                 if ( data === undefined && elem ) {
1773                                         data = jQuery.data( elem, key );
1774                                         data = dataAttr( elem, key, data );
1775                                 }
1776
1777                                 return data === undefined && parts[1] ?
1778                                         this.data( parts[0] ) :
1779                                         data;
1780                         }
1781
1782                         parts[1] = value;
1783                         this.each(function() {
1784                                 var self = jQuery( this );
1785
1786                                 self.triggerHandler( "setData" + part, parts );
1787                                 jQuery.data( this, key, value );
1788                                 self.triggerHandler( "changeData" + part, parts );
1789                         });
1790                 }, null, value, arguments.length > 1, null, false );
1791         },
1792
1793         removeData: function( key ) {
1794                 return this.each(function() {
1795                         jQuery.removeData( this, key );
1796                 });
1797         }
1798 });
1799
1800 function dataAttr( elem, key, data ) {
1801         // If nothing was found internally, try to fetch any
1802         // data from the HTML5 data-* attribute
1803         if ( data === undefined && elem.nodeType === 1 ) {
1804
1805                 var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();
1806
1807                 data = elem.getAttribute( name );
1808
1809                 if ( typeof data === "string" ) {
1810                         try {
1811                                 data = data === "true" ? true :
1812                                 data === "false" ? false :
1813                                 data === "null" ? null :
1814                                 // Only convert to a number if it doesn't change the string
1815                                 +data + "" === data ? +data :
1816                                 rbrace.test( data ) ? jQuery.parseJSON( data ) :
1817                                         data;
1818                         } catch( e ) {}
1819
1820                         // Make sure we set the data so it isn't changed later
1821                         jQuery.data( elem, key, data );
1822
1823                 } else {
1824                         data = undefined;
1825                 }
1826         }
1827
1828         return data;
1829 }
1830
1831 // checks a cache object for emptiness
1832 function isEmptyDataObject( obj ) {
1833         var name;
1834         for ( name in obj ) {
1835
1836                 // if the public data object is empty, the private is still empty
1837                 if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) {
1838                         continue;
1839                 }
1840                 if ( name !== "toJSON" ) {
1841                         return false;
1842                 }
1843         }
1844
1845         return true;
1846 }
1847 jQuery.extend({
1848         queue: function( elem, type, data ) {
1849                 var queue;
1850
1851                 if ( elem ) {
1852                         type = ( type || "fx" ) + "queue";
1853                         queue = jQuery._data( elem, type );
1854
1855                         // Speed up dequeue by getting out quickly if this is just a lookup
1856                         if ( data ) {
1857                                 if ( !queue || jQuery.isArray(data) ) {
1858                                         queue = jQuery._data( elem, type, jQuery.makeArray(data) );
1859                                 } else {
1860                                         queue.push( data );
1861                                 }
1862                         }
1863                         return queue || [];
1864                 }
1865         },
1866
1867         dequeue: function( elem, type ) {
1868                 type = type || "fx";
1869
1870                 var queue = jQuery.queue( elem, type ),
1871                         startLength = queue.length,
1872                         fn = queue.shift(),
1873                         hooks = jQuery._queueHooks( elem, type ),
1874                         next = function() {
1875                                 jQuery.dequeue( elem, type );
1876                         };
1877
1878                 // If the fx queue is dequeued, always remove the progress sentinel
1879                 if ( fn === "inprogress" ) {
1880                         fn = queue.shift();
1881                         startLength--;
1882                 }
1883
1884                 if ( fn ) {
1885
1886                         // Add a progress sentinel to prevent the fx queue from being
1887                         // automatically dequeued
1888                         if ( type === "fx" ) {
1889                                 queue.unshift( "inprogress" );
1890                         }
1891
1892                         // clear up the last queue stop function
1893                         delete hooks.stop;
1894                         fn.call( elem, next, hooks );
1895                 }
1896
1897                 if ( !startLength && hooks ) {
1898                         hooks.empty.fire();
1899                 }
1900         },
1901
1902         // not intended for public consumption - generates a queueHooks object, or returns the current one
1903         _queueHooks: function( elem, type ) {
1904                 var key = type + "queueHooks";
1905                 return jQuery._data( elem, key ) || jQuery._data( elem, key, {
1906                         empty: jQuery.Callbacks("once memory").add(function() {
1907                                 jQuery.removeData( elem, type + "queue", true );
1908                                 jQuery.removeData( elem, key, true );
1909                         })
1910                 });
1911         }
1912 });
1913
1914 jQuery.fn.extend({
1915         queue: function( type, data ) {
1916                 var setter = 2;
1917
1918                 if ( typeof type !== "string" ) {
1919                         data = type;
1920                         type = "fx";
1921                         setter--;
1922                 }
1923
1924                 if ( arguments.length < setter ) {
1925                         return jQuery.queue( this[0], type );
1926                 }
1927
1928                 return data === undefined ?
1929                         this :
1930                         this.each(function() {
1931                                 var queue = jQuery.queue( this, type, data );
1932
1933                                 // ensure a hooks for this queue
1934                                 jQuery._queueHooks( this, type );
1935
1936                                 if ( type === "fx" && queue[0] !== "inprogress" ) {
1937                                         jQuery.dequeue( this, type );
1938                                 }
1939                         });
1940         },
1941         dequeue: function( type ) {
1942                 return this.each(function() {
1943                         jQuery.dequeue( this, type );
1944                 });
1945         },
1946         // Based off of the plugin by Clint Helfers, with permission.
1947         // http://blindsignals.com/index.php/2009/07/jquery-delay/
1948         delay: function( time, type ) {
1949                 time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
1950                 type = type || "fx";
1951
1952                 return this.queue( type, function( next, hooks ) {
1953                         var timeout = setTimeout( next, time );
1954                         hooks.stop = function() {
1955                                 clearTimeout( timeout );
1956                         };
1957                 });
1958         },
1959         clearQueue: function( type ) {
1960                 return this.queue( type || "fx", [] );
1961         },
1962         // Get a promise resolved when queues of a certain type
1963         // are emptied (fx is the type by default)
1964         promise: function( type, obj ) {
1965                 var tmp,
1966                         count = 1,
1967                         defer = jQuery.Deferred(),
1968                         elements = this,
1969                         i = this.length,
1970                         resolve = function() {
1971                                 if ( !( --count ) ) {
1972                                         defer.resolveWith( elements, [ elements ] );
1973                                 }
1974                         };
1975
1976                 if ( typeof type !== "string" ) {
1977                         obj = type;
1978                         type = undefined;
1979                 }
1980                 type = type || "fx";
1981
1982                 while( i-- ) {
1983                         tmp = jQuery._data( elements[ i ], type + "queueHooks" );
1984                         if ( tmp && tmp.empty ) {
1985                                 count++;
1986                                 tmp.empty.add( resolve );
1987                         }
1988                 }
1989                 resolve();
1990                 return defer.promise( obj );
1991         }
1992 });
1993 var nodeHook, boolHook, fixSpecified,
1994         rclass = /[\t\r\n]/g,
1995         rreturn = /\r/g,
1996         rtype = /^(?:button|input)$/i,
1997         rfocusable = /^(?:button|input|object|select|textarea)$/i,
1998         rclickable = /^a(?:rea|)$/i,
1999         rboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i,
2000         getSetAttribute = jQuery.support.getSetAttribute;
2001
2002 jQuery.fn.extend({
2003         attr: function( name, value ) {
2004                 return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 );
2005         },
2006
2007         removeAttr: function( name ) {
2008                 return this.each(function() {
2009                         jQuery.removeAttr( this, name );
2010                 });
2011         },
2012
2013         prop: function( name, value ) {
2014                 return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 );
2015         },
2016
2017         removeProp: function( name ) {
2018                 name = jQuery.propFix[ name ] || name;
2019                 return this.each(function() {
2020                         // try/catch handles cases where IE balks (such as removing a property on window)
2021                         try {
2022                                 this[ name ] = undefined;
2023                                 delete this[ name ];
2024                         } catch( e ) {}
2025                 });
2026         },
2027
2028         addClass: function( value ) {
2029                 var classNames, i, l, elem,
2030                         setClass, c, cl;
2031
2032                 if ( jQuery.isFunction( value ) ) {
2033                         return this.each(function( j ) {
2034                                 jQuery( this ).addClass( value.call(this, j, this.className) );
2035                         });
2036                 }
2037
2038                 if ( value && typeof value === "string" ) {
2039                         classNames = value.split( core_rspace );
2040
2041                         for ( i = 0, l = this.length; i < l; i++ ) {
2042                                 elem = this[ i ];
2043
2044                                 if ( elem.nodeType === 1 ) {
2045                                         if ( !elem.className && classNames.length === 1 ) {
2046                                                 elem.className = value;
2047
2048                                         } else {
2049                                                 setClass = " " + elem.className + " ";
2050
2051                                                 for ( c = 0, cl = classNames.length; c < cl; c++ ) {
2052                                                         if ( setClass.indexOf( " " + classNames[ c ] + " " ) < 0 ) {
2053                                                                 setClass += classNames[ c ] + " ";
2054                                                         }
2055                                                 }
2056                                                 elem.className = jQuery.trim( setClass );
2057                                         }
2058                                 }
2059                         }
2060                 }
2061
2062                 return this;
2063         },
2064
2065         removeClass: function( value ) {
2066                 var removes, className, elem, c, cl, i, l;
2067
2068                 if ( jQuery.isFunction( value ) ) {
2069                         return this.each(function( j ) {
2070                                 jQuery( this ).removeClass( value.call(this, j, this.className) );
2071                         });
2072                 }
2073                 if ( (value && typeof value === "string") || value === undefined ) {
2074                         removes = ( value || "" ).split( core_rspace );
2075
2076                         for ( i = 0, l = this.length; i < l; i++ ) {
2077                                 elem = this[ i ];
2078                                 if ( elem.nodeType === 1 && elem.className ) {
2079
2080                                         className = (" " + elem.className + " ").replace( rclass, " " );
2081
2082                                         // loop over each item in the removal list
2083                                         for ( c = 0, cl = removes.length; c < cl; c++ ) {
2084                                                 // Remove until there is nothing to remove,
2085                                                 while ( className.indexOf(" " + removes[ c ] + " ") >= 0 ) {
2086                                                         className = className.replace( " " + removes[ c ] + " " , " " );
2087                                                 }
2088                                         }
2089                                         elem.className = value ? jQuery.trim( className ) : "";
2090                                 }
2091                         }
2092                 }
2093
2094                 return this;
2095         },
2096
2097         toggleClass: function( value, stateVal ) {
2098                 var type = typeof value,
2099                         isBool = typeof stateVal === "boolean";
2100
2101                 if ( jQuery.isFunction( value ) ) {
2102                         return this.each(function( i ) {
2103                                 jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
2104                         });
2105                 }
2106
2107                 return this.each(function() {
2108                         if ( type === "string" ) {
2109                                 // toggle individual class names
2110                                 var className,
2111                                         i = 0,
2112                                         self = jQuery( this ),
2113                                         state = stateVal,
2114                                         classNames = value.split( core_rspace );
2115
2116                                 while ( (className = classNames[ i++ ]) ) {
2117                                         // check each className given, space separated list
2118                                         state = isBool ? state : !self.hasClass( className );
2119                                         self[ state ? "addClass" : "removeClass" ]( className );
2120                                 }
2121
2122                         } else if ( type === "undefined" || type === "boolean" ) {
2123                                 if ( this.className ) {
2124                                         // store className if set
2125                                         jQuery._data( this, "__className__", this.className );
2126                                 }
2127
2128                                 // toggle whole className
2129                                 this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
2130                         }
2131                 });
2132         },
2133
2134         hasClass: function( selector ) {
2135                 var className = " " + selector + " ",
2136                         i = 0,
2137                         l = this.length;
2138                 for ( ; i < l; i++ ) {
2139                         if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
2140                                 return true;
2141                         }
2142                 }
2143
2144                 return false;
2145         },
2146
2147         val: function( value ) {
2148                 var hooks, ret, isFunction,
2149                         elem = this[0];
2150
2151                 if ( !arguments.length ) {
2152                         if ( elem ) {
2153                                 hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];
2154
2155                                 if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
2156                                         return ret;
2157                                 }
2158
2159                                 ret = elem.value;
2160
2161                                 return typeof ret === "string" ?
2162                                         // handle most common string cases
2163                                         ret.replace(rreturn, "") :
2164                                         // handle cases where value is null/undef or number
2165                                         ret == null ? "" : ret;
2166                         }
2167
2168                         return;
2169                 }
2170
2171                 isFunction = jQuery.isFunction( value );
2172
2173                 return this.each(function( i ) {
2174                         var val,
2175                                 self = jQuery(this);
2176
2177                         if ( this.nodeType !== 1 ) {
2178                                 return;
2179                         }
2180
2181                         if ( isFunction ) {
2182                                 val = value.call( this, i, self.val() );
2183                         } else {
2184                                 val = value;
2185                         }
2186
2187                         // Treat null/undefined as ""; convert numbers to string
2188                         if ( val == null ) {
2189                                 val = "";
2190                         } else if ( typeof val === "number" ) {
2191                                 val += "";
2192                         } else if ( jQuery.isArray( val ) ) {
2193                                 val = jQuery.map(val, function ( value ) {
2194                                         return value == null ? "" : value + "";
2195                                 });
2196                         }
2197
2198                         hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
2199
2200                         // If set returns undefined, fall back to normal setting
2201                         if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
2202                                 this.value = val;
2203                         }
2204                 });
2205         }
2206 });
2207
2208 jQuery.extend({
2209         valHooks: {
2210                 option: {
2211                         get: function( elem ) {
2212                                 // attributes.value is undefined in Blackberry 4.7 but
2213                                 // uses .value. See #6932
2214                                 var val = elem.attributes.value;
2215                                 return !val || val.specified ? elem.value : elem.text;
2216                         }
2217                 },
2218                 select: {
2219                         get: function( elem ) {
2220                                 var value, i, max, option,
2221                                         index = elem.selectedIndex,
2222                                         values = [],
2223                                         options = elem.options,
2224                                         one = elem.type === "select-one";
2225
2226                                 // Nothing was selected
2227                                 if ( index < 0 ) {
2228                                         return null;
2229                                 }
2230
2231                                 // Loop through all the selected options
2232                                 i = one ? index : 0;
2233                                 max = one ? index + 1 : options.length;
2234                                 for ( ; i < max; i++ ) {
2235                                         option = options[ i ];
2236
2237                                         // Don't return options that are disabled or in a disabled optgroup
2238                                         if ( option.selected && (jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null) &&
2239                                                         (!option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" )) ) {
2240
2241                                                 // Get the specific value for the option
2242                                                 value = jQuery( option ).val();
2243
2244                                                 // We don't need an array for one selects
2245                                                 if ( one ) {
2246                                                         return value;
2247                                                 }
2248
2249                                                 // Multi-Selects return an array
2250                                                 values.push( value );
2251                                         }
2252                                 }
2253
2254                                 // Fixes Bug #2551 -- select.val() broken in IE after form.reset()
2255                                 if ( one && !values.length && options.length ) {
2256                                         return jQuery( options[ index ] ).val();
2257                                 }
2258
2259                                 return values;
2260                         },
2261
2262                         set: function( elem, value ) {
2263                                 var values = jQuery.makeArray( value );
2264
2265                                 jQuery(elem).find("option").each(function() {
2266                                         this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0;
2267                                 });
2268
2269                                 if ( !values.length ) {
2270                                         elem.selectedIndex = -1;
2271                                 }
2272                                 return values;
2273                         }
2274                 }
2275         },
2276
2277         // Unused in 1.8, left in so attrFn-stabbers won't die; remove in 1.9
2278         attrFn: {},
2279
2280         attr: function( elem, name, value, pass ) {
2281                 var ret, hooks, notxml,
2282                         nType = elem.nodeType;
2283
2284                 // don't get/set attributes on text, comment and attribute nodes
2285                 if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
2286                         return;
2287                 }
2288
2289                 if ( pass && jQuery.isFunction( jQuery.fn[ name ] ) ) {
2290                         return jQuery( elem )[ name ]( value );
2291                 }
2292
2293                 // Fallback to prop when attributes are not supported
2294                 if ( typeof elem.getAttribute === "undefined" ) {
2295                         return jQuery.prop( elem, name, value );
2296                 }
2297
2298                 notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
2299
2300                 // All attributes are lowercase
2301                 // Grab necessary hook if one is defined
2302                 if ( notxml ) {
2303                         name = name.toLowerCase();
2304                         hooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook );
2305                 }
2306
2307                 if ( value !== undefined ) {
2308
2309                         if ( value === null ) {
2310                                 jQuery.removeAttr( elem, name );
2311                                 return;
2312
2313                         } else if ( hooks && "set" in hooks && notxml && (ret = hooks.set( elem, value, name )) !== undefined ) {
2314                                 return ret;
2315
2316                         } else {
2317                                 elem.setAttribute( name, value + "" );
2318                                 return value;
2319                         }
2320
2321                 } else if ( hooks && "get" in hooks && notxml && (ret = hooks.get( elem, name )) !== null ) {
2322                         return ret;
2323
2324                 } else {
2325
2326                         ret = elem.getAttribute( name );
2327
2328                         // Non-existent attributes return null, we normalize to undefined
2329                         return ret === null ?
2330                                 undefined :
2331                                 ret;
2332                 }
2333         },
2334
2335         removeAttr: function( elem, value ) {
2336                 var propName, attrNames, name, isBool,
2337                         i = 0;
2338
2339                 if ( value && elem.nodeType === 1 ) {
2340
2341                         attrNames = value.split( core_rspace );
2342
2343                         for ( ; i < attrNames.length; i++ ) {
2344                                 name = attrNames[ i ];
2345
2346                                 if ( name ) {
2347                                         propName = jQuery.propFix[ name ] || name;
2348                                         isBool = rboolean.test( name );
2349
2350                                         // See #9699 for explanation of this approach (setting first, then removal)
2351                                         // Do not do this for boolean attributes (see #10870)
2352                                         if ( !isBool ) {
2353                                                 jQuery.attr( elem, name, "" );
2354                                         }
2355                                         elem.removeAttribute( getSetAttribute ? name : propName );
2356
2357                                         // Set corresponding property to false for boolean attributes
2358                                         if ( isBool && propName in elem ) {
2359                                                 elem[ propName ] = false;
2360                                         }
2361                                 }
2362                         }
2363                 }
2364         },
2365
2366         attrHooks: {
2367                 type: {
2368                         set: function( elem, value ) {
2369                                 // We can't allow the type property to be changed (since it causes problems in IE)
2370                                 if ( rtype.test( elem.nodeName ) && elem.parentNode ) {
2371                                         jQuery.error( "type property can't be changed" );
2372                                 } else if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
2373                                         // Setting the type on a radio button after the value resets the value in IE6-9
2374                                         // Reset value to it's default in case type is set after value
2375                                         // This is for element creation
2376                                         var val = elem.value;
2377                                         elem.setAttribute( "type", value );
2378                                         if ( val ) {
2379                                                 elem.value = val;
2380                                         }
2381                                         return value;
2382                                 }
2383                         }
2384                 },
2385                 // Use the value property for back compat
2386                 // Use the nodeHook for button elements in IE6/7 (#1954)
2387                 value: {
2388                         get: function( elem, name ) {
2389                                 if ( nodeHook && jQuery.nodeName( elem, "button" ) ) {
2390                                         return nodeHook.get( elem, name );
2391                                 }
2392                                 return name in elem ?
2393                                         elem.value :
2394                                         null;
2395                         },
2396                         set: function( elem, value, name ) {
2397                                 if ( nodeHook && jQuery.nodeName( elem, "button" ) ) {
2398                                         return nodeHook.set( elem, value, name );
2399                                 }
2400                                 // Does not return so that setAttribute is also used
2401                                 elem.value = value;
2402                         }
2403                 }
2404         },
2405
2406         propFix: {
2407                 tabindex: "tabIndex",
2408                 readonly: "readOnly",
2409                 "for": "htmlFor",
2410                 "class": "className",
2411                 maxlength: "maxLength",
2412                 cellspacing: "cellSpacing",
2413                 cellpadding: "cellPadding",
2414                 rowspan: "rowSpan",
2415                 colspan: "colSpan",
2416                 usemap: "useMap",
2417                 frameborder: "frameBorder",
2418                 contenteditable: "contentEditable"
2419         },
2420
2421         prop: function( elem, name, value ) {
2422                 var ret, hooks, notxml,
2423                         nType = elem.nodeType;
2424
2425                 // don't get/set properties on text, comment and attribute nodes
2426                 if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
2427                         return;
2428                 }
2429
2430                 notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
2431
2432                 if ( notxml ) {
2433                         // Fix name and attach hooks
2434                         name = jQuery.propFix[ name ] || name;
2435                         hooks = jQuery.propHooks[ name ];
2436                 }
2437
2438                 if ( value !== undefined ) {
2439                         if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
2440                                 return ret;
2441
2442                         } else {
2443                                 return ( elem[ name ] = value );
2444                         }
2445
2446                 } else {
2447                         if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
2448                                 return ret;
2449
2450                         } else {
2451                                 return elem[ name ];
2452                         }
2453                 }
2454         },
2455
2456         propHooks: {
2457                 tabIndex: {
2458                         get: function( elem ) {
2459                                 // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
2460                                 // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
2461                                 var attributeNode = elem.getAttributeNode("tabindex");
2462
2463                                 return attributeNode && attributeNode.specified ?
2464                                         parseInt( attributeNode.value, 10 ) :
2465                                         rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
2466                                                 0 :
2467                                                 undefined;
2468                         }
2469                 }
2470         }
2471 });
2472
2473 // Hook for boolean attributes
2474 boolHook = {
2475         get: function( elem, name ) {
2476                 // Align boolean attributes with corresponding properties
2477                 // Fall back to attribute presence where some booleans are not supported
2478                 var attrNode,
2479                         property = jQuery.prop( elem, name );
2480                 return property === true || typeof property !== "boolean" && ( attrNode = elem.getAttributeNode(name) ) && attrNode.nodeValue !== false ?
2481                         name.toLowerCase() :
2482                         undefined;
2483         },
2484         set: function( elem, value, name ) {
2485                 var propName;
2486                 if ( value === false ) {
2487                         // Remove boolean attributes when set to false
2488                         jQuery.removeAttr( elem, name );
2489                 } else {
2490                         // value is true since we know at this point it's type boolean and not false
2491                         // Set boolean attributes to the same name and set the DOM property
2492                         propName = jQuery.propFix[ name ] || name;
2493                         if ( propName in elem ) {
2494                                 // Only set the IDL specifically if it already exists on the element
2495                                 elem[ propName ] = true;
2496                         }
2497
2498                         elem.setAttribute( name, name.toLowerCase() );
2499                 }
2500                 return name;
2501         }
2502 };
2503
2504 // IE6/7 do not support getting/setting some attributes with get/setAttribute
2505 if ( !getSetAttribute ) {
2506
2507         fixSpecified = {
2508                 name: true,
2509                 id: true,
2510                 coords: true
2511         };
2512
2513         // Use this for any attribute in IE6/7
2514         // This fixes almost every IE6/7 issue
2515         nodeHook = jQuery.valHooks.button = {
2516                 get: function( elem, name ) {
2517                         var ret;
2518                         ret = elem.getAttributeNode( name );
2519                         return ret && ( fixSpecified[ name ] ? ret.value !== "" : ret.specified ) ?
2520                                 ret.value :
2521                                 undefined;
2522                 },
2523                 set: function( elem, value, name ) {
2524                         // Set the existing or create a new attribute node
2525                         var ret = elem.getAttributeNode( name );
2526                         if ( !ret ) {
2527                                 ret = document.createAttribute( name );
2528                                 elem.setAttributeNode( ret );
2529                         }
2530                         return ( ret.value = value + "" );
2531                 }
2532         };
2533
2534         // Set width and height to auto instead of 0 on empty string( Bug #8150 )
2535         // This is for removals
2536         jQuery.each([ "width", "height" ], function( i, name ) {
2537                 jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
2538                         set: function( elem, value ) {
2539                                 if ( value === "" ) {
2540                                         elem.setAttribute( name, "auto" );
2541                                         return value;
2542                                 }
2543                         }
2544                 });
2545         });
2546
2547         // Set contenteditable to false on removals(#10429)
2548         // Setting to empty string throws an error as an invalid value
2549         jQuery.attrHooks.contenteditable = {
2550                 get: nodeHook.get,
2551                 set: function( elem, value, name ) {
2552                         if ( value === "" ) {
2553                                 value = "false";
2554                         }
2555                         nodeHook.set( elem, value, name );
2556                 }
2557         };
2558 }
2559
2560
2561 // Some attributes require a special call on IE
2562 if ( !jQuery.support.hrefNormalized ) {
2563         jQuery.each([ "href", "src", "width", "height" ], function( i, name ) {
2564                 jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
2565                         get: function( elem ) {
2566                                 var ret = elem.getAttribute( name, 2 );
2567                                 return ret === null ? undefined : ret;
2568                         }
2569                 });
2570         });
2571 }
2572
2573 if ( !jQuery.support.style ) {
2574         jQuery.attrHooks.style = {
2575                 get: function( elem ) {
2576                         // Return undefined in the case of empty string
2577                         // Normalize to lowercase since IE uppercases css property names
2578                         return elem.style.cssText.toLowerCase() || undefined;
2579                 },
2580                 set: function( elem, value ) {
2581                         return ( elem.style.cssText = value + "" );
2582                 }
2583         };
2584 }
2585
2586 // Safari mis-reports the default selected property of an option
2587 // Accessing the parent's selectedIndex property fixes it
2588 if ( !jQuery.support.optSelected ) {
2589         jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, {
2590                 get: function( elem ) {
2591                         var parent = elem.parentNode;
2592
2593                         if ( parent ) {
2594                                 parent.selectedIndex;
2595
2596                                 // Make sure that it also works with optgroups, see #5701
2597                                 if ( parent.parentNode ) {
2598                                         parent.parentNode.selectedIndex;
2599                                 }
2600                         }
2601                         return null;
2602                 }
2603         });
2604 }
2605
2606 // IE6/7 call enctype encoding
2607 if ( !jQuery.support.enctype ) {
2608         jQuery.propFix.enctype = "encoding";
2609 }
2610
2611 // Radios and checkboxes getter/setter
2612 if ( !jQuery.support.checkOn ) {
2613         jQuery.each([ "radio", "checkbox" ], function() {
2614                 jQuery.valHooks[ this ] = {
2615                         get: function( elem ) {
2616                                 // Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified
2617                                 return elem.getAttribute("value") === null ? "on" : elem.value;
2618                         }
2619                 };
2620         });
2621 }
2622 jQuery.each([ "radio", "checkbox" ], function() {
2623         jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], {
2624                 set: function( elem, value ) {
2625                         if ( jQuery.isArray( value ) ) {
2626                                 return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
2627                         }
2628                 }
2629         });
2630 });
2631 var rformElems = /^(?:textarea|input|select)$/i,
2632         rtypenamespace = /^([^\.]*|)(?:\.(.+)|)$/,
2633         rhoverHack = /(?:^|\s)hover(\.\S+|)\b/,
2634         rkeyEvent = /^key/,
2635         rmouseEvent = /^(?:mouse|contextmenu)|click/,
2636         rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
2637         hoverHack = function( events ) {
2638                 return jQuery.event.special.hover ? events : events.replace( rhoverHack, "mouseenter$1 mouseleave$1" );
2639         };
2640
2641 /*
2642  * Helper functions for managing events -- not part of the public interface.
2643  * Props to Dean Edwards' addEvent library for many of the ideas.
2644  */
2645 jQuery.event = {
2646
2647         add: function( elem, types, handler, data, selector ) {
2648
2649                 var elemData, eventHandle, events,
2650                         t, tns, type, namespaces, handleObj,
2651                         handleObjIn, handlers, special;
2652
2653                 // Don't attach events to noData or text/comment nodes (allow plain objects tho)
2654                 if ( elem.nodeType === 3 || elem.nodeType === 8 || !types || !handler || !(elemData = jQuery._data( elem )) ) {
2655                         return;
2656                 }
2657
2658                 // Caller can pass in an object of custom data in lieu of the handler
2659                 if ( handler.handler ) {
2660                         handleObjIn = handler;
2661                         handler = handleObjIn.handler;
2662                         selector = handleObjIn.selector;
2663                 }
2664
2665                 // Make sure that the handler has a unique ID, used to find/remove it later
2666                 if ( !handler.guid ) {
2667                         handler.guid = jQuery.guid++;
2668                 }
2669
2670                 // Init the element's event structure and main handler, if this is the first
2671                 events = elemData.events;
2672                 if ( !events ) {
2673                         elemData.events = events = {};
2674                 }
2675                 eventHandle = elemData.handle;
2676                 if ( !eventHandle ) {
2677                         elemData.handle = eventHandle = function( e ) {
2678                                 // Discard the second event of a jQuery.event.trigger() and
2679                                 // when an event is called after a page has unloaded
2680                                 return typeof jQuery !== "undefined" && (!e || jQuery.event.triggered !== e.type) ?
2681                                         jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
2682                                         undefined;
2683                         };
2684                         // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
2685                         eventHandle.elem = elem;
2686                 }
2687
2688                 // Handle multiple events separated by a space
2689                 // jQuery(...).bind("mouseover mouseout", fn);
2690                 types = jQuery.trim( hoverHack(types) ).split( " " );
2691                 for ( t = 0; t < types.length; t++ ) {
2692
2693                         tns = rtypenamespace.exec( types[t] ) || [];
2694                         type = tns[1];
2695                         namespaces = ( tns[2] || "" ).split( "." ).sort();
2696
2697                         // If event changes its type, use the special event handlers for the changed type
2698                         special = jQuery.event.special[ type ] || {};
2699
2700                         // If selector defined, determine special event api type, otherwise given type
2701                         type = ( selector ? special.delegateType : special.bindType ) || type;
2702
2703                         // Update special based on newly reset type
2704                         special = jQuery.event.special[ type ] || {};
2705
2706                         // handleObj is passed to all event handlers
2707                         handleObj = jQuery.extend({
2708                                 type: type,
2709                                 origType: tns[1],
2710                                 data: data,
2711                                 handler: handler,
2712                                 guid: handler.guid,
2713                                 selector: selector,
2714                                 needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
2715                                 namespace: namespaces.join(".")
2716                         }, handleObjIn );
2717
2718                         // Init the event handler queue if we're the first
2719                         handlers = events[ type ];
2720                         if ( !handlers ) {
2721                                 handlers = events[ type ] = [];
2722                                 handlers.delegateCount = 0;
2723
2724                                 // Only use addEventListener/attachEvent if the special events handler returns false
2725                                 if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
2726                                         // Bind the global event handler to the element
2727                                         if ( elem.addEventListener ) {
2728                                                 elem.addEventListener( type, eventHandle, false );
2729
2730                                         } else if ( elem.attachEvent ) {
2731                                                 elem.attachEvent( "on" + type, eventHandle );
2732                                         }
2733                                 }
2734                         }
2735
2736                         if ( special.add ) {
2737                                 special.add.call( elem, handleObj );
2738
2739                                 if ( !handleObj.handler.guid ) {
2740                                         handleObj.handler.guid = handler.guid;
2741                                 }
2742                         }
2743
2744                         // Add to the element's handler list, delegates in front
2745                         if ( selector ) {
2746                                 handlers.splice( handlers.delegateCount++, 0, handleObj );
2747                         } else {
2748                                 handlers.push( handleObj );
2749                         }
2750
2751                         // Keep track of which events have ever been used, for event optimization
2752                         jQuery.event.global[ type ] = true;
2753                 }
2754
2755                 // Nullify elem to prevent memory leaks in IE
2756                 elem = null;
2757         },
2758
2759         global: {},
2760
2761         // Detach an event or set of events from an element
2762         remove: function( elem, types, handler, selector, mappedTypes ) {
2763
2764                 var t, tns, type, origType, namespaces, origCount,
2765                         j, events, special, eventType, handleObj,
2766                         elemData = jQuery.hasData( elem ) && jQuery._data( elem );
2767
2768                 if ( !elemData || !(events = elemData.events) ) {
2769                         return;
2770                 }
2771
2772                 // Once for each type.namespace in types; type may be omitted
2773                 types = jQuery.trim( hoverHack( types || "" ) ).split(" ");
2774                 for ( t = 0; t < types.length; t++ ) {
2775                         tns = rtypenamespace.exec( types[t] ) || [];
2776                         type = origType = tns[1];
2777                         namespaces = tns[2];
2778
2779                         // Unbind all events (on this namespace, if provided) for the element
2780                         if ( !type ) {
2781                                 for ( type in events ) {
2782                                         jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
2783                                 }
2784                                 continue;
2785                         }
2786
2787                         special = jQuery.event.special[ type ] || {};
2788                         type = ( selector? special.delegateType : special.bindType ) || type;
2789                         eventType = events[ type ] || [];
2790                         origCount = eventType.length;
2791                         namespaces = namespaces ? new RegExp("(^|\\.)" + namespaces.split(".").sort().join("\\.(?:.*\\.|)") + "(\\.|$)") : null;
2792
2793                         // Remove matching events
2794                         for ( j = 0; j < eventType.length; j++ ) {
2795                                 handleObj = eventType[ j ];
2796
2797                                 if ( ( mappedTypes || origType === handleObj.origType ) &&
2798                                          ( !handler || handler.guid === handleObj.guid ) &&
2799                                          ( !namespaces || namespaces.test( handleObj.namespace ) ) &&
2800                                          ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
2801                                         eventType.splice( j--, 1 );
2802
2803                                         if ( handleObj.selector ) {
2804                                                 eventType.delegateCount--;
2805                                         }
2806                                         if ( special.remove ) {
2807                                                 special.remove.call( elem, handleObj );
2808                                         }
2809                                 }
2810                         }
2811
2812                         // Remove generic event handler if we removed something and no more handlers exist
2813                         // (avoids potential for endless recursion during removal of special event handlers)
2814                         if ( eventType.length === 0 && origCount !== eventType.length ) {
2815                                 if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
2816                                         jQuery.removeEvent( elem, type, elemData.handle );
2817                                 }
2818
2819                                 delete events[ type ];
2820                         }
2821                 }
2822
2823                 // Remove the expando if it's no longer used
2824                 if ( jQuery.isEmptyObject( events ) ) {
2825                         delete elemData.handle;
2826
2827                         // removeData also checks for emptiness and clears the expando if empty
2828                         // so use it instead of delete
2829                         jQuery.removeData( elem, "events", true );
2830                 }
2831         },
2832
2833         // Events that are safe to short-circuit if no handlers are attached.
2834         // Native DOM events should not be added, they may have inline handlers.
2835         customEvent: {
2836                 "getData": true,
2837                 "setData": true,
2838                 "changeData": true
2839         },
2840
2841         trigger: function( event, data, elem, onlyHandlers ) {
2842                 // Don't do events on text and comment nodes
2843                 if ( elem && (elem.nodeType === 3 || elem.nodeType === 8) ) {
2844                         return;
2845                 }
2846
2847                 // Event object or event type
2848                 var cache, exclusive, i, cur, old, ontype, special, handle, eventPath, bubbleType,
2849                         type = event.type || event,
2850                         namespaces = [];
2851
2852                 // focus/blur morphs to focusin/out; ensure we're not firing them right now
2853                 if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
2854                         return;
2855                 }
2856
2857                 if ( type.indexOf( "!" ) >= 0 ) {
2858                         // Exclusive events trigger only for the exact event (no namespaces)
2859                         type = type.slice(0, -1);
2860                         exclusive = true;
2861                 }
2862
2863                 if ( type.indexOf( "." ) >= 0 ) {
2864                         // Namespaced trigger; create a regexp to match event type in handle()
2865                         namespaces = type.split(".");
2866                         type = namespaces.shift();
2867                         namespaces.sort();
2868                 }
2869
2870                 if ( (!elem || jQuery.event.customEvent[ type ]) && !jQuery.event.global[ type ] ) {
2871                         // No jQuery handlers for this event type, and it can't have inline handlers
2872                         return;
2873                 }
2874
2875                 // Caller can pass in an Event, Object, or just an event type string
2876                 event = typeof event === "object" ?
2877                         // jQuery.Event object
2878                         event[ jQuery.expando ] ? event :
2879                         // Object literal
2880                         new jQuery.Event( type, event ) :
2881                         // Just the event type (string)
2882                         new jQuery.Event( type );
2883
2884                 event.type = type;
2885                 event.isTrigger = true;
2886                 event.exclusive = exclusive;
2887                 event.namespace = namespaces.join( "." );
2888                 event.namespace_re = event.namespace? new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)") : null;
2889                 ontype = type.indexOf( ":" ) < 0 ? "on" + type : "";
2890
2891                 // Handle a global trigger
2892                 if ( !elem ) {
2893
2894                         // TODO: Stop taunting the data cache; remove global events and always attach to document
2895                         cache = jQuery.cache;
2896                         for ( i in cache ) {
2897                                 if ( cache[ i ].events && cache[ i ].events[ type ] ) {
2898                                         jQuery.event.trigger( event, data, cache[ i ].handle.elem, true );
2899                                 }
2900                         }
2901                         return;
2902                 }
2903
2904                 // Clean up the event in case it is being reused
2905                 event.result = undefined;
2906                 if ( !event.target ) {
2907                         event.target = elem;
2908                 }
2909
2910                 // Clone any incoming data and prepend the event, creating the handler arg list
2911                 data = data != null ? jQuery.makeArray( data ) : [];
2912                 data.unshift( event );
2913
2914                 // Allow special events to draw outside the lines
2915                 special = jQuery.event.special[ type ] || {};
2916                 if ( special.trigger && special.trigger.apply( elem, data ) === false ) {
2917                         return;
2918                 }
2919
2920                 // Determine event propagation path in advance, per W3C events spec (#9951)
2921                 // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
2922                 eventPath = [[ elem, special.bindType || type ]];
2923                 if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
2924
2925                         bubbleType = special.delegateType || type;
2926                         cur = rfocusMorph.test( bubbleType + type ) ? elem : elem.parentNode;
2927                         for ( old = elem; cur; cur = cur.parentNode ) {
2928                                 eventPath.push([ cur, bubbleType ]);
2929                                 old = cur;
2930                         }
2931
2932                         // Only add window if we got to document (e.g., not plain obj or detached DOM)
2933                         if ( old === (elem.ownerDocument || document) ) {
2934                                 eventPath.push([ old.defaultView || old.parentWindow || window, bubbleType ]);
2935                         }
2936                 }
2937
2938                 // Fire handlers on the event path
2939                 for ( i = 0; i < eventPath.length && !event.isPropagationStopped(); i++ ) {
2940
2941                         cur = eventPath[i][0];
2942                         event.type = eventPath[i][1];
2943
2944                         handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
2945                         if ( handle ) {
2946                                 handle.apply( cur, data );
2947                         }
2948                         // Note that this is a bare JS function and not a jQuery handler
2949                         handle = ontype && cur[ ontype ];
2950                         if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) {
2951                                 event.preventDefault();
2952                         }
2953                 }
2954                 event.type = type;
2955
2956                 // If nobody prevented the default action, do it now
2957                 if ( !onlyHandlers && !event.isDefaultPrevented() ) {
2958
2959                         if ( (!special._default || special._default.apply( elem.ownerDocument, data ) === false) &&
2960                                 !(type === "click" && jQuery.nodeName( elem, "a" )) && jQuery.acceptData( elem ) ) {
2961
2962                                 // Call a native DOM method on the target with the same name name as the event.
2963                                 // Can't use an .isFunction() check here because IE6/7 fails that test.
2964                                 // Don't do default actions on window, that's where global variables be (#6170)
2965                                 // IE<9 dies on focus/blur to hidden element (#1486)
2966                                 if ( ontype && elem[ type ] && ((type !== "focus" && type !== "blur") || event.target.offsetWidth !== 0) && !jQuery.isWindow( elem ) ) {
2967
2968                                         // Don't re-trigger an onFOO event when we call its FOO() method
2969                                         old = elem[ ontype ];
2970
2971                                         if ( old ) {
2972                                                 elem[ ontype ] = null;
2973                                         }
2974
2975                                         // Prevent re-triggering of the same event, since we already bubbled it above
2976                                         jQuery.event.triggered = type;
2977                                         elem[ type ]();
2978                                         jQuery.event.triggered = undefined;
2979
2980                                         if ( old ) {
2981                                                 elem[ ontype ] = old;
2982                                         }
2983                                 }
2984                         }
2985                 }
2986
2987                 return event.result;
2988         },
2989
2990         dispatch: function( event ) {
2991
2992                 // Make a writable jQuery.Event from the native event object
2993                 event = jQuery.event.fix( event || window.event );
2994
2995                 var i, j, cur, ret, selMatch, matched, matches, handleObj, sel, related,
2996                         handlers = ( (jQuery._data( this, "events" ) || {} )[ event.type ] || []),
2997                         delegateCount = handlers.delegateCount,
2998                         args = core_slice.call( arguments ),
2999                         run_all = !event.exclusive && !event.namespace,
3000                         special = jQuery.event.special[ event.type ] || {},
3001                         handlerQueue = [];
3002
3003                 // Use the fix-ed jQuery.Event rather than the (read-only) native event
3004                 args[0] = event;
3005                 event.delegateTarget = this;
3006
3007                 // Call the preDispatch hook for the mapped type, and let it bail if desired
3008                 if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
3009                         return;
3010                 }
3011
3012                 // Determine handlers that should run if there are delegated events
3013                 // Avoid non-left-click bubbling in Firefox (#3861)
3014                 if ( delegateCount && !(event.button && event.type === "click") ) {
3015
3016                         for ( cur = event.target; cur != this; cur = cur.parentNode || this ) {
3017
3018                                 // Don't process clicks (ONLY) on disabled elements (#6911, #8165, #11382, #11764)
3019                                 if ( cur.disabled !== true || event.type !== "click" ) {
3020                                         selMatch = {};
3021                                         matches = [];
3022                                         for ( i = 0; i < delegateCount; i++ ) {
3023                                                 handleObj = handlers[ i ];
3024                                                 sel = handleObj.selector;
3025
3026                                                 if ( selMatch[ sel ] === undefined ) {
3027                                                         selMatch[ sel ] = handleObj.needsContext ?
3028                                                                 jQuery( sel, this ).index( cur ) >= 0 :
3029                                                                 jQuery.find( sel, this, null, [ cur ] ).length;
3030                                                 }
3031                                                 if ( selMatch[ sel ] ) {
3032                                                         matches.push( handleObj );
3033                                                 }
3034                                         }
3035                                         if ( matches.length ) {
3036                                                 handlerQueue.push({ elem: cur, matches: matches });
3037                                         }
3038                                 }
3039                         }
3040                 }
3041
3042                 // Add the remaining (directly-bound) handlers
3043                 if ( handlers.length > delegateCount ) {
3044                         handlerQueue.push({ elem: this, matches: handlers.slice( delegateCount ) });
3045                 }
3046
3047                 // Run delegates first; they may want to stop propagation beneath us
3048                 for ( i = 0; i < handlerQueue.length && !event.isPropagationStopped(); i++ ) {
3049                         matched = handlerQueue[ i ];
3050                         event.currentTarget = matched.elem;
3051
3052                         for ( j = 0; j < matched.matches.length && !event.isImmediatePropagationStopped(); j++ ) {
3053                                 handleObj = matched.matches[ j ];
3054
3055                                 // Triggered event must either 1) be non-exclusive and have no namespace, or
3056                                 // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
3057                                 if ( run_all || (!event.namespace && !handleObj.namespace) || event.namespace_re && event.namespace_re.test( handleObj.namespace ) ) {
3058
3059                                         event.data = handleObj.data;
3060                                         event.handleObj = handleObj;
3061
3062                                         ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
3063                                                         .apply( matched.elem, args );
3064
3065                                         if ( ret !== undefined ) {
3066                                                 event.result = ret;
3067                                                 if ( ret === false ) {
3068                                                         event.preventDefault();
3069                                                         event.stopPropagation();
3070                                                 }
3071                                         }
3072                                 }
3073                         }
3074                 }
3075
3076                 // Call the postDispatch hook for the mapped type
3077                 if ( special.postDispatch ) {
3078                         special.postDispatch.call( this, event );
3079                 }
3080
3081                 return event.result;
3082         },
3083
3084         // Includes some event props shared by KeyEvent and MouseEvent
3085         // *** attrChange attrName relatedNode srcElement  are not normalized, non-W3C, deprecated, will be removed in 1.8 ***
3086         props: "attrChange attrName relatedNode srcElement altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),
3087
3088         fixHooks: {},
3089
3090         keyHooks: {
3091                 props: "char charCode key keyCode".split(" "),
3092                 filter: function( event, original ) {
3093
3094                         // Add which for key events
3095                         if ( event.which == null ) {
3096                                 event.which = original.charCode != null ? original.charCode : original.keyCode;
3097                         }
3098
3099                         return event;
3100                 }
3101         },
3102
3103         mouseHooks: {
3104                 props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
3105                 filter: function( event, original ) {
3106                         var eventDoc, doc, body,
3107                                 button = original.button,
3108                                 fromElement = original.fromElement;
3109
3110                         // Calculate pageX/Y if missing and clientX/Y available
3111                         if ( event.pageX == null && original.clientX != null ) {
3112                                 eventDoc = event.target.ownerDocument || document;
3113                                 doc = eventDoc.documentElement;
3114                                 body = eventDoc.body;
3115
3116                                 event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
3117                                 event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
3118                         }
3119
3120                         // Add relatedTarget, if necessary
3121                         if ( !event.relatedTarget && fromElement ) {
3122                                 event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
3123                         }
3124
3125                         // Add which for click: 1 === left; 2 === middle; 3 === right
3126                         // Note: button is not normalized, so don't use it
3127                         if ( !event.which && button !== undefined ) {
3128                                 event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
3129                         }
3130
3131                         return event;
3132                 }
3133         },
3134
3135         fix: function( event ) {
3136                 if ( event[ jQuery.expando ] ) {
3137                         return event;
3138                 }
3139
3140                 // Create a writable copy of the event object and normalize some properties
3141                 var i, prop,
3142                         originalEvent = event,
3143                         fixHook = jQuery.event.fixHooks[ event.type ] || {},
3144                         copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
3145
3146                 event = jQuery.Event( originalEvent );
3147
3148                 for ( i = copy.length; i; ) {
3149                         prop = copy[ --i ];
3150                         event[ prop ] = originalEvent[ prop ];
3151                 }
3152
3153                 // Fix target property, if necessary (#1925, IE 6/7/8 & Safari2)
3154                 if ( !event.target ) {
3155                         event.target = originalEvent.srcElement || document;
3156                 }
3157
3158                 // Target should not be a text node (#504, Safari)
3159                 if ( event.target.nodeType === 3 ) {
3160                         event.target = event.target.parentNode;
3161                 }
3162
3163                 // For mouse/key events, metaKey==false if it's undefined (#3368, #11328; IE6/7/8)
3164                 event.metaKey = !!event.metaKey;
3165
3166                 return fixHook.filter? fixHook.filter( event, originalEvent ) : event;
3167         },
3168
3169         special: {
3170                 load: {
3171                         // Prevent triggered image.load events from bubbling to window.load
3172                         noBubble: true
3173                 },
3174
3175                 focus: {
3176                         delegateType: "focusin"
3177                 },
3178                 blur: {
3179                         delegateType: "focusout"
3180                 },
3181
3182                 beforeunload: {
3183                         setup: function( data, namespaces, eventHandle ) {
3184                                 // We only want to do this special case on windows
3185                                 if ( jQuery.isWindow( this ) ) {
3186                                         this.onbeforeunload = eventHandle;
3187                                 }
3188                         },
3189
3190                         teardown: function( namespaces, eventHandle ) {
3191                                 if ( this.onbeforeunload === eventHandle ) {
3192                                         this.onbeforeunload = null;
3193                                 }
3194                         }
3195                 }
3196         },
3197
3198         simulate: function( type, elem, event, bubble ) {
3199                 // Piggyback on a donor event to simulate a different one.
3200                 // Fake originalEvent to avoid donor's stopPropagation, but if the
3201                 // simulated event prevents default then we do the same on the donor.
3202                 var e = jQuery.extend(
3203                         new jQuery.Event(),
3204                         event,
3205                         { type: type,
3206                                 isSimulated: true,
3207                                 originalEvent: {}
3208                         }
3209                 );
3210                 if ( bubble ) {
3211                         jQuery.event.trigger( e, null, elem );
3212                 } else {
3213                         jQuery.event.dispatch.call( elem, e );
3214                 }
3215                 if ( e.isDefaultPrevented() ) {
3216                         event.preventDefault();
3217                 }
3218         }
3219 };
3220
3221 // Some plugins are using, but it's undocumented/deprecated and will be removed.
3222 // The 1.7 special event interface should provide all the hooks needed now.
3223 jQuery.event.handle = jQuery.event.dispatch;
3224
3225 jQuery.removeEvent = document.removeEventListener ?
3226         function( elem, type, handle ) {
3227                 if ( elem.removeEventListener ) {
3228                         elem.removeEventListener( type, handle, false );
3229                 }
3230         } :
3231         function( elem, type, handle ) {
3232                 var name = "on" + type;
3233
3234                 if ( elem.detachEvent ) {
3235
3236                         // #8545, #7054, preventing memory leaks for custom events in IE6-8 –
3237                         // detachEvent needed property on element, by name of that event, to properly expose it to GC
3238                         if ( typeof elem[ name ] === "undefined" ) {
3239                                 elem[ name ] = null;
3240                         }
3241
3242                         elem.detachEvent( name, handle );
3243                 }
3244         };
3245
3246 jQuery.Event = function( src, props ) {
3247         // Allow instantiation without the 'new' keyword
3248         if ( !(this instanceof jQuery.Event) ) {
3249                 return new jQuery.Event( src, props );
3250         }
3251
3252         // Event object
3253         if ( src && src.type ) {
3254                 this.originalEvent = src;
3255                 this.type = src.type;
3256
3257                 // Events bubbling up the document may have been marked as prevented
3258                 // by a handler lower down the tree; reflect the correct value.
3259                 this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||
3260                         src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;
3261
3262         // Event type
3263         } else {
3264                 this.type = src;
3265         }
3266
3267         // Put explicitly provided properties onto the event object
3268         if ( props ) {
3269                 jQuery.extend( this, props );
3270         }
3271
3272         // Create a timestamp if incoming event doesn't have one
3273         this.timeStamp = src && src.timeStamp || jQuery.now();
3274
3275         // Mark it as fixed
3276         this[ jQuery.expando ] = true;
3277 };
3278
3279 function returnFalse() {
3280         return false;
3281 }
3282 function returnTrue() {
3283         return true;
3284 }
3285
3286 // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
3287 // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
3288 jQuery.Event.prototype = {
3289         preventDefault: function() {
3290                 this.isDefaultPrevented = returnTrue;
3291
3292                 var e = this.originalEvent;
3293                 if ( !e ) {
3294                         return;
3295                 }
3296
3297                 // if preventDefault exists run it on the original event
3298                 if ( e.preventDefault ) {
3299                         e.preventDefault();
3300
3301                 // otherwise set the returnValue property of the original event to false (IE)
3302                 } else {
3303                         e.returnValue = false;
3304                 }
3305         },
3306         stopPropagation: function() {
3307                 this.isPropagationStopped = returnTrue;
3308
3309                 var e = this.originalEvent;
3310                 if ( !e ) {
3311                         return;
3312                 }
3313                 // if stopPropagation exists run it on the original event
3314                 if ( e.stopPropagation ) {
3315                         e.stopPropagation();
3316                 }
3317                 // otherwise set the cancelBubble property of the original event to true (IE)
3318                 e.cancelBubble = true;
3319         },
3320         stopImmediatePropagation: function() {
3321                 this.isImmediatePropagationStopped = returnTrue;
3322                 this.stopPropagation();
3323         },
3324         isDefaultPrevented: returnFalse,
3325         isPropagationStopped: returnFalse,
3326         isImmediatePropagationStopped: returnFalse
3327 };
3328
3329 // Create mouseenter/leave events using mouseover/out and event-time checks
3330 jQuery.each({
3331         mouseenter: "mouseover",
3332         mouseleave: "mouseout"
3333 }, function( orig, fix ) {
3334         jQuery.event.special[ orig ] = {
3335                 delegateType: fix,
3336                 bindType: fix,
3337
3338                 handle: function( event ) {
3339                         var ret,
3340                                 target = this,
3341                                 related = event.relatedTarget,
3342                                 handleObj = event.handleObj,
3343                                 selector = handleObj.selector;
3344
3345                         // For mousenter/leave call the handler if related is outside the target.
3346                         // NB: No relatedTarget if the mouse left/entered the browser window
3347                         if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
3348                                 event.type = handleObj.origType;
3349                                 ret = handleObj.handler.apply( this, arguments );
3350                                 event.type = fix;
3351                         }
3352                         return ret;
3353                 }
3354         };
3355 });
3356
3357 // IE submit delegation
3358 if ( !jQuery.support.submitBubbles ) {
3359
3360         jQuery.event.special.submit = {
3361                 setup: function() {
3362                         // Only need this for delegated form submit events
3363                         if ( jQuery.nodeName( this, "form" ) ) {
3364                                 return false;
3365                         }
3366
3367                         // Lazy-add a submit handler when a descendant form may potentially be submitted
3368                         jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
3369                                 // Node name check avoids a VML-related crash in IE (#9807)
3370                                 var elem = e.target,
3371                                         form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
3372                                 if ( form && !jQuery._data( form, "_submit_attached" ) ) {
3373                                         jQuery.event.add( form, "submit._submit", function( event ) {
3374                                                 event._submit_bubble = true;
3375                                         });
3376                                         jQuery._data( form, "_submit_attached", true );
3377                                 }
3378                         });
3379                         // return undefined since we don't need an event listener
3380                 },
3381
3382                 postDispatch: function( event ) {
3383                         // If form was submitted by the user, bubble the event up the tree
3384                         if ( event._submit_bubble ) {
3385                                 delete event._submit_bubble;
3386                                 if ( this.parentNode && !event.isTrigger ) {
3387                                         jQuery.event.simulate( "submit", this.parentNode, event, true );
3388                                 }
3389                         }
3390                 },
3391
3392                 teardown: function() {
3393                         // Only need this for delegated form submit events
3394                         if ( jQuery.nodeName( this, "form" ) ) {
3395                                 return false;
3396                         }
3397
3398                         // Remove delegated handlers; cleanData eventually reaps submit handlers attached above
3399                         jQuery.event.remove( this, "._submit" );
3400                 }
3401         };
3402 }
3403
3404 // IE change delegation and checkbox/radio fix
3405 if ( !jQuery.support.changeBubbles ) {
3406
3407         jQuery.event.special.change = {
3408
3409                 setup: function() {
3410
3411                         if ( rformElems.test( this.nodeName ) ) {
3412                                 // IE doesn't fire change on a check/radio until blur; trigger it on click
3413                                 // after a propertychange. Eat the blur-change in special.change.handle.
3414                                 // This still fires onchange a second time for check/radio after blur.
3415                                 if ( this.type === "checkbox" || this.type === "radio" ) {
3416                                         jQuery.event.add( this, "propertychange._change", function( event ) {
3417                                                 if ( event.originalEvent.propertyName === "checked" ) {
3418                                                         this._just_changed = true;
3419                                                 }
3420                                         });
3421                                         jQuery.event.add( this, "click._change", function( event ) {
3422                                                 if ( this._just_changed && !event.isTrigger ) {
3423                                                         this._just_changed = false;
3424                                                 }
3425                                                 // Allow triggered, simulated change events (#11500)
3426                                                 jQuery.event.simulate( "change", this, event, true );
3427                                         });
3428                                 }
3429                                 return false;
3430                         }
3431                         // Delegated event; lazy-add a change handler on descendant inputs
3432                         jQuery.event.add( this, "beforeactivate._change", function( e ) {
3433                                 var elem = e.target;
3434
3435                                 if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "_change_attached" ) ) {
3436                                         jQuery.event.add( elem, "change._change", function( event ) {
3437                                                 if ( this.parentNode && !event.isSimulated && !event.isTrigger ) {
3438                                                         jQuery.event.simulate( "change", this.parentNode, event, true );
3439                                                 }
3440                                         });
3441                                         jQuery._data( elem, "_change_attached", true );
3442                                 }
3443                         });
3444                 },
3445
3446                 handle: function( event ) {
3447                         var elem = event.target;
3448
3449                         // Swallow native change events from checkbox/radio, we already triggered them above
3450                         if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
3451                                 return event.handleObj.handler.apply( this, arguments );
3452                         }
3453                 },
3454
3455                 teardown: function() {
3456                         jQuery.event.remove( this, "._change" );
3457
3458                         return !rformElems.test( this.nodeName );
3459                 }
3460         };
3461 }
3462
3463 // Create "bubbling" focus and blur events
3464 if ( !jQuery.support.focusinBubbles ) {
3465         jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
3466
3467                 // Attach a single capturing handler while someone wants focusin/focusout
3468                 var attaches = 0,
3469                         handler = function( event ) {
3470                                 jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
3471                         };
3472
3473                 jQuery.event.special[ fix ] = {
3474                         setup: function() {
3475                                 if ( attaches++ === 0 ) {
3476                                         document.addEventListener( orig, handler, true );
3477                                 }
3478                         },
3479                         teardown: function() {
3480                                 if ( --attaches === 0 ) {
3481                                         document.removeEventListener( orig, handler, true );
3482                                 }
3483                         }
3484                 };
3485         });
3486 }
3487
3488 jQuery.fn.extend({
3489
3490         on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
3491                 var origFn, type;
3492
3493                 // Types can be a map of types/handlers
3494                 if ( typeof types === "object" ) {
3495                         // ( types-Object, selector, data )
3496                         if ( typeof selector !== "string" ) { // && selector != null
3497                                 // ( types-Object, data )
3498                                 data = data || selector;
3499                                 selector = undefined;
3500                         }
3501                         for ( type in types ) {
3502                                 this.on( type, selector, data, types[ type ], one );
3503                         }
3504                         return this;
3505                 }
3506
3507                 if ( data == null && fn == null ) {
3508                         // ( types, fn )
3509                         fn = selector;
3510                         data = selector = undefined;
3511                 } else if ( fn == null ) {
3512                         if ( typeof selector === "string" ) {
3513                                 // ( types, selector, fn )
3514                                 fn = data;
3515                                 data = undefined;
3516                         } else {
3517                                 // ( types, data, fn )
3518                                 fn = data;
3519                                 data = selector;
3520                                 selector = undefined;
3521                         }
3522                 }
3523                 if ( fn === false ) {
3524                         fn = returnFalse;
3525                 } else if ( !fn ) {
3526                         return this;
3527                 }
3528
3529                 if ( one === 1 ) {
3530                         origFn = fn;
3531                         fn = function( event ) {
3532                                 // Can use an empty set, since event contains the info
3533                                 jQuery().off( event );
3534                                 return origFn.apply( this, arguments );
3535                         };
3536                         // Use same guid so caller can remove using origFn
3537                         fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
3538                 }
3539                 return this.each( function() {
3540                         jQuery.event.add( this, types, fn, data, selector );
3541                 });
3542         },
3543         one: function( types, selector, data, fn ) {
3544                 return this.on( types, selector, data, fn, 1 );
3545         },
3546         off: function( types, selector, fn ) {
3547                 var handleObj, type;
3548                 if ( types && types.preventDefault && types.handleObj ) {
3549                         // ( event )  dispatched jQuery.Event
3550                         handleObj = types.handleObj;
3551                         jQuery( types.delegateTarget ).off(
3552                                 handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
3553                                 handleObj.selector,
3554                                 handleObj.handler
3555                         );
3556                         return this;
3557                 }
3558                 if ( typeof types === "object" ) {
3559                         // ( types-object [, selector] )
3560                         for ( type in types ) {
3561                                 this.off( type, selector, types[ type ] );
3562                         }
3563                         return this;
3564                 }
3565                 if ( selector === false || typeof selector === "function" ) {
3566                         // ( types [, fn] )
3567                         fn = selector;
3568                         selector = undefined;
3569                 }
3570                 if ( fn === false ) {
3571                         fn = returnFalse;
3572                 }
3573                 return this.each(function() {
3574                         jQuery.event.remove( this, types, fn, selector );
3575                 });
3576         },
3577
3578         bind: function( types, data, fn ) {
3579                 return this.on( types, null, data, fn );
3580         },
3581         unbind: function( types, fn ) {
3582                 return this.off( types, null, fn );
3583         },
3584
3585         live: function( types, data, fn ) {
3586                 jQuery( this.context ).on( types, this.selector, data, fn );
3587                 return this;
3588         },
3589         die: function( types, fn ) {
3590                 jQuery( this.context ).off( types, this.selector || "**", fn );
3591                 return this;
3592         },
3593
3594         delegate: function( selector, types, data, fn ) {
3595                 return this.on( types, selector, data, fn );
3596         },
3597         undelegate: function( selector, types, fn ) {
3598                 // ( namespace ) or ( selector, types [, fn] )
3599                 return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn );
3600         },
3601
3602         trigger: function( type, data ) {
3603                 return this.each(function() {
3604                         jQuery.event.trigger( type, data, this );
3605                 });
3606         },
3607         triggerHandler: function( type, data ) {
3608                 if ( this[0] ) {
3609                         return jQuery.event.trigger( type, data, this[0], true );
3610                 }
3611         },
3612
3613         toggle: function( fn ) {
3614                 // Save reference to arguments for access in closure
3615                 var args = arguments,
3616                         guid = fn.guid || jQuery.guid++,
3617                         i = 0,
3618                         toggler = function( event ) {
3619                                 // Figure out which function to execute
3620                                 var lastToggle = ( jQuery._data( this, "lastToggle" + fn.guid ) || 0 ) % i;
3621                                 jQuery._data( this, "lastToggle" + fn.guid, lastToggle + 1 );
3622
3623                                 // Make sure that clicks stop
3624                                 event.preventDefault();
3625
3626                                 // and execute the function
3627                                 return args[ lastToggle ].apply( this, arguments ) || false;
3628                         };
3629
3630                 // link all the functions, so any of them can unbind this click handler
3631                 toggler.guid = guid;
3632                 while ( i < args.length ) {
3633                         args[ i++ ].guid = guid;
3634                 }
3635
3636                 return this.click( toggler );
3637         },
3638
3639         hover: function( fnOver, fnOut ) {
3640                 return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
3641         }
3642 });
3643
3644 jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
3645         "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
3646         "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {
3647
3648         // Handle event binding
3649         jQuery.fn[ name ] = function( data, fn ) {
3650                 if ( fn == null ) {
3651                         fn = data;
3652                         data = null;
3653                 }
3654
3655                 return arguments.length > 0 ?
3656                         this.on( name, null, data, fn ) :
3657                         this.trigger( name );
3658         };
3659
3660         if ( rkeyEvent.test( name ) ) {
3661                 jQuery.event.fixHooks[ name ] = jQuery.event.keyHooks;
3662         }
3663
3664         if ( rmouseEvent.test( name ) ) {
3665                 jQuery.event.fixHooks[ name ] = jQuery.event.mouseHooks;
3666         }
3667 });
3668 /*!\r
3669  * Sizzle CSS Selector Engine\r
3670  * Copyright 2012 jQuery Foundation and other contributors\r
3671  * Released under the MIT license\r
3672  * http://sizzlejs.com/\r
3673  */\r
3674 (function( window, undefined ) {\r
3675 \r
3676 var cachedruns,\r
3677         assertGetIdNotName,\r
3678         Expr,\r
3679         getText,\r
3680         isXML,\r
3681         contains,\r
3682         compile,\r
3683         sortOrder,\r
3684         hasDuplicate,\r
3685         outermostContext,\r
3686 \r
3687         baseHasDuplicate = true,\r
3688         strundefined = "undefined",\r
3689 \r
3690         expando = ( "sizcache" + Math.random() ).replace( ".", "" ),\r
3691 \r
3692         Token = String,\r
3693         document = window.document,\r
3694         docElem = document.documentElement,\r
3695         dirruns = 0,\r
3696         done = 0,\r
3697         pop = [].pop,\r
3698         push = [].push,\r
3699         slice = [].slice,\r
3700         // Use a stripped-down indexOf if a native one is unavailable\r
3701         indexOf = [].indexOf || function( elem ) {\r
3702                 var i = 0,\r
3703                         len = this.length;\r
3704                 for ( ; i < len; i++ ) {\r
3705                         if ( this[i] === elem ) {\r
3706                                 return i;\r
3707                         }\r
3708                 }\r
3709                 return -1;\r
3710         },\r
3711 \r
3712         // Augment a function for special use by Sizzle\r
3713         markFunction = function( fn, value ) {\r
3714                 fn[ expando ] = value == null || value;\r
3715                 return fn;\r
3716         },\r
3717 \r
3718         createCache = function() {\r
3719                 var cache = {},\r
3720                         keys = [];\r
3721 \r
3722                 return markFunction(function( key, value ) {\r
3723                         // Only keep the most recent entries\r
3724                         if ( keys.push( key ) > Expr.cacheLength ) {\r
3725                                 delete cache[ keys.shift() ];\r
3726                         }\r
3727 \r
3728                         return (cache[ key ] = value);\r
3729                 }, cache );\r
3730         },\r
3731 \r
3732         classCache = createCache(),\r
3733         tokenCache = createCache(),\r
3734         compilerCache = createCache(),\r
3735 \r
3736         // Regex\r
3737 \r
3738         // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace\r
3739         whitespace = "[\\x20\\t\\r\\n\\f]",\r
3740         // http://www.w3.org/TR/css3-syntax/#characters\r
3741         characterEncoding = "(?:\\\\.|[-\\w]|[^\\x00-\\xa0])+",\r
3742 \r
3743         // Loosely modeled on CSS identifier characters\r
3744         // An unquoted value should be a CSS identifier (http://www.w3.org/TR/css3-selectors/#attribute-selectors)\r
3745         // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier\r
3746         identifier = characterEncoding.replace( "w", "w#" ),\r
3747 \r
3748         // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors\r
3749         operators = "([*^$|!~]?=)",\r
3750         attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +\r
3751                 "*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",\r
3752 \r
3753         // Prefer arguments not in parens/brackets,\r
3754         //   then attribute selectors and non-pseudos (denoted by :),\r
3755         //   then anything else\r
3756         // These preferences are here to reduce the number of selectors\r
3757         //   needing tokenize in the PSEUDO preFilter\r
3758         pseudos = ":(" + characterEncoding + ")(?:\\((?:(['\"])((?:\\\\.|[^\\\\])*?)\\2|([^()[\\]]*|(?:(?:" + attributes + ")|[^:]|\\\\.)*|.*))\\)|)",\r
3759 \r
3760         // For matchExpr.POS and matchExpr.needsContext\r
3761         pos = ":(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace +\r
3762                 "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)",\r
3763 \r
3764         // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter\r
3765         rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),\r
3766 \r
3767         rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),\r
3768         rcombinators = new RegExp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ),\r
3769         rpseudo = new RegExp( pseudos ),\r
3770 \r
3771         // Easily-parseable/retrievable ID or TAG or CLASS selectors\r
3772         rquickExpr = /^(?:#([\w\-]+)|(\w+)|\.([\w\-]+))$/,\r
3773 \r
3774         rnot = /^:not/,\r
3775         rsibling = /[\x20\t\r\n\f]*[+~]/,\r
3776         rendsWithNot = /:not\($/,\r
3777 \r
3778         rheader = /h\d/i,\r
3779         rinputs = /input|select|textarea|button/i,\r
3780 \r
3781         rbackslash = /\\(?!\\)/g,\r
3782 \r
3783         matchExpr = {\r
3784                 "ID": new RegExp( "^#(" + characterEncoding + ")" ),\r
3785                 "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),\r
3786                 "NAME": new RegExp( "^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]" ),\r
3787                 "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),\r
3788                 "ATTR": new RegExp( "^" + attributes ),\r
3789                 "PSEUDO": new RegExp( "^" + pseudos ),\r
3790                 "POS": new RegExp( pos, "i" ),\r
3791                 "CHILD": new RegExp( "^:(only|nth|first|last)-child(?:\\(" + whitespace +\r
3792                         "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +\r
3793                         "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),\r
3794                 // For use in libraries implementing .is()\r
3795                 "needsContext": new RegExp( "^" + whitespace + "*[>+~]|" + pos, "i" )\r
3796         },\r
3797 \r
3798         // Support\r
3799 \r
3800         // Used for testing something on an element\r
3801         assert = function( fn ) {\r
3802                 var div = document.createElement("div");\r
3803 \r
3804                 try {\r
3805                         return fn( div );\r
3806                 } catch (e) {\r
3807                         return false;\r
3808                 } finally {\r
3809                         // release memory in IE\r
3810                         div = null;\r
3811                 }\r
3812         },\r
3813 \r
3814         // Check if getElementsByTagName("*") returns only elements\r
3815         assertTagNameNoComments = assert(function( div ) {\r
3816                 div.appendChild( document.createComment("") );\r
3817                 return !div.getElementsByTagName("*").length;\r
3818         }),\r
3819 \r
3820         // Check if getAttribute returns normalized href attributes\r
3821         assertHrefNotNormalized = assert(function( div ) {\r
3822                 div.innerHTML = "<a href='#'></a>";\r
3823                 return div.firstChild && typeof div.firstChild.getAttribute !== strundefined &&\r
3824                         div.firstChild.getAttribute("href") === "#";\r
3825         }),\r
3826 \r
3827         // Check if attributes should be retrieved by attribute nodes\r
3828         assertAttributes = assert(function( div ) {\r
3829                 div.innerHTML = "<select></select>";\r
3830                 var type = typeof div.lastChild.getAttribute("multiple");\r
3831                 // IE8 returns a string for some attributes even when not present\r
3832                 return type !== "boolean" && type !== "string";\r
3833         }),\r
3834 \r
3835         // Check if getElementsByClassName can be trusted\r
3836         assertUsableClassName = assert(function( div ) {\r
3837                 // Opera can't find a second classname (in 9.6)\r
3838                 div.innerHTML = "<div class='hidden e'></div><div class='hidden'></div>";\r
3839                 if ( !div.getElementsByClassName || !div.getElementsByClassName("e").length ) {\r
3840                         return false;\r
3841                 }\r
3842 \r
3843                 // Safari 3.2 caches class attributes and doesn't catch changes\r
3844                 div.lastChild.className = "e";\r
3845                 return div.getElementsByClassName("e").length === 2;\r
3846         }),\r
3847 \r
3848         // Check if getElementById returns elements by name\r
3849         // Check if getElementsByName privileges form controls or returns elements by ID\r
3850         assertUsableName = assert(function( div ) {\r
3851                 // Inject content\r
3852                 div.id = expando + 0;\r
3853                 div.innerHTML = "<a name='" + expando + "'></a><div name='" + expando + "'></div>";\r
3854                 docElem.insertBefore( div, docElem.firstChild );\r
3855 \r
3856                 // Test\r
3857                 var pass = document.getElementsByName &&\r
3858                         // buggy browsers will return fewer than the correct 2\r
3859                         document.getElementsByName( expando ).length === 2 +\r
3860                         // buggy browsers will return more than the correct 0\r
3861                         document.getElementsByName( expando + 0 ).length;\r
3862                 assertGetIdNotName = !document.getElementById( expando );\r
3863 \r
3864                 // Cleanup\r
3865                 docElem.removeChild( div );\r
3866 \r
3867                 return pass;\r
3868         });\r
3869 \r
3870 // If slice is not available, provide a backup\r
3871 try {\r
3872         slice.call( docElem.childNodes, 0 )[0].nodeType;\r
3873 } catch ( e ) {\r
3874         slice = function( i ) {\r
3875                 var elem,\r
3876                         results = [];\r
3877                 for ( ; (elem = this[i]); i++ ) {\r
3878                         results.push( elem );\r
3879                 }\r
3880                 return results;\r
3881         };\r
3882 }\r
3883 \r
3884 function Sizzle( selector, context, results, seed ) {\r
3885         results = results || [];\r
3886         context = context || document;\r
3887         var match, elem, xml, m,\r
3888                 nodeType = context.nodeType;\r
3889 \r
3890         if ( !selector || typeof selector !== "string" ) {\r
3891                 return results;\r
3892         }\r
3893 \r
3894         if ( nodeType !== 1 && nodeType !== 9 ) {\r
3895                 return [];\r
3896         }\r
3897 \r
3898         xml = isXML( context );\r
3899 \r
3900         if ( !xml && !seed ) {\r
3901                 if ( (match = rquickExpr.exec( selector )) ) {\r
3902                         // Speed-up: Sizzle("#ID")\r
3903                         if ( (m = match[1]) ) {\r
3904                                 if ( nodeType === 9 ) {\r
3905                                         elem = context.getElementById( m );\r
3906                                         // Check parentNode to catch when Blackberry 4.6 returns\r
3907                                         // nodes that are no longer in the document #6963\r
3908                                         if ( elem && elem.parentNode ) {\r
3909                                                 // Handle the case where IE, Opera, and Webkit return items\r
3910                                                 // by name instead of ID\r
3911                                                 if ( elem.id === m ) {\r
3912                                                         results.push( elem );\r
3913                                                         return results;\r
3914                                                 }\r
3915                                         } else {\r
3916                                                 return results;\r
3917                                         }\r
3918                                 } else {\r
3919                                         // Context is not a document\r
3920                                         if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&\r
3921                                                 contains( context, elem ) && elem.id === m ) {\r
3922                                                 results.push( elem );\r
3923                                                 return results;\r
3924                                         }\r
3925                                 }\r
3926 \r
3927                         // Speed-up: Sizzle("TAG")\r
3928                         } else if ( match[2] ) {\r
3929                                 push.apply( results, slice.call(context.getElementsByTagName( selector ), 0) );\r
3930                                 return results;\r
3931 \r
3932                         // Speed-up: Sizzle(".CLASS")\r
3933                         } else if ( (m = match[3]) && assertUsableClassName && context.getElementsByClassName ) {\r
3934                                 push.apply( results, slice.call(context.getElementsByClassName( m ), 0) );\r
3935                                 return results;\r
3936                         }\r
3937                 }\r
3938         }\r
3939 \r
3940         // All others\r
3941         return select( selector.replace( rtrim, "$1" ), context, results, seed, xml );\r
3942 }\r
3943 \r
3944 Sizzle.matches = function( expr, elements ) {\r
3945         return Sizzle( expr, null, null, elements );\r
3946 };\r
3947 \r
3948 Sizzle.matchesSelector = function( elem, expr ) {\r
3949         return Sizzle( expr, null, null, [ elem ] ).length > 0;\r
3950 };\r
3951 \r
3952 // Returns a function to use in pseudos for input types\r
3953 function createInputPseudo( type ) {\r
3954         return function( elem ) {\r
3955                 var name = elem.nodeName.toLowerCase();\r
3956                 return name === "input" && elem.type === type;\r
3957         };\r
3958 }\r
3959 \r
3960 // Returns a function to use in pseudos for buttons\r
3961 function createButtonPseudo( type ) {\r
3962         return function( elem ) {\r
3963                 var name = elem.nodeName.toLowerCase();\r
3964                 return (name === "input" || name === "button") && elem.type === type;\r
3965         };\r
3966 }\r
3967 \r
3968 // Returns a function to use in pseudos for positionals\r
3969 function createPositionalPseudo( fn ) {\r
3970         return markFunction(function( argument ) {\r
3971                 argument = +argument;\r
3972                 return markFunction(function( seed, matches ) {\r
3973                         var j,\r
3974                                 matchIndexes = fn( [], seed.length, argument ),\r
3975                                 i = matchIndexes.length;\r
3976 \r
3977                         // Match elements found at the specified indexes\r
3978                         while ( i-- ) {\r
3979                                 if ( seed[ (j = matchIndexes[i]) ] ) {\r
3980                                         seed[j] = !(matches[j] = seed[j]);\r
3981                                 }\r
3982                         }\r
3983                 });\r
3984         });\r
3985 }\r
3986 \r
3987 /**\r
3988  * Utility function for retrieving the text value of an array of DOM nodes\r
3989  * @param {Array|Element} elem\r
3990  */\r
3991 getText = Sizzle.getText = function( elem ) {\r
3992         var node,\r
3993                 ret = "",\r
3994                 i = 0,\r
3995                 nodeType = elem.nodeType;\r
3996 \r
3997         if ( nodeType ) {\r
3998                 if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {\r
3999                         // Use textContent for elements\r
4000                         // innerText usage removed for consistency of new lines (see #11153)\r
4001                         if ( typeof elem.textContent === "string" ) {\r
4002                                 return elem.textContent;\r
4003                         } else {\r
4004                                 // Traverse its children\r
4005                                 for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {\r
4006                                         ret += getText( elem );\r
4007                                 }\r
4008                         }\r
4009                 } else if ( nodeType === 3 || nodeType === 4 ) {\r
4010                         return elem.nodeValue;\r
4011                 }\r
4012                 // Do not include comment or processing instruction nodes\r
4013         } else {\r
4014 \r
4015                 // If no nodeType, this is expected to be an array\r
4016                 for ( ; (node = elem[i]); i++ ) {\r
4017                         // Do not traverse comment nodes\r
4018                         ret += getText( node );\r
4019                 }\r
4020         }\r
4021         return ret;\r
4022 };\r
4023 \r
4024 isXML = Sizzle.isXML = function( elem ) {\r
4025         // documentElement is verified for cases where it doesn't yet exist\r
4026         // (such as loading iframes in IE - #4833)\r
4027         var documentElement = elem && (elem.ownerDocument || elem).documentElement;\r
4028         return documentElement ? documentElement.nodeName !== "HTML" : false;\r
4029 };\r
4030 \r
4031 // Element contains another\r
4032 contains = Sizzle.contains = docElem.contains ?\r
4033         function( a, b ) {\r
4034                 var adown = a.nodeType === 9 ? a.documentElement : a,\r
4035                         bup = b && b.parentNode;\r
4036                 return a === bup || !!( bup && bup.nodeType === 1 && adown.contains && adown.contains(bup) );\r
4037         } :\r
4038         docElem.compareDocumentPosition ?\r
4039         function( a, b ) {\r
4040                 return b && !!( a.compareDocumentPosition( b ) & 16 );\r
4041         } :\r
4042         function( a, b ) {\r
4043                 while ( (b = b.parentNode) ) {\r
4044                         if ( b === a ) {\r
4045                                 return true;\r
4046                         }\r
4047                 }\r
4048                 return false;\r
4049         };\r
4050 \r
4051 Sizzle.attr = function( elem, name ) {\r
4052         var val,\r
4053                 xml = isXML( elem );\r
4054 \r
4055         if ( !xml ) {\r
4056                 name = name.toLowerCase();\r
4057         }\r
4058         if ( (val = Expr.attrHandle[ name ]) ) {\r
4059                 return val( elem );\r
4060         }\r
4061         if ( xml || assertAttributes ) {\r
4062                 return elem.getAttribute( name );\r
4063         }\r
4064         val = elem.getAttributeNode( name );\r
4065         return val ?\r
4066                 typeof elem[ name ] === "boolean" ?\r
4067                         elem[ name ] ? name : null :\r
4068                         val.specified ? val.value : null :\r
4069                 null;\r
4070 };\r
4071 \r
4072 Expr = Sizzle.selectors = {\r
4073 \r
4074         // Can be adjusted by the user\r
4075         cacheLength: 50,\r
4076 \r
4077         createPseudo: markFunction,\r
4078 \r
4079         match: matchExpr,\r
4080 \r
4081         // IE6/7 return a modified href\r
4082         attrHandle: assertHrefNotNormalized ?\r
4083                 {} :\r
4084                 {\r
4085                         "href": function( elem ) {\r
4086                                 return elem.getAttribute( "href", 2 );\r
4087                         },\r
4088                         "type": function( elem ) {\r
4089                                 return elem.getAttribute("type");\r
4090                         }\r
4091                 },\r
4092 \r
4093         find: {\r
4094                 "ID": assertGetIdNotName ?\r
4095                         function( id, context, xml ) {\r
4096                                 if ( typeof context.getElementById !== strundefined && !xml ) {\r
4097                                         var m = context.getElementById( id );\r
4098                                         // Check parentNode to catch when Blackberry 4.6 returns\r
4099                                         // nodes that are no longer in the document #6963\r
4100                                         return m && m.parentNode ? [m] : [];\r
4101                                 }\r
4102                         } :\r
4103                         function( id, context, xml ) {\r
4104                                 if ( typeof context.getElementById !== strundefined && !xml ) {\r
4105                                         var m = context.getElementById( id );\r
4106 \r
4107                                         return m ?\r
4108                                                 m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ?\r
4109                                                         [m] :\r
4110                                                         undefined :\r
4111                                                 [];\r
4112                                 }\r
4113                         },\r
4114 \r
4115                 "TAG": assertTagNameNoComments ?\r
4116                         function( tag, context ) {\r
4117                                 if ( typeof context.getElementsByTagName !== strundefined ) {\r
4118                                         return context.getElementsByTagName( tag );\r
4119                                 }\r
4120                         } :\r
4121                         function( tag, context ) {\r
4122                                 var results = context.getElementsByTagName( tag );\r
4123 \r
4124                                 // Filter out possible comments\r
4125                                 if ( tag === "*" ) {\r
4126                                         var elem,\r
4127                                                 tmp = [],\r
4128                                                 i = 0;\r
4129 \r
4130                                         for ( ; (elem = results[i]); i++ ) {\r
4131                                                 if ( elem.nodeType === 1 ) {\r
4132                                                         tmp.push( elem );\r
4133                                                 }\r
4134                                         }\r
4135 \r
4136                                         return tmp;\r
4137                                 }\r
4138                                 return results;\r
4139                         },\r
4140 \r
4141                 "NAME": assertUsableName && function( tag, context ) {\r
4142                         if ( typeof context.getElementsByName !== strundefined ) {\r
4143                                 return context.getElementsByName( name );\r
4144                         }\r
4145                 },\r
4146 \r
4147                 "CLASS": assertUsableClassName && function( className, context, xml ) {\r
4148                         if ( typeof context.getElementsByClassName !== strundefined && !xml ) {\r
4149                                 return context.getElementsByClassName( className );\r
4150                         }\r
4151                 }\r
4152         },\r
4153 \r
4154         relative: {\r
4155                 ">": { dir: "parentNode", first: true },\r
4156                 " ": { dir: "parentNode" },\r
4157                 "+": { dir: "previousSibling", first: true },\r
4158                 "~": { dir: "previousSibling" }\r
4159         },\r
4160 \r
4161         preFilter: {\r
4162                 "ATTR": function( match ) {\r
4163                         match[1] = match[1].replace( rbackslash, "" );\r
4164 \r
4165                         // Move the given value to match[3] whether quoted or unquoted\r
4166                         match[3] = ( match[4] || match[5] || "" ).replace( rbackslash, "" );\r
4167 \r
4168                         if ( match[2] === "~=" ) {\r
4169                                 match[3] = " " + match[3] + " ";\r
4170                         }\r
4171 \r
4172                         return match.slice( 0, 4 );\r
4173                 },\r
4174 \r
4175                 "CHILD": function( match ) {\r
4176                         /* matches from matchExpr["CHILD"]\r
4177                                 1 type (only|nth|...)\r
4178                                 2 argument (even|odd|\d*|\d*n([+-]\d+)?|...)\r
4179                                 3 xn-component of xn+y argument ([+-]?\d*n|)\r
4180                                 4 sign of xn-component\r
4181                                 5 x of xn-component\r
4182                                 6 sign of y-component\r
4183                                 7 y of y-component\r
4184                         */\r
4185                         match[1] = match[1].toLowerCase();\r
4186 \r
4187                         if ( match[1] === "nth" ) {\r
4188                                 // nth-child requires argument\r
4189                                 if ( !match[2] ) {\r
4190                                         Sizzle.error( match[0] );\r
4191                                 }\r
4192 \r
4193                                 // numeric x and y parameters for Expr.filter.CHILD\r
4194                                 // remember that false/true cast respectively to 0/1\r
4195                                 match[3] = +( match[3] ? match[4] + (match[5] || 1) : 2 * ( match[2] === "even" || match[2] === "odd" ) );\r
4196                                 match[4] = +( ( match[6] + match[7] ) || match[2] === "odd" );\r
4197 \r
4198                         // other types prohibit arguments\r
4199                         } else if ( match[2] ) {\r
4200                                 Sizzle.error( match[0] );\r
4201                         }\r
4202 \r
4203                         return match;\r
4204                 },\r
4205 \r
4206                 "PSEUDO": function( match ) {\r
4207                         var unquoted, excess;\r
4208                         if ( matchExpr["CHILD"].test( match[0] ) ) {\r
4209                                 return null;\r
4210                         }\r
4211 \r
4212                         if ( match[3] ) {\r
4213                                 match[2] = match[3];\r
4214                         } else if ( (unquoted = match[4]) ) {\r
4215                                 // Only check arguments that contain a pseudo\r
4216                                 if ( rpseudo.test(unquoted) &&\r
4217                                         // Get excess from tokenize (recursively)\r
4218                                         (excess = tokenize( unquoted, true )) &&\r
4219                                         // advance to the next closing parenthesis\r
4220                                         (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {\r
4221 \r
4222                                         // excess is a negative index\r
4223                                         unquoted = unquoted.slice( 0, excess );\r
4224                                         match[0] = match[0].slice( 0, excess );\r
4225                                 }\r
4226                                 match[2] = unquoted;\r
4227                         }\r
4228 \r
4229                         // Return only captures needed by the pseudo filter method (type and argument)\r
4230                         return match.slice( 0, 3 );\r
4231                 }\r
4232         },\r
4233 \r
4234         filter: {\r
4235                 "ID": assertGetIdNotName ?\r
4236                         function( id ) {\r
4237                                 id = id.replace( rbackslash, "" );\r
4238                                 return function( elem ) {\r
4239                                         return elem.getAttribute("id") === id;\r
4240                                 };\r
4241                         } :\r
4242                         function( id ) {\r
4243                                 id = id.replace( rbackslash, "" );\r
4244                                 return function( elem ) {\r
4245                                         var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");\r
4246                                         return node && node.value === id;\r
4247                                 };\r
4248                         },\r
4249 \r
4250                 "TAG": function( nodeName ) {\r
4251                         if ( nodeName === "*" ) {\r
4252                                 return function() { return true; };\r
4253                         }\r
4254                         nodeName = nodeName.replace( rbackslash, "" ).toLowerCase();\r
4255 \r
4256                         return function( elem ) {\r
4257                                 return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;\r
4258                         };\r
4259                 },\r
4260 \r
4261                 "CLASS": function( className ) {\r
4262                         var pattern = classCache[ expando ][ className ];\r
4263                         if ( !pattern ) {\r
4264                                 pattern = classCache( className, new RegExp("(^|" + whitespace + ")" + className + "(" + whitespace + "|$)") );\r
4265                         }\r
4266                         return function( elem ) {\r
4267                                 return pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "" );\r
4268                         };\r
4269                 },\r
4270 \r
4271                 "ATTR": function( name, operator, check ) {\r
4272                         return function( elem, context ) {\r
4273                                 var result = Sizzle.attr( elem, name );\r
4274 \r
4275                                 if ( result == null ) {\r
4276                                         return operator === "!=";\r
4277                                 }\r
4278                                 if ( !operator ) {\r
4279                                         return true;\r
4280                                 }\r
4281 \r
4282                                 result += "";\r
4283 \r
4284                                 return operator === "=" ? result === check :\r
4285                                         operator === "!=" ? result !== check :\r
4286                                         operator === "^=" ? check && result.indexOf( check ) === 0 :\r
4287                                         operator === "*=" ? check && result.indexOf( check ) > -1 :\r
4288                                         operator === "$=" ? check && result.substr( result.length - check.length ) === check :\r
4289                                         operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :\r
4290                                         operator === "|=" ? result === check || result.substr( 0, check.length + 1 ) === check + "-" :\r
4291                                         false;\r
4292                         };\r
4293                 },\r
4294 \r
4295                 "CHILD": function( type, argument, first, last ) {\r
4296 \r
4297                         if ( type === "nth" ) {\r
4298                                 return function( elem ) {\r
4299                                         var node, diff,\r
4300                                                 parent = elem.parentNode;\r
4301 \r
4302                                         if ( first === 1 && last === 0 ) {\r
4303                                                 return true;\r
4304                                         }\r
4305 \r
4306                                         if ( parent ) {\r
4307                                                 diff = 0;\r
4308                                                 for ( node = parent.firstChild; node; node = node.nextSibling ) {\r
4309                                                         if ( node.nodeType === 1 ) {\r
4310                                                                 diff++;\r
4311                                                                 if ( elem === node ) {\r
4312                                                                         break;\r
4313                                                                 }\r
4314                                                         }\r
4315                                                 }\r
4316                                         }\r
4317 \r
4318                                         // Incorporate the offset (or cast to NaN), then check against cycle size\r
4319                                         diff -= last;\r
4320                                         return diff === first || ( diff % first === 0 && diff / first >= 0 );\r
4321                                 };\r
4322                         }\r
4323 \r
4324                         return function( elem ) {\r
4325                                 var node = elem;\r
4326 \r
4327                                 switch ( type ) {\r
4328                                         case "only":\r
4329                                         case "first":\r
4330                                                 while ( (node = node.previousSibling) ) {\r
4331                                                         if ( node.nodeType === 1 ) {\r
4332                                                                 return false;\r
4333                                                         }\r
4334                                                 }\r
4335 \r
4336                                                 if ( type === "first" ) {\r
4337                                                         return true;\r
4338                                                 }\r
4339 \r
4340                                                 node = elem;\r
4341 \r
4342                                                 /* falls through */\r
4343                                         case "last":\r
4344                                                 while ( (node = node.nextSibling) ) {\r
4345                                                         if ( node.nodeType === 1 ) {\r
4346                                                                 return false;\r
4347                                                         }\r
4348                                                 }\r
4349 \r
4350                                                 return true;\r
4351                                 }\r
4352                         };\r
4353                 },\r
4354 \r
4355                 "PSEUDO": function( pseudo, argument ) {\r
4356                         // pseudo-class names are case-insensitive\r
4357                         // http://www.w3.org/TR/selectors/#pseudo-classes\r
4358                         // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters\r
4359                         // Remember that setFilters inherits from pseudos\r
4360                         var args,\r
4361                                 fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||\r
4362                                         Sizzle.error( "unsupported pseudo: " + pseudo );\r
4363 \r
4364                         // The user may use createPseudo to indicate that\r
4365                         // arguments are needed to create the filter function\r
4366                         // just as Sizzle does\r
4367                         if ( fn[ expando ] ) {\r
4368                                 return fn( argument );\r
4369                         }\r
4370 \r
4371                         // But maintain support for old signatures\r
4372                         if ( fn.length > 1 ) {\r
4373                                 args = [ pseudo, pseudo, "", argument ];\r
4374                                 return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?\r
4375                                         markFunction(function( seed, matches ) {\r
4376                                                 var idx,\r
4377                                                         matched = fn( seed, argument ),\r
4378                                                         i = matched.length;\r
4379                                                 while ( i-- ) {\r
4380                                                         idx = indexOf.call( seed, matched[i] );\r
4381                                                         seed[ idx ] = !( matches[ idx ] = matched[i] );\r
4382                                                 }\r
4383                                         }) :\r
4384                                         function( elem ) {\r
4385                                                 return fn( elem, 0, args );\r
4386                                         };\r
4387                         }\r
4388 \r
4389                         return fn;\r
4390                 }\r
4391         },\r
4392 \r
4393         pseudos: {\r
4394                 "not": markFunction(function( selector ) {\r
4395                         // Trim the selector passed to compile\r
4396                         // to avoid treating leading and trailing\r
4397                         // spaces as combinators\r
4398                         var input = [],\r
4399                                 results = [],\r
4400                                 matcher = compile( selector.replace( rtrim, "$1" ) );\r
4401 \r
4402                         return matcher[ expando ] ?\r
4403                                 markFunction(function( seed, matches, context, xml ) {\r
4404                                         var elem,\r
4405                                                 unmatched = matcher( seed, null, xml, [] ),\r
4406                                                 i = seed.length;\r
4407 \r
4408                                         // Match elements unmatched by `matcher`\r
4409                                         while ( i-- ) {\r
4410                                                 if ( (elem = unmatched[i]) ) {\r
4411                                                         seed[i] = !(matches[i] = elem);\r
4412                                                 }\r
4413                                         }\r
4414                                 }) :\r
4415                                 function( elem, context, xml ) {\r
4416                                         input[0] = elem;\r
4417                                         matcher( input, null, xml, results );\r
4418                                         return !results.pop();\r
4419                                 };\r
4420                 }),\r
4421 \r
4422                 "has": markFunction(function( selector ) {\r
4423                         return function( elem ) {\r
4424                                 return Sizzle( selector, elem ).length > 0;\r
4425                         };\r
4426                 }),\r
4427 \r
4428                 "contains": markFunction(function( text ) {\r
4429                         return function( elem ) {\r
4430                                 return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;\r
4431                         };\r
4432                 }),\r
4433 \r
4434                 "enabled": function( elem ) {\r
4435                         return elem.disabled === false;\r
4436                 },\r
4437 \r
4438                 "disabled": function( elem ) {\r
4439                         return elem.disabled === true;\r
4440                 },\r
4441 \r
4442                 "checked": function( elem ) {\r
4443                         // In CSS3, :checked should return both checked and selected elements\r
4444                         // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked\r
4445                         var nodeName = elem.nodeName.toLowerCase();\r
4446                         return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);\r
4447                 },\r
4448 \r
4449                 "selected": function( elem ) {\r
4450                         // Accessing this property makes selected-by-default\r
4451                         // options in Safari work properly\r
4452                         if ( elem.parentNode ) {\r
4453                                 elem.parentNode.selectedIndex;\r
4454                         }\r
4455 \r
4456                         return elem.selected === true;\r
4457                 },\r
4458 \r
4459                 "parent": function( elem ) {\r
4460                         return !Expr.pseudos["empty"]( elem );\r
4461                 },\r
4462 \r
4463                 "empty": function( elem ) {\r
4464                         // http://www.w3.org/TR/selectors/#empty-pseudo\r
4465                         // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),\r
4466                         //   not comment, processing instructions, or others\r
4467                         // Thanks to Diego Perini for the nodeName shortcut\r
4468                         //   Greater than "@" means alpha characters (specifically not starting with "#" or "?")\r
4469                         var nodeType;\r
4470                         elem = elem.firstChild;\r
4471                         while ( elem ) {\r
4472                                 if ( elem.nodeName > "@" || (nodeType = elem.nodeType) === 3 || nodeType === 4 ) {\r
4473                                         return false;\r
4474                                 }\r
4475                                 elem = elem.nextSibling;\r
4476                         }\r
4477                         return true;\r
4478                 },\r
4479 \r
4480                 "header": function( elem ) {\r
4481                         return rheader.test( elem.nodeName );\r
4482                 },\r
4483 \r
4484                 "text": function( elem ) {\r
4485                         var type, attr;\r
4486                         // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)\r
4487                         // use getAttribute instead to test this case\r
4488                         return elem.nodeName.toLowerCase() === "input" &&\r
4489                                 (type = elem.type) === "text" &&\r
4490                                 ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === type );\r
4491                 },\r
4492 \r
4493                 // Input types\r
4494                 "radio": createInputPseudo("radio"),\r
4495                 "checkbox": createInputPseudo("checkbox"),\r
4496                 "file": createInputPseudo("file"),\r
4497                 "password": createInputPseudo("password"),\r
4498                 "image": createInputPseudo("image"),\r
4499 \r
4500                 "submit": createButtonPseudo("submit"),\r
4501                 "reset": createButtonPseudo("reset"),\r
4502 \r
4503                 "button": function( elem ) {\r
4504                         var name = elem.nodeName.toLowerCase();\r
4505                         return name === "input" && elem.type === "button" || name === "button";\r
4506                 },\r
4507 \r
4508                 "input": function( elem ) {\r
4509                         return rinputs.test( elem.nodeName );\r
4510                 },\r
4511 \r
4512                 "focus": function( elem ) {\r
4513                         var doc = elem.ownerDocument;\r
4514                         return elem === doc.activeElement && (!doc.hasFocus || doc.hasFocus()) && !!(elem.type || elem.href);\r
4515                 },\r
4516 \r
4517                 "active": function( elem ) {\r
4518                         return elem === elem.ownerDocument.activeElement;\r
4519                 },\r
4520 \r
4521                 // Positional types\r
4522                 "first": createPositionalPseudo(function( matchIndexes, length, argument ) {\r
4523                         return [ 0 ];\r
4524                 }),\r
4525 \r
4526                 "last": createPositionalPseudo(function( matchIndexes, length, argument ) {\r
4527                         return [ length - 1 ];\r
4528                 }),\r
4529 \r
4530                 "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {\r
4531                         return [ argument < 0 ? argument + length : argument ];\r
4532                 }),\r
4533 \r
4534                 "even": createPositionalPseudo(function( matchIndexes, length, argument ) {\r
4535                         for ( var i = 0; i < length; i += 2 ) {\r
4536                                 matchIndexes.push( i );\r
4537                         }\r
4538                         return matchIndexes;\r
4539                 }),\r
4540 \r
4541                 "odd": createPositionalPseudo(function( matchIndexes, length, argument ) {\r
4542                         for ( var i = 1; i < length; i += 2 ) {\r
4543                                 matchIndexes.push( i );\r
4544                         }\r
4545                         return matchIndexes;\r
4546                 }),\r
4547 \r
4548                 "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {\r
4549                         for ( var i = argument < 0 ? argument + length : argument; --i >= 0; ) {\r
4550                                 matchIndexes.push( i );\r
4551                         }\r
4552                         return matchIndexes;\r
4553                 }),\r
4554 \r
4555                 "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {\r
4556                         for ( var i = argument < 0 ? argument + length : argument; ++i < length; ) {\r
4557                                 matchIndexes.push( i );\r
4558                         }\r
4559                         return matchIndexes;\r
4560                 })\r
4561         }\r
4562 };\r
4563 \r
4564 function siblingCheck( a, b, ret ) {\r
4565         if ( a === b ) {\r
4566                 return ret;\r
4567         }\r
4568 \r
4569         var cur = a.nextSibling;\r
4570 \r
4571         while ( cur ) {\r
4572                 if ( cur === b ) {\r
4573                         return -1;\r
4574                 }\r
4575 \r
4576                 cur = cur.nextSibling;\r
4577         }\r
4578 \r
4579         return 1;\r
4580 }\r
4581 \r
4582 sortOrder = docElem.compareDocumentPosition ?\r
4583         function( a, b ) {\r
4584                 if ( a === b ) {\r
4585                         hasDuplicate = true;\r
4586                         return 0;\r
4587                 }\r
4588 \r
4589                 return ( !a.compareDocumentPosition || !b.compareDocumentPosition ?\r
4590                         a.compareDocumentPosition :\r
4591                         a.compareDocumentPosition(b) & 4\r
4592                 ) ? -1 : 1;\r
4593         } :\r
4594         function( a, b ) {\r
4595                 // The nodes are identical, we can exit early\r
4596                 if ( a === b ) {\r
4597                         hasDuplicate = true;\r
4598                         return 0;\r
4599 \r
4600                 // Fallback to using sourceIndex (in IE) if it's available on both nodes\r
4601                 } else if ( a.sourceIndex && b.sourceIndex ) {\r
4602                         return a.sourceIndex - b.sourceIndex;\r
4603                 }\r
4604 \r
4605                 var al, bl,\r
4606                         ap = [],\r
4607                         bp = [],\r
4608                         aup = a.parentNode,\r
4609                         bup = b.parentNode,\r
4610                         cur = aup;\r
4611 \r
4612                 // If the nodes are siblings (or identical) we can do a quick check\r
4613                 if ( aup === bup ) {\r
4614                         return siblingCheck( a, b );\r
4615 \r
4616                 // If no parents were found then the nodes are disconnected\r
4617                 } else if ( !aup ) {\r
4618                         return -1;\r
4619 \r
4620                 } else if ( !bup ) {\r
4621                         return 1;\r
4622                 }\r
4623 \r
4624                 // Otherwise they're somewhere else in the tree so we need\r
4625                 // to build up a full list of the parentNodes for comparison\r
4626                 while ( cur ) {\r
4627                         ap.unshift( cur );\r
4628                         cur = cur.parentNode;\r
4629                 }\r
4630 \r
4631                 cur = bup;\r
4632 \r
4633                 while ( cur ) {\r
4634                         bp.unshift( cur );\r
4635                         cur = cur.parentNode;\r
4636                 }\r
4637 \r
4638                 al = ap.length;\r
4639                 bl = bp.length;\r
4640 \r
4641                 // Start walking down the tree looking for a discrepancy\r
4642                 for ( var i = 0; i < al && i < bl; i++ ) {\r
4643                         if ( ap[i] !== bp[i] ) {\r
4644                                 return siblingCheck( ap[i], bp[i] );\r
4645                         }\r
4646                 }\r
4647 \r
4648                 // We ended someplace up the tree so do a sibling check\r
4649                 return i === al ?\r
4650                         siblingCheck( a, bp[i], -1 ) :\r
4651                         siblingCheck( ap[i], b, 1 );\r
4652         };\r
4653 \r
4654 // Always assume the presence of duplicates if sort doesn't\r
4655 // pass them to our comparison function (as in Google Chrome).\r
4656 [0, 0].sort( sortOrder );\r
4657 baseHasDuplicate = !hasDuplicate;\r
4658 \r
4659 // Document sorting and removing duplicates\r
4660 Sizzle.uniqueSort = function( results ) {\r
4661         var elem,\r
4662                 i = 1;\r
4663 \r
4664         hasDuplicate = baseHasDuplicate;\r
4665         results.sort( sortOrder );\r
4666 \r
4667         if ( hasDuplicate ) {\r
4668                 for ( ; (elem = results[i]); i++ ) {\r
4669                         if ( elem === results[ i - 1 ] ) {\r
4670                                 results.splice( i--, 1 );\r
4671                         }\r
4672                 }\r
4673         }\r
4674 \r
4675         return results;\r
4676 };\r
4677 \r
4678 Sizzle.error = function( msg ) {\r
4679         throw new Error( "Syntax error, unrecognized expression: " + msg );\r
4680 };\r
4681 \r
4682 function tokenize( selector, parseOnly ) {\r
4683         var matched, match, tokens, type, soFar, groups, preFilters,\r
4684                 cached = tokenCache[ expando ][ selector ];\r
4685 \r
4686         if ( cached ) {\r
4687                 return parseOnly ? 0 : cached.slice( 0 );\r
4688         }\r
4689 \r
4690         soFar = selector;\r
4691         groups = [];\r
4692         preFilters = Expr.preFilter;\r
4693 \r
4694         while ( soFar ) {\r
4695 \r
4696                 // Comma and first run\r
4697                 if ( !matched || (match = rcomma.exec( soFar )) ) {\r
4698                         if ( match ) {\r
4699                                 soFar = soFar.slice( match[0].length );\r
4700                         }\r
4701                         groups.push( tokens = [] );\r
4702                 }\r
4703 \r
4704                 matched = false;\r
4705 \r
4706                 // Combinators\r
4707                 if ( (match = rcombinators.exec( soFar )) ) {\r
4708                         tokens.push( matched = new Token( match.shift() ) );\r
4709                         soFar = soFar.slice( matched.length );\r
4710 \r
4711                         // Cast descendant combinators to space\r
4712                         matched.type = match[0].replace( rtrim, " " );\r
4713                 }\r
4714 \r
4715                 // Filters\r
4716                 for ( type in Expr.filter ) {\r
4717                         if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||\r
4718                                 // The last two arguments here are (context, xml) for backCompat\r
4719                                 (match = preFilters[ type ]( match, document, true ))) ) {\r
4720 \r
4721                                 tokens.push( matched = new Token( match.shift() ) );\r
4722                                 soFar = soFar.slice( matched.length );\r
4723                                 matched.type = type;\r
4724                                 matched.matches = match;\r
4725                         }\r
4726                 }\r
4727 \r
4728                 if ( !matched ) {\r
4729                         break;\r
4730                 }\r
4731         }\r
4732 \r
4733         // Return the length of the invalid excess\r
4734         // if we're just parsing\r
4735         // Otherwise, throw an error or return tokens\r
4736         return parseOnly ?\r
4737                 soFar.length :\r
4738                 soFar ?\r
4739                         Sizzle.error( selector ) :\r
4740                         // Cache the tokens\r
4741                         tokenCache( selector, groups ).slice( 0 );\r
4742 }\r
4743 \r
4744 function addCombinator( matcher, combinator, base ) {\r
4745         var dir = combinator.dir,\r
4746                 checkNonElements = base && combinator.dir === "parentNode",\r
4747                 doneName = done++;\r
4748 \r
4749         return combinator.first ?\r
4750                 // Check against closest ancestor/preceding element\r
4751                 function( elem, context, xml ) {\r
4752                         while ( (elem = elem[ dir ]) ) {\r
4753                                 if ( checkNonElements || elem.nodeType === 1  ) {\r
4754                                         return matcher( elem, context, xml );\r
4755                                 }\r
4756                         }\r
4757                 } :\r
4758 \r
4759                 // Check against all ancestor/preceding elements\r
4760                 function( elem, context, xml ) {\r
4761                         // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching\r
4762                         if ( !xml ) {\r
4763                                 var cache,\r
4764                                         dirkey = dirruns + " " + doneName + " ",\r
4765                                         cachedkey = dirkey + cachedruns;\r
4766                                 while ( (elem = elem[ dir ]) ) {\r
4767                                         if ( checkNonElements || elem.nodeType === 1 ) {\r
4768                                                 if ( (cache = elem[ expando ]) === cachedkey ) {\r
4769                                                         return elem.sizset;\r
4770                                                 } else if ( typeof cache === "string" && cache.indexOf(dirkey) === 0 ) {\r
4771                                                         if ( elem.sizset ) {\r
4772                                                                 return elem;\r
4773                                                         }\r
4774                                                 } else {\r
4775                                                         elem[ expando ] = cachedkey;\r
4776                                                         if ( matcher( elem, context, xml ) ) {\r
4777                                                                 elem.sizset = true;\r
4778                                                                 return elem;\r
4779                                                         }\r
4780                                                         elem.sizset = false;\r
4781                                                 }\r
4782                                         }\r
4783                                 }\r
4784                         } else {\r
4785                                 while ( (elem = elem[ dir ]) ) {\r
4786                                         if ( checkNonElements || elem.nodeType === 1 ) {\r
4787                                                 if ( matcher( elem, context, xml ) ) {\r
4788                                                         return elem;\r
4789                                                 }\r
4790                                         }\r
4791                                 }\r
4792                         }\r
4793                 };\r
4794 }\r
4795 \r
4796 function elementMatcher( matchers ) {\r
4797         return matchers.length > 1 ?\r
4798                 function( elem, context, xml ) {\r
4799                         var i = matchers.length;\r
4800                         while ( i-- ) {\r
4801                                 if ( !matchers[i]( elem, context, xml ) ) {\r
4802                                         return false;\r
4803                                 }\r
4804                         }\r
4805                         return true;\r
4806                 } :\r
4807                 matchers[0];\r
4808 }\r
4809 \r
4810 function condense( unmatched, map, filter, context, xml ) {\r
4811         var elem,\r
4812                 newUnmatched = [],\r
4813                 i = 0,\r
4814                 len = unmatched.length,\r
4815                 mapped = map != null;\r
4816 \r
4817         for ( ; i < len; i++ ) {\r
4818                 if ( (elem = unmatched[i]) ) {\r
4819                         if ( !filter || filter( elem, context, xml ) ) {\r
4820                                 newUnmatched.push( elem );\r
4821                                 if ( mapped ) {\r
4822                                         map.push( i );\r
4823                                 }\r
4824                         }\r
4825                 }\r
4826         }\r
4827 \r
4828         return newUnmatched;\r
4829 }\r
4830 \r
4831 function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {\r
4832         if ( postFilter && !postFilter[ expando ] ) {\r
4833                 postFilter = setMatcher( postFilter );\r
4834         }\r
4835         if ( postFinder && !postFinder[ expando ] ) {\r
4836                 postFinder = setMatcher( postFinder, postSelector );\r
4837         }\r
4838         return markFunction(function( seed, results, context, xml ) {\r
4839                 // Positional selectors apply to seed elements, so it is invalid to follow them with relative ones\r
4840                 if ( seed && postFinder ) {\r
4841                         return;\r
4842                 }\r
4843 \r
4844                 var i, elem, postFilterIn,\r
4845                         preMap = [],\r
4846                         postMap = [],\r
4847                         preexisting = results.length,\r
4848 \r
4849                         // Get initial elements from seed or context\r
4850                         elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [], seed ),\r
4851 \r
4852                         // Prefilter to get matcher input, preserving a map for seed-results synchronization\r
4853                         matcherIn = preFilter && ( seed || !selector ) ?\r
4854                                 condense( elems, preMap, preFilter, context, xml ) :\r
4855                                 elems,\r
4856 \r
4857                         matcherOut = matcher ?\r
4858                                 // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,\r
4859                                 postFinder || ( seed ? preFilter : preexisting || postFilter ) ?\r
4860 \r
4861                                         // ...intermediate processing is necessary\r
4862                                         [] :\r
4863 \r
4864                                         // ...otherwise use results directly\r
4865                                         results :\r
4866                                 matcherIn;\r
4867 \r
4868                 // Find primary matches\r
4869                 if ( matcher ) {\r
4870                         matcher( matcherIn, matcherOut, context, xml );\r
4871                 }\r
4872 \r
4873                 // Apply postFilter\r
4874                 if ( postFilter ) {\r
4875                         postFilterIn = condense( matcherOut, postMap );\r
4876                         postFilter( postFilterIn, [], context, xml );\r
4877 \r
4878                         // Un-match failing elements by moving them back to matcherIn\r
4879                         i = postFilterIn.length;\r
4880                         while ( i-- ) {\r
4881                                 if ( (elem = postFilterIn[i]) ) {\r
4882                                         matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);\r
4883                                 }\r
4884                         }\r
4885                 }\r
4886 \r
4887                 // Keep seed and results synchronized\r
4888                 if ( seed ) {\r
4889                         // Ignore postFinder because it can't coexist with seed\r
4890                         i = preFilter && matcherOut.length;\r
4891                         while ( i-- ) {\r
4892                                 if ( (elem = matcherOut[i]) ) {\r
4893                                         seed[ preMap[i] ] = !(results[ preMap[i] ] = elem);\r
4894                                 }\r
4895                         }\r
4896                 } else {\r
4897                         matcherOut = condense(\r
4898                                 matcherOut === results ?\r
4899                                         matcherOut.splice( preexisting, matcherOut.length ) :\r
4900                                         matcherOut\r
4901                         );\r
4902                         if ( postFinder ) {\r
4903                                 postFinder( null, results, matcherOut, xml );\r
4904                         } else {\r
4905                                 push.apply( results, matcherOut );\r
4906                         }\r
4907                 }\r
4908         });\r
4909 }\r
4910 \r
4911 function matcherFromTokens( tokens ) {\r
4912         var checkContext, matcher, j,\r
4913                 len = tokens.length,\r
4914                 leadingRelative = Expr.relative[ tokens[0].type ],\r
4915                 implicitRelative = leadingRelative || Expr.relative[" "],\r
4916                 i = leadingRelative ? 1 : 0,\r
4917 \r
4918                 // The foundational matcher ensures that elements are reachable from top-level context(s)\r
4919                 matchContext = addCombinator( function( elem ) {\r
4920                         return elem === checkContext;\r
4921                 }, implicitRelative, true ),\r
4922                 matchAnyContext = addCombinator( function( elem ) {\r
4923                         return indexOf.call( checkContext, elem ) > -1;\r
4924                 }, implicitRelative, true ),\r
4925                 matchers = [ function( elem, context, xml ) {\r
4926                         return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (\r
4927                                 (checkContext = context).nodeType ?\r
4928                                         matchContext( elem, context, xml ) :\r
4929                                         matchAnyContext( elem, context, xml ) );\r
4930                 } ];\r
4931 \r
4932         for ( ; i < len; i++ ) {\r
4933                 if ( (matcher = Expr.relative[ tokens[i].type ]) ) {\r
4934                         matchers = [ addCombinator( elementMatcher( matchers ), matcher ) ];\r
4935                 } else {\r
4936                         // The concatenated values are (context, xml) for backCompat\r
4937                         matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );\r
4938 \r
4939                         // Return special upon seeing a positional matcher\r
4940                         if ( matcher[ expando ] ) {\r
4941                                 // Find the next relative operator (if any) for proper handling\r
4942                                 j = ++i;\r
4943                                 for ( ; j < len; j++ ) {\r
4944                                         if ( Expr.relative[ tokens[j].type ] ) {\r
4945                                                 break;\r
4946                                         }\r
4947                                 }\r
4948                                 return setMatcher(\r
4949                                         i > 1 && elementMatcher( matchers ),\r
4950                                         i > 1 && tokens.slice( 0, i - 1 ).join("").replace( rtrim, "$1" ),\r
4951                                         matcher,\r
4952                                         i < j && matcherFromTokens( tokens.slice( i, j ) ),\r
4953                                         j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),\r
4954                                         j < len && tokens.join("")\r
4955                                 );\r
4956                         }\r
4957                         matchers.push( matcher );\r
4958                 }\r
4959         }\r
4960 \r
4961         return elementMatcher( matchers );\r
4962 }\r
4963 \r
4964 function matcherFromGroupMatchers( elementMatchers, setMatchers ) {\r
4965         var bySet = setMatchers.length > 0,\r
4966                 byElement = elementMatchers.length > 0,\r
4967                 superMatcher = function( seed, context, xml, results, expandContext ) {\r
4968                         var elem, j, matcher,\r
4969                                 setMatched = [],\r
4970                                 matchedCount = 0,\r
4971                                 i = "0",\r
4972                                 unmatched = seed && [],\r
4973                                 outermost = expandContext != null,\r
4974                                 contextBackup = outermostContext,\r
4975                                 // We must always have either seed elements or context\r
4976                                 elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ),\r
4977                                 // Nested matchers should use non-integer dirruns\r
4978                                 dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.E);\r
4979 \r
4980                         if ( outermost ) {\r
4981                                 outermostContext = context !== document && context;\r
4982                                 cachedruns = superMatcher.el;\r
4983                         }\r
4984 \r
4985                         // Add elements passing elementMatchers directly to results\r
4986                         for ( ; (elem = elems[i]) != null; i++ ) {\r
4987                                 if ( byElement && elem ) {\r
4988                                         for ( j = 0; (matcher = elementMatchers[j]); j++ ) {\r
4989                                                 if ( matcher( elem, context, xml ) ) {\r
4990                                                         results.push( elem );\r
4991                                                         break;\r
4992                                                 }\r
4993                                         }\r
4994                                         if ( outermost ) {\r
4995                                                 dirruns = dirrunsUnique;\r
4996                                                 cachedruns = ++superMatcher.el;\r
4997                                         }\r
4998                                 }\r
4999 \r
5000                                 // Track unmatched elements for set filters\r
5001                                 if ( bySet ) {\r
5002                                         // They will have gone through all possible matchers\r
5003                                         if ( (elem = !matcher && elem) ) {\r
5004                                                 matchedCount--;\r
5005                                         }\r
5006 \r
5007                                         // Lengthen the array for every element, matched or not\r
5008                                         if ( seed ) {\r
5009                                                 unmatched.push( elem );\r
5010                                         }\r
5011                                 }\r
5012                         }\r
5013 \r
5014                         // Apply set filters to unmatched elements\r
5015                         matchedCount += i;\r
5016                         if ( bySet && i !== matchedCount ) {\r
5017                                 for ( j = 0; (matcher = setMatchers[j]); j++ ) {\r
5018                                         matcher( unmatched, setMatched, context, xml );\r
5019                                 }\r
5020 \r
5021                                 if ( seed ) {\r
5022                                         // Reintegrate element matches to eliminate the need for sorting\r
5023                                         if ( matchedCount > 0 ) {\r
5024                                                 while ( i-- ) {\r
5025                                                         if ( !(unmatched[i] || setMatched[i]) ) {\r
5026                                                                 setMatched[i] = pop.call( results );\r
5027                                                         }\r
5028                                                 }\r
5029                                         }\r
5030 \r
5031                                         // Discard index placeholder values to get only actual matches\r
5032                                         setMatched = condense( setMatched );\r
5033                                 }\r
5034 \r
5035                                 // Add matches to results\r
5036                                 push.apply( results, setMatched );\r
5037 \r
5038                                 // Seedless set matches succeeding multiple successful matchers stipulate sorting\r
5039                                 if ( outermost && !seed && setMatched.length > 0 &&\r
5040                                         ( matchedCount + setMatchers.length ) > 1 ) {\r
5041 \r
5042                                         Sizzle.uniqueSort( results );\r
5043                                 }\r
5044                         }\r
5045 \r
5046                         // Override manipulation of globals by nested matchers\r
5047                         if ( outermost ) {\r
5048                                 dirruns = dirrunsUnique;\r
5049                                 outermostContext = contextBackup;\r
5050                         }\r
5051 \r
5052                         return unmatched;\r
5053                 };\r
5054 \r
5055         superMatcher.el = 0;\r
5056         return bySet ?\r
5057                 markFunction( superMatcher ) :\r
5058                 superMatcher;\r
5059 }\r
5060 \r
5061 compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) {\r
5062         var i,\r
5063                 setMatchers = [],\r
5064                 elementMatchers = [],\r
5065                 cached = compilerCache[ expando ][ selector ];\r
5066 \r
5067         if ( !cached ) {\r
5068                 // Generate a function of recursive functions that can be used to check each element\r
5069                 if ( !group ) {\r
5070                         group = tokenize( selector );\r
5071                 }\r
5072                 i = group.length;\r
5073                 while ( i-- ) {\r
5074                         cached = matcherFromTokens( group[i] );\r
5075                         if ( cached[ expando ] ) {\r
5076                                 setMatchers.push( cached );\r
5077                         } else {\r
5078                                 elementMatchers.push( cached );\r
5079                         }\r
5080                 }\r
5081 \r
5082                 // Cache the compiled function\r
5083                 cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );\r
5084         }\r
5085         return cached;\r
5086 };\r
5087 \r
5088 function multipleContexts( selector, contexts, results, seed ) {\r
5089         var i = 0,\r
5090                 len = contexts.length;\r
5091         for ( ; i < len; i++ ) {\r
5092                 Sizzle( selector, contexts[i], results, seed );\r
5093         }\r
5094         return results;\r
5095 }\r
5096 \r
5097 function select( selector, context, results, seed, xml ) {\r
5098         var i, tokens, token, type, find,\r
5099                 match = tokenize( selector ),\r
5100                 j = match.length;\r
5101 \r
5102         if ( !seed ) {\r
5103                 // Try to minimize operations if there is only one group\r
5104                 if ( match.length === 1 ) {\r
5105 \r
5106                         // Take a shortcut and set the context if the root selector is an ID\r
5107                         tokens = match[0] = match[0].slice( 0 );\r
5108                         if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&\r
5109                                         context.nodeType === 9 && !xml &&\r
5110                                         Expr.relative[ tokens[1].type ] ) {\r
5111 \r
5112                                 context = Expr.find["ID"]( token.matches[0].replace( rbackslash, "" ), context, xml )[0];\r
5113                                 if ( !context ) {\r
5114                                         return results;\r
5115                                 }\r
5116 \r
5117                                 selector = selector.slice( tokens.shift().length );\r
5118                         }\r
5119 \r
5120                         // Fetch a seed set for right-to-left matching\r
5121                         for ( i = matchExpr["POS"].test( selector ) ? -1 : tokens.length - 1; i >= 0; i-- ) {\r
5122                                 token = tokens[i];\r
5123 \r
5124                                 // Abort if we hit a combinator\r
5125                                 if ( Expr.relative[ (type = token.type) ] ) {\r
5126                                         break;\r
5127                                 }\r
5128                                 if ( (find = Expr.find[ type ]) ) {\r
5129                                         // Search, expanding context for leading sibling combinators\r
5130                                         if ( (seed = find(\r
5131                                                 token.matches[0].replace( rbackslash, "" ),\r
5132                                                 rsibling.test( tokens[0].type ) && context.parentNode || context,\r
5133                                                 xml\r
5134                                         )) ) {\r
5135 \r
5136                                                 // If seed is empty or no tokens remain, we can return early\r
5137                                                 tokens.splice( i, 1 );\r
5138                                                 selector = seed.length && tokens.join("");\r
5139                                                 if ( !selector ) {\r
5140                                                         push.apply( results, slice.call( seed, 0 ) );\r
5141                                                         return results;\r
5142                                                 }\r
5143 \r
5144                                                 break;\r
5145                                         }\r
5146                                 }\r
5147                         }\r
5148                 }\r
5149         }\r
5150 \r
5151         // Compile and execute a filtering function\r
5152         // Provide `match` to avoid retokenization if we modified the selector above\r
5153         compile( selector, match )(\r
5154                 seed,\r
5155                 context,\r
5156                 xml,\r
5157                 results,\r
5158                 rsibling.test( selector )\r
5159         );\r
5160         return results;\r
5161 }\r
5162 \r
5163 if ( document.querySelectorAll ) {\r
5164         (function() {\r
5165                 var disconnectedMatch,\r
5166                         oldSelect = select,\r
5167                         rescape = /'|\\/g,\r
5168                         rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g,\r
5169 \r
5170                         // qSa(:focus) reports false when true (Chrome 21),\r
5171                         // A support test would require too much code (would include document ready)\r
5172                         rbuggyQSA = [":focus"],\r
5173 \r
5174                         // matchesSelector(:focus) reports false when true (Chrome 21),\r
5175                         // matchesSelector(:active) reports false when true (IE9/Opera 11.5)\r
5176                         // A support test would require too much code (would include document ready)\r
5177                         // just skip matchesSelector for :active\r
5178                         rbuggyMatches = [ ":active", ":focus" ],\r
5179                         matches = docElem.matchesSelector ||\r
5180                                 docElem.mozMatchesSelector ||\r
5181                                 docElem.webkitMatchesSelector ||\r
5182                                 docElem.oMatchesSelector ||\r
5183                                 docElem.msMatchesSelector;\r
5184 \r
5185                 // Build QSA regex\r
5186                 // Regex strategy adopted from Diego Perini\r
5187                 assert(function( div ) {\r
5188                         // Select is set to empty string on purpose\r
5189                         // This is to test IE's treatment of not explictly\r
5190                         // setting a boolean content attribute,\r
5191                         // since its presence should be enough\r
5192                         // http://bugs.jquery.com/ticket/12359\r
5193                         div.innerHTML = "<select><option selected=''></option></select>";\r
5194 \r
5195                         // IE8 - Some boolean attributes are not treated correctly\r
5196                         if ( !div.querySelectorAll("[selected]").length ) {\r
5197                                 rbuggyQSA.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" );\r
5198                         }\r
5199 \r
5200                         // Webkit/Opera - :checked should return selected option elements\r
5201                         // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked\r
5202                         // IE8 throws error here (do not put tests after this one)\r
5203                         if ( !div.querySelectorAll(":checked").length ) {\r
5204                                 rbuggyQSA.push(":checked");\r
5205                         }\r
5206                 });\r
5207 \r
5208                 assert(function( div ) {\r
5209 \r
5210                         // Opera 10-12/IE9 - ^= $= *= and empty values\r
5211                         // Should not select anything\r
5212                         div.innerHTML = "<p test=''></p>";\r
5213                         if ( div.querySelectorAll("[test^='']").length ) {\r
5214                                 rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:\"\"|'')" );\r
5215                         }\r
5216 \r
5217                         // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)\r
5218                         // IE8 throws error here (do not put tests after this one)\r
5219                         div.innerHTML = "<input type='hidden'/>";\r
5220                         if ( !div.querySelectorAll(":enabled").length ) {\r
5221                                 rbuggyQSA.push(":enabled", ":disabled");\r
5222                         }\r
5223                 });\r
5224 \r
5225                 // rbuggyQSA always contains :focus, so no need for a length check\r
5226                 rbuggyQSA = /* rbuggyQSA.length && */ new RegExp( rbuggyQSA.join("|") );\r
5227 \r
5228                 select = function( selector, context, results, seed, xml ) {\r
5229                         // Only use querySelectorAll when not filtering,\r
5230                         // when this is not xml,\r
5231                         // and when no QSA bugs apply\r
5232                         if ( !seed && !xml && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {\r
5233                                 var groups, i,\r
5234                                         old = true,\r
5235                                         nid = expando,\r
5236                                         newContext = context,\r
5237                                         newSelector = context.nodeType === 9 && selector;\r
5238 \r
5239                                 // qSA works strangely on Element-rooted queries\r
5240                                 // We can work around this by specifying an extra ID on the root\r
5241                                 // and working up from there (Thanks to Andrew Dupont for the technique)\r
5242                                 // IE 8 doesn't work on object elements\r
5243                                 if ( context.nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {\r
5244                                         groups = tokenize( selector );\r
5245 \r
5246                                         if ( (old = context.getAttribute("id")) ) {\r
5247                                                 nid = old.replace( rescape, "\\$&" );\r
5248                                         } else {\r
5249                                                 context.setAttribute( "id", nid );\r
5250                                         }\r
5251                                         nid = "[id='" + nid + "'] ";\r
5252 \r
5253                                         i = groups.length;\r
5254                                         while ( i-- ) {\r
5255                                                 groups[i] = nid + groups[i].join("");\r
5256                                         }\r
5257                                         newContext = rsibling.test( selector ) && context.parentNode || context;\r
5258                                         newSelector = groups.join(",");\r
5259                                 }\r
5260 \r
5261                                 if ( newSelector ) {\r
5262                                         try {\r
5263                                                 push.apply( results, slice.call( newContext.querySelectorAll(\r
5264                                                         newSelector\r
5265                                                 ), 0 ) );\r
5266                                                 return results;\r
5267                                         } catch(qsaError) {\r
5268                                         } finally {\r
5269                                                 if ( !old ) {\r
5270                                                         context.removeAttribute("id");\r
5271                                                 }\r
5272                                         }\r
5273                                 }\r
5274                         }\r
5275 \r
5276                         return oldSelect( selector, context, results, seed, xml );\r
5277                 };\r
5278 \r
5279                 if ( matches ) {\r
5280                         assert(function( div ) {\r
5281                                 // Check to see if it's possible to do matchesSelector\r
5282                                 // on a disconnected node (IE 9)\r
5283                                 disconnectedMatch = matches.call( div, "div" );\r
5284 \r
5285                                 // This should fail with an exception\r
5286                                 // Gecko does not error, returns false instead\r
5287                                 try {\r
5288                                         matches.call( div, "[test!='']:sizzle" );\r
5289                                         rbuggyMatches.push( "!=", pseudos );\r
5290                                 } catch ( e ) {}\r
5291                         });\r
5292 \r
5293                         // rbuggyMatches always contains :active and :focus, so no need for a length check\r
5294                         rbuggyMatches = /* rbuggyMatches.length && */ new RegExp( rbuggyMatches.join("|") );\r
5295 \r
5296                         Sizzle.matchesSelector = function( elem, expr ) {\r
5297                                 // Make sure that attribute selectors are quoted\r
5298                                 expr = expr.replace( rattributeQuotes, "='$1']" );\r
5299 \r
5300                                 // rbuggyMatches always contains :active, so no need for an existence check\r
5301                                 if ( !isXML( elem ) && !rbuggyMatches.test( expr ) && (!rbuggyQSA || !rbuggyQSA.test( expr )) ) {\r
5302                                         try {\r
5303                                                 var ret = matches.call( elem, expr );\r
5304 \r
5305                                                 // IE 9's matchesSelector returns false on disconnected nodes\r
5306                                                 if ( ret || disconnectedMatch ||\r
5307                                                                 // As well, disconnected nodes are said to be in a document\r
5308                                                                 // fragment in IE 9\r
5309                                                                 elem.document && elem.document.nodeType !== 11 ) {\r
5310                                                         return ret;\r
5311                                                 }\r
5312                                         } catch(e) {}\r
5313                                 }\r
5314 \r
5315                                 return Sizzle( expr, null, null, [ elem ] ).length > 0;\r
5316                         };\r
5317                 }\r
5318         })();\r
5319 }\r
5320 \r
5321 // Deprecated\r
5322 Expr.pseudos["nth"] = Expr.pseudos["eq"];\r
5323 \r
5324 // Back-compat\r
5325 function setFilters() {}\r
5326 Expr.filters = setFilters.prototype = Expr.pseudos;\r
5327 Expr.setFilters = new setFilters();\r
5328 \r
5329 // Override sizzle attribute retrieval
5330 Sizzle.attr = jQuery.attr;
5331 jQuery.find = Sizzle;
5332 jQuery.expr = Sizzle.selectors;
5333 jQuery.expr[":"] = jQuery.expr.pseudos;
5334 jQuery.unique = Sizzle.uniqueSort;
5335 jQuery.text = Sizzle.getText;
5336 jQuery.isXMLDoc = Sizzle.isXML;
5337 jQuery.contains = Sizzle.contains;
5338 \r
5339 \r
5340 })( window );\r
5341 var runtil = /Until$/,
5342         rparentsprev = /^(?:parents|prev(?:Until|All))/,
5343         isSimple = /^.[^:#\[\.,]*$/,
5344         rneedsContext = jQuery.expr.match.needsContext,
5345         // methods guaranteed to produce a unique set when starting from a unique set
5346         guaranteedUnique = {
5347                 children: true,
5348                 contents: true,
5349                 next: true,
5350                 prev: true
5351         };
5352
5353 jQuery.fn.extend({
5354         find: function( selector ) {
5355                 var i, l, length, n, r, ret,
5356                         self = this;
5357
5358                 if ( typeof selector !== "string" ) {
5359                         return jQuery( selector ).filter(function() {
5360                                 for ( i = 0, l = self.length; i < l; i++ ) {
5361                                         if ( jQuery.contains( self[ i ], this ) ) {
5362                                                 return true;
5363                                         }
5364                                 }
5365                         });
5366                 }
5367
5368                 ret = this.pushStack( "", "find", selector );
5369
5370                 for ( i = 0, l = this.length; i < l; i++ ) {
5371                         length = ret.length;
5372                         jQuery.find( selector, this[i], ret );
5373
5374                         if ( i > 0 ) {
5375                                 // Make sure that the results are unique
5376                                 for ( n = length; n < ret.length; n++ ) {
5377                                         for ( r = 0; r < length; r++ ) {
5378                                                 if ( ret[r] === ret[n] ) {
5379                                                         ret.splice(n--, 1);
5380                                                         break;
5381                                                 }
5382                                         }
5383                                 }
5384                         }
5385                 }
5386
5387                 return ret;
5388         },
5389
5390         has: function( target ) {
5391                 var i,
5392                         targets = jQuery( target, this ),
5393                         len = targets.length;
5394
5395                 return this.filter(function() {
5396                         for ( i = 0; i < len; i++ ) {
5397                                 if ( jQuery.contains( this, targets[i] ) ) {
5398                                         return true;
5399                                 }
5400                         }
5401                 });
5402         },
5403
5404         not: function( selector ) {
5405                 return this.pushStack( winnow(this, selector, false), "not", selector);
5406         },
5407
5408         filter: function( selector ) {
5409                 return this.pushStack( winnow(this, selector, true), "filter", selector );
5410         },
5411
5412         is: function( selector ) {
5413                 return !!selector && (
5414                         typeof selector === "string" ?
5415                                 // If this is a positional/relative selector, check membership in the returned set
5416                                 // so $("p:first").is("p:last") won't return true for a doc with two "p".
5417                                 rneedsContext.test( selector ) ?
5418                                         jQuery( selector, this.context ).index( this[0] ) >= 0 :
5419                                         jQuery.filter( selector, this ).length > 0 :
5420                                 this.filter( selector ).length > 0 );
5421         },
5422
5423         closest: function( selectors, context ) {
5424                 var cur,
5425                         i = 0,
5426                         l = this.length,
5427                         ret = [],
5428                         pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
5429                                 jQuery( selectors, context || this.context ) :
5430                                 0;
5431
5432                 for ( ; i < l; i++ ) {
5433                         cur = this[i];
5434
5435                         while ( cur && cur.ownerDocument && cur !== context && cur.nodeType !== 11 ) {
5436                                 if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) {
5437                                         ret.push( cur );
5438                                         break;
5439                                 }
5440                                 cur = cur.parentNode;
5441                         }
5442                 }
5443
5444                 ret = ret.length > 1 ? jQuery.unique( ret ) : ret;
5445
5446                 return this.pushStack( ret, "closest", selectors );
5447         },
5448
5449         // Determine the position of an element within
5450         // the matched set of elements
5451         index: function( elem ) {
5452
5453                 // No argument, return index in parent
5454                 if ( !elem ) {
5455                         return ( this[0] && this[0].parentNode ) ? this.prevAll().length : -1;
5456                 }
5457
5458                 // index in selector
5459                 if ( typeof elem === "string" ) {
5460                         return jQuery.inArray( this[0], jQuery( elem ) );
5461                 }
5462
5463                 // Locate the position of the desired element
5464                 return jQuery.inArray(
5465                         // If it receives a jQuery object, the first element is used
5466                         elem.jquery ? elem[0] : elem, this );
5467         },
5468
5469         add: function( selector, context ) {
5470                 var set = typeof selector === "string" ?
5471                                 jQuery( selector, context ) :
5472                                 jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),
5473                         all = jQuery.merge( this.get(), set );
5474
5475                 return this.pushStack( isDisconnected( set[0] ) || isDisconnected( all[0] ) ?
5476                         all :
5477                         jQuery.unique( all ) );
5478         },
5479
5480         addBack: function( selector ) {
5481                 return this.add( selector == null ?
5482                         this.prevObject : this.prevObject.filter(selector)
5483                 );
5484         }
5485 });
5486
5487 jQuery.fn.andSelf = jQuery.fn.addBack;
5488
5489 // A painfully simple check to see if an element is disconnected
5490 // from a document (should be improved, where feasible).
5491 function isDisconnected( node ) {
5492         return !node || !node.parentNode || node.parentNode.nodeType === 11;
5493 }
5494
5495 function sibling( cur, dir ) {
5496         do {
5497                 cur = cur[ dir ];
5498         } while ( cur && cur.nodeType !== 1 );
5499
5500         return cur;
5501 }
5502
5503 jQuery.each({
5504         parent: function( elem ) {
5505                 var parent = elem.parentNode;
5506                 return parent && parent.nodeType !== 11 ? parent : null;
5507         },
5508         parents: function( elem ) {
5509                 return jQuery.dir( elem, "parentNode" );
5510         },
5511         parentsUntil: function( elem, i, until ) {
5512                 return jQuery.dir( elem, "parentNode", until );
5513         },
5514         next: function( elem ) {
5515                 return sibling( elem, "nextSibling" );
5516         },
5517         prev: function( elem ) {
5518                 return sibling( elem, "previousSibling" );
5519         },
5520         nextAll: function( elem ) {
5521                 return jQuery.dir( elem, "nextSibling" );
5522         },
5523         prevAll: function( elem ) {
5524                 return jQuery.dir( elem, "previousSibling" );
5525         },
5526         nextUntil: function( elem, i, until ) {
5527                 return jQuery.dir( elem, "nextSibling", until );
5528         },
5529         prevUntil: function( elem, i, until ) {
5530                 return jQuery.dir( elem, "previousSibling", until );
5531         },
5532         siblings: function( elem ) {
5533                 return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
5534         },
5535         children: function( elem ) {
5536                 return jQuery.sibling( elem.firstChild );
5537         },
5538         contents: function( elem ) {
5539                 return jQuery.nodeName( elem, "iframe" ) ?
5540                         elem.contentDocument || elem.contentWindow.document :
5541                         jQuery.merge( [], elem.childNodes );
5542         }
5543 }, function( name, fn ) {
5544         jQuery.fn[ name ] = function( until, selector ) {
5545                 var ret = jQuery.map( this, fn, until );
5546
5547                 if ( !runtil.test( name ) ) {
5548                         selector = until;
5549                 }
5550
5551                 if ( selector && typeof selector === "string" ) {
5552                         ret = jQuery.filter( selector, ret );
5553                 }
5554
5555                 ret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret;
5556
5557                 if ( this.length > 1 && rparentsprev.test( name ) ) {
5558                         ret = ret.reverse();
5559                 }
5560
5561                 return this.pushStack( ret, name, core_slice.call( arguments ).join(",") );
5562         };
5563 });
5564
5565 jQuery.extend({
5566         filter: function( expr, elems, not ) {
5567                 if ( not ) {
5568                         expr = ":not(" + expr + ")";
5569                 }
5570
5571                 return elems.length === 1 ?
5572                         jQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] :
5573                         jQuery.find.matches(expr, elems);
5574         },
5575
5576         dir: function( elem, dir, until ) {
5577                 var matched = [],
5578                         cur = elem[ dir ];
5579
5580                 while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
5581                         if ( cur.nodeType === 1 ) {
5582                                 matched.push( cur );
5583                         }
5584                         cur = cur[dir];
5585                 }
5586                 return matched;
5587         },
5588
5589         sibling: function( n, elem ) {
5590                 var r = [];
5591
5592                 for ( ; n; n = n.nextSibling ) {
5593                         if ( n.nodeType === 1 && n !== elem ) {
5594                                 r.push( n );
5595                         }
5596                 }
5597
5598                 return r;
5599         }
5600 });
5601
5602 // Implement the identical functionality for filter and not
5603 function winnow( elements, qualifier, keep ) {
5604
5605         // Can't pass null or undefined to indexOf in Firefox 4
5606         // Set to 0 to skip string check
5607         qualifier = qualifier || 0;
5608
5609         if ( jQuery.isFunction( qualifier ) ) {
5610                 return jQuery.grep(elements, function( elem, i ) {
5611                         var retVal = !!qualifier.call( elem, i, elem );
5612                         return retVal === keep;
5613                 });
5614
5615         } else if ( qualifier.nodeType ) {
5616                 return jQuery.grep(elements, function( elem, i ) {
5617                         return ( elem === qualifier ) === keep;
5618                 });
5619
5620         } else if ( typeof qualifier === "string" ) {
5621                 var filtered = jQuery.grep(elements, function( elem ) {
5622                         return elem.nodeType === 1;
5623                 });
5624
5625                 if ( isSimple.test( qualifier ) ) {
5626                         return jQuery.filter(qualifier, filtered, !keep);
5627                 } else {
5628                         qualifier = jQuery.filter( qualifier, filtered );
5629                 }
5630         }
5631
5632         return jQuery.grep(elements, function( elem, i ) {
5633                 return ( jQuery.inArray( elem, qualifier ) >= 0 ) === keep;
5634         });
5635 }
5636 function createSafeFragment( document ) {
5637         var list = nodeNames.split( "|" ),
5638         safeFrag = document.createDocumentFragment();
5639
5640         if ( safeFrag.createElement ) {
5641                 while ( list.length ) {
5642                         safeFrag.createElement(
5643                                 list.pop()
5644                         );
5645                 }
5646         }
5647         return safeFrag;
5648 }
5649
5650 var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" +
5651                 "header|hgroup|mark|meter|nav|output|progress|section|summary|time|video",
5652         rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
5653         rleadingWhitespace = /^\s+/,
5654         rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
5655         rtagName = /<([\w:]+)/,
5656         rtbody = /<tbody/i,
5657         rhtml = /<|&#?\w+;/,
5658         rnoInnerhtml = /<(?:script|style|link)/i,
5659         rnocache = /<(?:script|object|embed|option|style)/i,
5660         rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
5661         rcheckableType = /^(?:checkbox|radio)$/,
5662         // checked="checked" or checked
5663         rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
5664         rscriptType = /\/(java|ecma)script/i,
5665         rcleanScript = /^\s*<!(?:\[CDATA\[|\-\-)|[\]\-]{2}>\s*$/g,
5666         wrapMap = {
5667                 option: [ 1, "<select multiple='multiple'>", "</select>" ],
5668                 legend: [ 1, "<fieldset>", "</fieldset>" ],
5669                 thead: [ 1, "<table>", "</table>" ],
5670                 tr: [ 2, "<table><tbody>", "</tbody></table>" ],
5671                 td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
5672                 col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
5673                 area: [ 1, "<map>", "</map>" ],
5674                 _default: [ 0, "", "" ]
5675         },
5676         safeFragment = createSafeFragment( document ),
5677         fragmentDiv = safeFragment.appendChild( document.createElement("div") );
5678
5679 wrapMap.optgroup = wrapMap.option;
5680 wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
5681 wrapMap.th = wrapMap.td;
5682
5683 // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
5684 // unless wrapped in a div with non-breaking characters in front of it.
5685 if ( !jQuery.support.htmlSerialize ) {
5686         wrapMap._default = [ 1, "X<div>", "</div>" ];
5687 }
5688
5689 jQuery.fn.extend({
5690         text: function( value ) {
5691                 return jQuery.access( this, function( value ) {
5692                         return value === undefined ?
5693                                 jQuery.text( this ) :
5694                                 this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) );
5695                 }, null, value, arguments.length );
5696         },
5697
5698         wrapAll: function( html ) {
5699                 if ( jQuery.isFunction( html ) ) {
5700                         return this.each(function(i) {
5701                                 jQuery(this).wrapAll( html.call(this, i) );
5702                         });
5703                 }
5704
5705                 if ( this[0] ) {
5706                         // The elements to wrap the target around
5707                         var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);
5708
5709                         if ( this[0].parentNode ) {
5710                                 wrap.insertBefore( this[0] );
5711                         }
5712
5713                         wrap.map(function() {
5714                                 var elem = this;
5715
5716                                 while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
5717                                         elem = elem.firstChild;
5718                                 }
5719
5720                                 return elem;
5721                         }).append( this );
5722                 }
5723
5724                 return this;
5725         },
5726
5727         wrapInner: function( html ) {
5728                 if ( jQuery.isFunction( html ) ) {
5729                         return this.each(function(i) {
5730                                 jQuery(this).wrapInner( html.call(this, i) );
5731                         });
5732                 }
5733
5734                 return this.each(function() {
5735                         var self = jQuery( this ),
5736                                 contents = self.contents();
5737
5738                         if ( contents.length ) {
5739                                 contents.wrapAll( html );
5740
5741                         } else {
5742                                 self.append( html );
5743                         }
5744                 });
5745         },
5746
5747         wrap: function( html ) {
5748                 var isFunction = jQuery.isFunction( html );
5749
5750                 return this.each(function(i) {
5751                         jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
5752                 });
5753         },
5754
5755         unwrap: function() {
5756                 return this.parent().each(function() {
5757                         if ( !jQuery.nodeName( this, "body" ) ) {
5758                                 jQuery( this ).replaceWith( this.childNodes );
5759                         }
5760                 }).end();
5761         },
5762
5763         append: function() {
5764                 return this.domManip(arguments, true, function( elem ) {
5765                         if ( this.nodeType === 1 || this.nodeType === 11 ) {
5766                                 this.appendChild( elem );
5767                         }
5768                 });
5769         },
5770
5771         prepend: function() {
5772                 return this.domManip(arguments, true, function( elem ) {
5773                         if ( this.nodeType === 1 || this.nodeType === 11 ) {
5774                                 this.insertBefore( elem, this.firstChild );
5775                         }
5776                 });
5777         },
5778
5779         before: function() {
5780                 if ( !isDisconnected( this[0] ) ) {
5781                         return this.domManip(arguments, false, function( elem ) {
5782                                 this.parentNode.insertBefore( elem, this );
5783                         });
5784                 }
5785
5786                 if ( arguments.length ) {
5787                         var set = jQuery.clean( arguments );
5788                         return this.pushStack( jQuery.merge( set, this ), "before", this.selector );
5789                 }
5790         },
5791
5792         after: function() {
5793                 if ( !isDisconnected( this[0] ) ) {
5794                         return this.domManip(arguments, false, function( elem ) {
5795                                 this.parentNode.insertBefore( elem, this.nextSibling );
5796                         });
5797                 }
5798
5799                 if ( arguments.length ) {
5800                         var set = jQuery.clean( arguments );
5801                         return this.pushStack( jQuery.merge( this, set ), "after", this.selector );
5802                 }
5803         },
5804
5805         // keepData is for internal use only--do not document
5806         remove: function( selector, keepData ) {
5807                 var elem,
5808                         i = 0;
5809
5810                 for ( ; (elem = this[i]) != null; i++ ) {
5811                         if ( !selector || jQuery.filter( selector, [ elem ] ).length ) {
5812                                 if ( !keepData && elem.nodeType === 1 ) {
5813                                         jQuery.cleanData( elem.getElementsByTagName("*") );
5814                                         jQuery.cleanData( [ elem ] );
5815                                 }
5816
5817                                 if ( elem.parentNode ) {
5818                                         elem.parentNode.removeChild( elem );
5819                                 }
5820                         }
5821                 }
5822
5823                 return this;
5824         },
5825
5826         empty: function() {
5827                 var elem,
5828                         i = 0;
5829
5830                 for ( ; (elem = this[i]) != null; i++ ) {
5831                         // Remove element nodes and prevent memory leaks
5832                         if ( elem.nodeType === 1 ) {
5833                                 jQuery.cleanData( elem.getElementsByTagName("*") );
5834                         }
5835
5836                         // Remove any remaining nodes
5837                         while ( elem.firstChild ) {
5838                                 elem.removeChild( elem.firstChild );
5839                         }
5840                 }
5841
5842                 return this;
5843         },
5844
5845         clone: function( dataAndEvents, deepDataAndEvents ) {
5846                 dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
5847                 deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
5848
5849                 return this.map( function () {
5850                         return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
5851                 });
5852         },
5853
5854         html: function( value ) {
5855                 return jQuery.access( this, function( value ) {
5856                         var elem = this[0] || {},
5857                                 i = 0,
5858                                 l = this.length;
5859
5860                         if ( value === undefined ) {
5861                                 return elem.nodeType === 1 ?
5862                                         elem.innerHTML.replace( rinlinejQuery, "" ) :
5863                                         undefined;
5864                         }
5865
5866                         // See if we can take a shortcut and just use innerHTML
5867                         if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
5868                                 ( jQuery.support.htmlSerialize || !rnoshimcache.test( value )  ) &&
5869                                 ( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) &&
5870                                 !wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) {
5871
5872                                 value = value.replace( rxhtmlTag, "<$1></$2>" );
5873
5874                                 try {
5875                                         for (; i < l; i++ ) {
5876                                                 // Remove element nodes and prevent memory leaks
5877                                                 elem = this[i] || {};
5878                                                 if ( elem.nodeType === 1 ) {
5879                                                         jQuery.cleanData( elem.getElementsByTagName( "*" ) );
5880                                                         elem.innerHTML = value;
5881                                                 }
5882                                         }
5883
5884                                         elem = 0;
5885
5886                                 // If using innerHTML throws an exception, use the fallback method
5887                                 } catch(e) {}
5888                         }
5889
5890                         if ( elem ) {
5891                                 this.empty().append( value );
5892                         }
5893                 }, null, value, arguments.length );
5894         },
5895
5896         replaceWith: function( value ) {
5897                 if ( !isDisconnected( this[0] ) ) {
5898                         // Make sure that the elements are removed from the DOM before they are inserted
5899                         // this can help fix replacing a parent with child elements
5900                         if ( jQuery.isFunction( value ) ) {
5901                                 return this.each(function(i) {
5902                                         var self = jQuery(this), old = self.html();
5903                                         self.replaceWith( value.call( this, i, old ) );
5904                                 });
5905                         }
5906
5907                         if ( typeof value !== "string" ) {
5908                                 value = jQuery( value ).detach();
5909                         }
5910
5911                         return this.each(function() {
5912                                 var next = this.nextSibling,
5913                                         parent = this.parentNode;
5914
5915                                 jQuery( this ).remove();
5916
5917                                 if ( next ) {
5918                                         jQuery(next).before( value );
5919                                 } else {
5920                                         jQuery(parent).append( value );
5921                                 }
5922                         });
5923                 }
5924
5925                 return this.length ?
5926                         this.pushStack( jQuery(jQuery.isFunction(value) ? value() : value), "replaceWith", value ) :
5927                         this;
5928         },
5929
5930         detach: function( selector ) {
5931                 return this.remove( selector, true );
5932         },
5933
5934         domManip: function( args, table, callback ) {
5935
5936                 // Flatten any nested arrays
5937                 args = [].concat.apply( [], args );
5938
5939                 var results, first, fragment, iNoClone,
5940                         i = 0,
5941                         value = args[0],
5942                         scripts = [],
5943                         l = this.length;
5944
5945                 // We can't cloneNode fragments that contain checked, in WebKit
5946                 if ( !jQuery.support.checkClone && l > 1 && typeof value === "string" && rchecked.test( value ) ) {
5947                         return this.each(function() {
5948                                 jQuery(this).domManip( args, table, callback );
5949                         });
5950                 }
5951
5952                 if ( jQuery.isFunction(value) ) {
5953                         return this.each(function(i) {
5954                                 var self = jQuery(this);
5955                                 args[0] = value.call( this, i, table ? self.html() : undefined );
5956                                 self.domManip( args, table, callback );
5957                         });
5958                 }
5959
5960                 if ( this[0] ) {
5961                         results = jQuery.buildFragment( args, this, scripts );
5962                         fragment = results.fragment;
5963                         first = fragment.firstChild;
5964
5965                         if ( fragment.childNodes.length === 1 ) {
5966                                 fragment = first;
5967                         }
5968
5969                         if ( first ) {
5970                                 table = table && jQuery.nodeName( first, "tr" );
5971
5972                                 // Use the original fragment for the last item instead of the first because it can end up
5973                                 // being emptied incorrectly in certain situations (#8070).
5974                                 // Fragments from the fragment cache must always be cloned and never used in place.
5975                                 for ( iNoClone = results.cacheable || l - 1; i < l; i++ ) {
5976                                         callback.call(
5977                                                 table && jQuery.nodeName( this[i], "table" ) ?
5978                                                         findOrAppend( this[i], "tbody" ) :
5979                                                         this[i],
5980                                                 i === iNoClone ?
5981                                                         fragment :
5982                                                         jQuery.clone( fragment, true, true )
5983                                         );
5984                                 }
5985                         }
5986
5987                         // Fix #11809: Avoid leaking memory
5988                         fragment = first = null;
5989
5990                         if ( scripts.length ) {
5991                                 jQuery.each( scripts, function( i, elem ) {
5992                                         if ( elem.src ) {
5993                                                 if ( jQuery.ajax ) {
5994                                                         jQuery.ajax({
5995                                                                 url: elem.src,
5996                                                                 type: "GET",
5997                                                                 dataType: "script",
5998                                                                 async: false,
5999                                                                 global: false,
6000                                                                 "throws": true
6001                                                         });
6002                                                 } else {
6003                                                         jQuery.error("no ajax");
6004                                                 }
6005                                         } else {
6006                                                 jQuery.globalEval( ( elem.text || elem.textContent || elem.innerHTML || "" ).replace( rcleanScript, "" ) );
6007                                         }
6008
6009                                         if ( elem.parentNode ) {
6010                                                 elem.parentNode.removeChild( elem );
6011                                         }
6012                                 });
6013                         }
6014                 }
6015
6016                 return this;
6017         }
6018 });
6019
6020 function findOrAppend( elem, tag ) {
6021         return elem.getElementsByTagName( tag )[0] || elem.appendChild( elem.ownerDocument.createElement( tag ) );
6022 }
6023
6024 function cloneCopyEvent( src, dest ) {
6025
6026         if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
6027                 return;
6028         }
6029
6030         var type, i, l,
6031                 oldData = jQuery._data( src ),
6032                 curData = jQuery._data( dest, oldData ),
6033                 events = oldData.events;
6034
6035         if ( events ) {
6036                 delete curData.handle;
6037                 curData.events = {};
6038
6039                 for ( type in events ) {
6040                         for ( i = 0, l = events[ type ].length; i < l; i++ ) {
6041                                 jQuery.event.add( dest, type, events[ type ][ i ] );
6042                         }
6043                 }
6044         }
6045
6046         // make the cloned public data object a copy from the original
6047         if ( curData.data ) {
6048                 curData.data = jQuery.extend( {}, curData.data );
6049         }
6050 }
6051
6052 function cloneFixAttributes( src, dest ) {
6053         var nodeName;
6054
6055         // We do not need to do anything for non-Elements
6056         if ( dest.nodeType !== 1 ) {
6057                 return;
6058         }
6059
6060         // clearAttributes removes the attributes, which we don't want,
6061         // but also removes the attachEvent events, which we *do* want
6062         if ( dest.clearAttributes ) {
6063                 dest.clearAttributes();
6064         }
6065
6066         // mergeAttributes, in contrast, only merges back on the
6067         // original attributes, not the events
6068         if ( dest.mergeAttributes ) {
6069                 dest.mergeAttributes( src );
6070         }
6071
6072         nodeName = dest.nodeName.toLowerCase();
6073
6074         if ( nodeName === "object" ) {
6075                 // IE6-10 improperly clones children of object elements using classid.
6076                 // IE10 throws NoModificationAllowedError if parent is null, #12132.
6077                 if ( dest.parentNode ) {
6078                         dest.outerHTML = src.outerHTML;
6079                 }
6080
6081                 // This path appears unavoidable for IE9. When cloning an object
6082                 // element in IE9, the outerHTML strategy above is not sufficient.
6083                 // If the src has innerHTML and the destination does not,
6084                 // copy the src.innerHTML into the dest.innerHTML. #10324
6085                 if ( jQuery.support.html5Clone && (src.innerHTML && !jQuery.trim(dest.innerHTML)) ) {
6086                         dest.innerHTML = src.innerHTML;
6087                 }
6088
6089         } else if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
6090                 // IE6-8 fails to persist the checked state of a cloned checkbox
6091                 // or radio button. Worse, IE6-7 fail to give the cloned element
6092                 // a checked appearance if the defaultChecked value isn't also set
6093
6094                 dest.defaultChecked = dest.checked = src.checked;
6095
6096                 // IE6-7 get confused and end up setting the value of a cloned
6097                 // checkbox/radio button to an empty string instead of "on"
6098                 if ( dest.value !== src.value ) {
6099                         dest.value = src.value;
6100                 }
6101
6102         // IE6-8 fails to return the selected option to the default selected
6103         // state when cloning options
6104         } else if ( nodeName === "option" ) {
6105                 dest.selected = src.defaultSelected;
6106
6107         // IE6-8 fails to set the defaultValue to the correct value when
6108         // cloning other types of input fields
6109         } else if ( nodeName === "input" || nodeName === "textarea" ) {
6110                 dest.defaultValue = src.defaultValue;
6111
6112         // IE blanks contents when cloning scripts
6113         } else if ( nodeName === "script" && dest.text !== src.text ) {
6114                 dest.text = src.text;
6115         }
6116
6117         // Event data gets referenced instead of copied if the expando
6118         // gets copied too
6119         dest.removeAttribute( jQuery.expando );
6120 }
6121
6122 jQuery.buildFragment = function( args, context, scripts ) {
6123         var fragment, cacheable, cachehit,
6124                 first = args[ 0 ];
6125
6126         // Set context from what may come in as undefined or a jQuery collection or a node
6127         // Updated to fix #12266 where accessing context[0] could throw an exception in IE9/10 &
6128         // also doubles as fix for #8950 where plain objects caused createDocumentFragment exception
6129         context = context || document;
6130         context = !context.nodeType && context[0] || context;
6131         context = context.ownerDocument || context;
6132
6133         // Only cache "small" (1/2 KB) HTML strings that are associated with the main document
6134         // Cloning options loses the selected state, so don't cache them
6135         // IE 6 doesn't like it when you put <object> or <embed> elements in a fragment
6136         // Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache
6137         // Lastly, IE6,7,8 will not correctly reuse cached fragments that were created from unknown elems #10501
6138         if ( args.length === 1 && typeof first === "string" && first.length < 512 && context === document &&
6139                 first.charAt(0) === "<" && !rnocache.test( first ) &&
6140                 (jQuery.support.checkClone || !rchecked.test( first )) &&
6141                 (jQuery.support.html5Clone || !rnoshimcache.test( first )) ) {
6142
6143                 // Mark cacheable and look for a hit
6144                 cacheable = true;
6145                 fragment = jQuery.fragments[ first ];
6146                 cachehit = fragment !== undefined;
6147         }
6148
6149         if ( !fragment ) {
6150                 fragment = context.createDocumentFragment();
6151                 jQuery.clean( args, context, fragment, scripts );
6152
6153                 // Update the cache, but only store false
6154                 // unless this is a second parsing of the same content
6155                 if ( cacheable ) {
6156                         jQuery.fragments[ first ] = cachehit && fragment;
6157                 }
6158         }
6159
6160         return { fragment: fragment, cacheable: cacheable };
6161 };
6162
6163 jQuery.fragments = {};
6164
6165 jQuery.each({
6166         appendTo: "append",
6167         prependTo: "prepend",
6168         insertBefore: "before",
6169         insertAfter: "after",
6170         replaceAll: "replaceWith"
6171 }, function( name, original ) {
6172         jQuery.fn[ name ] = function( selector ) {
6173                 var elems,
6174                         i = 0,
6175                         ret = [],
6176                         insert = jQuery( selector ),
6177                         l = insert.length,
6178                         parent = this.length === 1 && this[0].parentNode;
6179
6180                 if ( (parent == null || parent && parent.nodeType === 11 && parent.childNodes.length === 1) && l === 1 ) {
6181                         insert[ original ]( this[0] );
6182                         return this;
6183                 } else {
6184                         for ( ; i < l; i++ ) {
6185                                 elems = ( i > 0 ? this.clone(true) : this ).get();
6186                                 jQuery( insert[i] )[ original ]( elems );
6187                                 ret = ret.concat( elems );
6188                         }
6189
6190                         return this.pushStack( ret, name, insert.selector );
6191                 }
6192         };
6193 });
6194
6195 function getAll( elem ) {
6196         if ( typeof elem.getElementsByTagName !== "undefined" ) {
6197                 return elem.getElementsByTagName( "*" );
6198
6199         } else if ( typeof elem.querySelectorAll !== "undefined" ) {
6200                 return elem.querySelectorAll( "*" );
6201
6202         } else {
6203                 return [];
6204         }
6205 }
6206
6207 // Used in clean, fixes the defaultChecked property
6208 function fixDefaultChecked( elem ) {
6209         if ( rcheckableType.test( elem.type ) ) {
6210                 elem.defaultChecked = elem.checked;
6211         }
6212 }
6213
6214 jQuery.extend({
6215         clone: function( elem, dataAndEvents, deepDataAndEvents ) {
6216                 var srcElements,
6217                         destElements,
6218                         i,
6219                         clone;
6220
6221                 if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) {
6222                         clone = elem.cloneNode( true );
6223
6224                 // IE<=8 does not properly clone detached, unknown element nodes
6225                 } else {
6226                         fragmentDiv.innerHTML = elem.outerHTML;
6227                         fragmentDiv.removeChild( clone = fragmentDiv.firstChild );
6228                 }
6229
6230                 if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) &&
6231                                 (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {
6232                         // IE copies events bound via attachEvent when using cloneNode.
6233                         // Calling detachEvent on the clone will also remove the events
6234                         // from the original. In order to get around this, we use some
6235                         // proprietary methods to clear the events. Thanks to MooTools
6236                         // guys for this hotness.
6237
6238                         cloneFixAttributes( elem, clone );
6239
6240                         // Using Sizzle here is crazy slow, so we use getElementsByTagName instead
6241                         srcElements = getAll( elem );
6242                         destElements = getAll( clone );
6243
6244                         // Weird iteration because IE will replace the length property
6245                         // with an element if you are cloning the body and one of the
6246                         // elements on the page has a name or id of "length"
6247                         for ( i = 0; srcElements[i]; ++i ) {
6248                                 // Ensure that the destination node is not null; Fixes #9587
6249                                 if ( destElements[i] ) {
6250                                         cloneFixAttributes( srcElements[i], destElements[i] );
6251                                 }
6252                         }
6253                 }
6254
6255                 // Copy the events from the original to the clone
6256                 if ( dataAndEvents ) {
6257                         cloneCopyEvent( elem, clone );
6258
6259                         if ( deepDataAndEvents ) {
6260                                 srcElements = getAll( elem );
6261                                 destElements = getAll( clone );
6262
6263                                 for ( i = 0; srcElements[i]; ++i ) {
6264                                         cloneCopyEvent( srcElements[i], destElements[i] );
6265                                 }
6266                         }
6267                 }
6268
6269                 srcElements = destElements = null;
6270
6271                 // Return the cloned set
6272                 return clone;
6273         },
6274
6275         clean: function( elems, context, fragment, scripts ) {
6276                 var i, j, elem, tag, wrap, depth, div, hasBody, tbody, len, handleScript, jsTags,
6277                         safe = context === document && safeFragment,
6278                         ret = [];
6279
6280                 // Ensure that context is a document
6281                 if ( !context || typeof context.createDocumentFragment === "undefined" ) {
6282                         context = document;
6283                 }
6284
6285                 // Use the already-created safe fragment if context permits
6286                 for ( i = 0; (elem = elems[i]) != null; i++ ) {
6287                         if ( typeof elem === "number" ) {
6288                                 elem += "";
6289                         }
6290
6291                         if ( !elem ) {
6292                                 continue;
6293                         }
6294
6295                         // Convert html string into DOM nodes
6296                         if ( typeof elem === "string" ) {
6297                                 if ( !rhtml.test( elem ) ) {
6298                                         elem = context.createTextNode( elem );
6299                                 } else {
6300                                         // Ensure a safe container in which to render the html
6301                                         safe = safe || createSafeFragment( context );
6302                                         div = context.createElement("div");
6303                                         safe.appendChild( div );
6304
6305                                         // Fix "XHTML"-style tags in all browsers
6306                                         elem = elem.replace(rxhtmlTag, "<$1></$2>");
6307
6308                                         // Go to html and back, then peel off extra wrappers
6309                                         tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase();
6310                                         wrap = wrapMap[ tag ] || wrapMap._default;
6311                                         depth = wrap[0];
6312                                         div.innerHTML = wrap[1] + elem + wrap[2];
6313
6314                                         // Move to the right depth
6315                                         while ( depth-- ) {
6316                                                 div = div.lastChild;
6317                                         }
6318
6319                                         // Remove IE's autoinserted <tbody> from table fragments
6320                                         if ( !jQuery.support.tbody ) {
6321
6322                                                 // String was a <table>, *may* have spurious <tbody>
6323                                                 hasBody = rtbody.test(elem);
6324                                                         tbody = tag === "table" && !hasBody ?
6325                                                                 div.firstChild && div.firstChild.childNodes :
6326
6327                                                                 // String was a bare <thead> or <tfoot>
6328                                                                 wrap[1] === "<table>" && !hasBody ?
6329                                                                         div.childNodes :
6330                                                                         [];
6331
6332                                                 for ( j = tbody.length - 1; j >= 0 ; --j ) {
6333                                                         if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length ) {
6334                                                                 tbody[ j ].parentNode.removeChild( tbody[ j ] );
6335                                                         }
6336                                                 }
6337                                         }
6338
6339                                         // IE completely kills leading whitespace when innerHTML is used
6340                                         if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
6341                                                 div.insertBefore( context.createTextNode( rleadingWhitespace.exec(elem)[0] ), div.firstChild );
6342                                         }
6343
6344                                         elem = div.childNodes;
6345
6346                                         // Take out of fragment container (we need a fresh div each time)
6347                                         div.parentNode.removeChild( div );
6348                                 }
6349                         }
6350
6351                         if ( elem.nodeType ) {
6352                                 ret.push( elem );
6353                         } else {
6354                                 jQuery.merge( ret, elem );
6355                         }
6356                 }
6357
6358                 // Fix #11356: Clear elements from safeFragment
6359                 if ( div ) {
6360                         elem = div = safe = null;
6361                 }
6362
6363                 // Reset defaultChecked for any radios and checkboxes
6364                 // about to be appended to the DOM in IE 6/7 (#8060)
6365                 if ( !jQuery.support.appendChecked ) {
6366                         for ( i = 0; (elem = ret[i]) != null; i++ ) {
6367                                 if ( jQuery.nodeName( elem, "input" ) ) {
6368                                         fixDefaultChecked( elem );
6369                                 } else if ( typeof elem.getElementsByTagName !== "undefined" ) {
6370                                         jQuery.grep( elem.getElementsByTagName("input"), fixDefaultChecked );
6371                                 }
6372                         }
6373                 }
6374
6375                 // Append elements to a provided document fragment
6376                 if ( fragment ) {
6377                         // Special handling of each script element
6378                         handleScript = function( elem ) {
6379                                 // Check if we consider it executable
6380                                 if ( !elem.type || rscriptType.test( elem.type ) ) {
6381                                         // Detach the script and store it in the scripts array (if provided) or the fragment
6382                                         // Return truthy to indicate that it has been handled
6383                                         return scripts ?
6384                                                 scripts.push( elem.parentNode ? elem.parentNode.removeChild( elem ) : elem ) :
6385                                                 fragment.appendChild( elem );
6386                                 }
6387                         };
6388
6389                         for ( i = 0; (elem = ret[i]) != null; i++ ) {
6390                                 // Check if we're done after handling an executable script
6391                                 if ( !( jQuery.nodeName( elem, "script" ) && handleScript( elem ) ) ) {
6392                                         // Append to fragment and handle embedded scripts
6393                                         fragment.appendChild( elem );
6394                                         if ( typeof elem.getElementsByTagName !== "undefined" ) {
6395                                                 // handleScript alters the DOM, so use jQuery.merge to ensure snapshot iteration
6396                                                 jsTags = jQuery.grep( jQuery.merge( [], elem.getElementsByTagName("script") ), handleScript );
6397
6398                                                 // Splice the scripts into ret after their former ancestor and advance our index beyond them
6399                                                 ret.splice.apply( ret, [i + 1, 0].concat( jsTags ) );
6400                                                 i += jsTags.length;
6401                                         }
6402                                 }
6403                         }
6404                 }
6405
6406                 return ret;
6407         },
6408
6409         cleanData: function( elems, /* internal */ acceptData ) {
6410                 var data, id, elem, type,
6411                         i = 0,
6412                         internalKey = jQuery.expando,
6413                         cache = jQuery.cache,
6414                         deleteExpando = jQuery.support.deleteExpando,
6415                         special = jQuery.event.special;
6416
6417                 for ( ; (elem = elems[i]) != null; i++ ) {
6418
6419                         if ( acceptData || jQuery.acceptData( elem ) ) {
6420
6421                                 id = elem[ internalKey ];
6422                                 data = id && cache[ id ];
6423
6424                                 if ( data ) {
6425                                         if ( data.events ) {
6426                                                 for ( type in data.events ) {
6427                                                         if ( special[ type ] ) {
6428                                                                 jQuery.event.remove( elem, type );
6429
6430                                                         // This is a shortcut to avoid jQuery.event.remove's overhead
6431                                                         } else {
6432                                                                 jQuery.removeEvent( elem, type, data.handle );
6433                                                         }
6434                                                 }
6435                                         }
6436
6437                                         // Remove cache only if it was not already removed by jQuery.event.remove
6438                                         if ( cache[ id ] ) {
6439
6440                                                 delete cache[ id ];
6441
6442                                                 // IE does not allow us to delete expando properties from nodes,
6443                                                 // nor does it have a removeAttribute function on Document nodes;
6444                                                 // we must handle all of these cases
6445                                                 if ( deleteExpando ) {
6446                                                         delete elem[ internalKey ];
6447
6448                                                 } else if ( elem.removeAttribute ) {
6449                                                         elem.removeAttribute( internalKey );
6450
6451                                                 } else {
6452                                                         elem[ internalKey ] = null;
6453                                                 }
6454
6455                                                 jQuery.deletedIds.push( id );
6456                                         }
6457                                 }
6458                         }
6459                 }
6460         }
6461 });
6462 // Limit scope pollution from any deprecated API
6463 (function() {
6464
6465 var matched, browser;
6466
6467 // Use of jQuery.browser is frowned upon.
6468 // More details: http://api.jquery.com/jQuery.browser
6469 // jQuery.uaMatch maintained for back-compat
6470 jQuery.uaMatch = function( ua ) {
6471         ua = ua.toLowerCase();
6472
6473         var match = /(chrome)[ \/]([\w.]+)/.exec( ua ) ||
6474                 /(webkit)[ \/]([\w.]+)/.exec( ua ) ||
6475                 /(opera)(?:.*version|)[ \/]([\w.]+)/.exec( ua ) ||
6476                 /(msie) ([\w.]+)/.exec( ua ) ||
6477                 ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec( ua ) ||
6478                 [];
6479
6480         return {
6481                 browser: match[ 1 ] || "",
6482                 version: match[ 2 ] || "0"
6483         };
6484 };
6485
6486 matched = jQuery.uaMatch( navigator.userAgent );
6487 browser = {};
6488
6489 if ( matched.browser ) {
6490         browser[ matched.browser ] = true;
6491         browser.version = matched.version;
6492 }
6493
6494 // Chrome is Webkit, but Webkit is also Safari.
6495 if ( browser.chrome ) {
6496         browser.webkit = true;
6497 } else if ( browser.webkit ) {
6498         browser.safari = true;
6499 }
6500
6501 jQuery.browser = browser;
6502
6503 jQuery.sub = function() {
6504         function jQuerySub( selector, context ) {
6505                 return new jQuerySub.fn.init( selector, context );
6506         }
6507         jQuery.extend( true, jQuerySub, this );
6508         jQuerySub.superclass = this;
6509         jQuerySub.fn = jQuerySub.prototype = this();
6510         jQuerySub.fn.constructor = jQuerySub;
6511         jQuerySub.sub = this.sub;
6512         jQuerySub.fn.init = function init( selector, context ) {
6513                 if ( context && context instanceof jQuery && !(context instanceof jQuerySub) ) {
6514                         context = jQuerySub( context );
6515                 }
6516
6517                 return jQuery.fn.init.call( this, selector, context, rootjQuerySub );
6518         };
6519         jQuerySub.fn.init.prototype = jQuerySub.fn;
6520         var rootjQuerySub = jQuerySub(document);
6521         return jQuerySub;
6522 };
6523
6524 })();
6525 var curCSS, iframe, iframeDoc,
6526         ralpha = /alpha\([^)]*\)/i,
6527         ropacity = /opacity=([^)]*)/,
6528         rposition = /^(top|right|bottom|left)$/,
6529         // swappable if display is none or starts with table except "table", "table-cell", or "table-caption"
6530         // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
6531         rdisplayswap = /^(none|table(?!-c[ea]).+)/,
6532         rmargin = /^margin/,
6533         rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ),
6534         rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ),
6535         rrelNum = new RegExp( "^([-+])=(" + core_pnum + ")", "i" ),
6536         elemdisplay = {},
6537
6538         cssShow = { position: "absolute", visibility: "hidden", display: "block" },
6539         cssNormalTransform = {
6540                 letterSpacing: 0,
6541                 fontWeight: 400
6542         },
6543
6544         cssExpand = [ "Top", "Right", "Bottom", "Left" ],
6545         cssPrefixes = [ "Webkit", "O", "Moz", "ms" ],
6546
6547         eventsToggle = jQuery.fn.toggle;
6548
6549 // return a css property mapped to a potentially vendor prefixed property
6550 function vendorPropName( style, name ) {
6551
6552         // shortcut for names that are not vendor prefixed
6553         if ( name in style ) {
6554                 return name;
6555         }
6556
6557         // check for vendor prefixed names
6558         var capName = name.charAt(0).toUpperCase() + name.slice(1),
6559                 origName = name,
6560                 i = cssPrefixes.length;
6561
6562         while ( i-- ) {
6563                 name = cssPrefixes[ i ] + capName;
6564                 if ( name in style ) {
6565                         return name;
6566                 }
6567         }
6568
6569         return origName;
6570 }
6571
6572 function isHidden( elem, el ) {
6573         elem = el || elem;
6574         return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem );
6575 }
6576
6577 function showHide( elements, show ) {
6578         var elem, display,
6579                 values = [],
6580                 index = 0,
6581                 length = elements.length;
6582
6583         for ( ; index < length; index++ ) {
6584                 elem = elements[ index ];
6585                 if ( !elem.style ) {
6586                         continue;
6587                 }
6588                 values[ index ] = jQuery._data( elem, "olddisplay" );
6589                 if ( show ) {
6590                         // Reset the inline display of this element to learn if it is
6591                         // being hidden by cascaded rules or not
6592                         if ( !values[ index ] && elem.style.display === "none" ) {
6593                                 elem.style.display = "";
6594                         }
6595
6596                         // Set elements which have been overridden with display: none
6597                         // in a stylesheet to whatever the default browser style is
6598                         // for such an element
6599                         if ( elem.style.display === "" && isHidden( elem ) ) {
6600                                 values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) );
6601                         }
6602                 } else {
6603                         display = curCSS( elem, "display" );
6604
6605                         if ( !values[ index ] && display !== "none" ) {
6606                                 jQuery._data( elem, "olddisplay", display );
6607                         }
6608                 }
6609         }
6610
6611         // Set the display of most of the elements in a second loop
6612         // to avoid the constant reflow
6613         for ( index = 0; index < length; index++ ) {
6614                 elem = elements[ index ];
6615                 if ( !elem.style ) {
6616                         continue;
6617                 }
6618                 if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
6619                         elem.style.display = show ? values[ index ] || "" : "none";
6620                 }
6621         }
6622
6623         return elements;
6624 }
6625
6626 jQuery.fn.extend({
6627         css: function( name, value ) {
6628                 return jQuery.access( this, function( elem, name, value ) {
6629                         return value !== undefined ?
6630                                 jQuery.style( elem, name, value ) :
6631                                 jQuery.css( elem, name );
6632                 }, name, value, arguments.length > 1 );
6633         },
6634         show: function() {
6635                 return showHide( this, true );
6636         },
6637         hide: function() {
6638                 return showHide( this );
6639         },
6640         toggle: function( state, fn2 ) {
6641                 var bool = typeof state === "boolean";
6642
6643                 if ( jQuery.isFunction( state ) && jQuery.isFunction( fn2 ) ) {
6644                         return eventsToggle.apply( this, arguments );
6645                 }
6646
6647                 return this.each(function() {
6648                         if ( bool ? state : isHidden( this ) ) {
6649                                 jQuery( this ).show();
6650                         } else {
6651                                 jQuery( this ).hide();
6652                         }
6653                 });
6654         }
6655 });
6656
6657 jQuery.extend({
6658         // Add in style property hooks for overriding the default
6659         // behavior of getting and setting a style property
6660         cssHooks: {
6661                 opacity: {
6662                         get: function( elem, computed ) {
6663                                 if ( computed ) {
6664                                         // We should always get a number back from opacity
6665                                         var ret = curCSS( elem, "opacity" );
6666                                         return ret === "" ? "1" : ret;
6667
6668                                 }
6669                         }
6670                 }
6671         },
6672
6673         // Exclude the following css properties to add px
6674         cssNumber: {
6675                 "fillOpacity": true,
6676                 "fontWeight": true,
6677                 "lineHeight": true,
6678                 "opacity": true,
6679                 "orphans": true,
6680                 "widows": true,
6681                 "zIndex": true,
6682                 "zoom": true
6683         },
6684
6685         // Add in properties whose names you wish to fix before
6686         // setting or getting the value
6687         cssProps: {
6688                 // normalize float css property
6689                 "float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat"
6690         },
6691
6692         // Get and set the style property on a DOM Node
6693         style: function( elem, name, value, extra ) {
6694                 // Don't set styles on text and comment nodes
6695                 if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
6696                         return;
6697                 }
6698
6699                 // Make sure that we're working with the right name
6700                 var ret, type, hooks,
6701                         origName = jQuery.camelCase( name ),
6702                         style = elem.style;
6703
6704                 name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) );
6705
6706                 // gets hook for the prefixed version
6707                 // followed by the unprefixed version
6708                 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6709
6710                 // Check if we're setting a value
6711                 if ( value !== undefined ) {
6712                         type = typeof value;
6713
6714                         // convert relative number strings (+= or -=) to relative numbers. #7345
6715                         if ( type === "string" && (ret = rrelNum.exec( value )) ) {
6716                                 value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) );
6717                                 // Fixes bug #9237
6718                                 type = "number";
6719                         }
6720
6721                         // Make sure that NaN and null values aren't set. See: #7116
6722                         if ( value == null || type === "number" && isNaN( value ) ) {
6723                                 return;
6724                         }
6725
6726                         // If a number was passed in, add 'px' to the (except for certain CSS properties)
6727                         if ( type === "number" && !jQuery.cssNumber[ origName ] ) {
6728                                 value += "px";
6729                         }
6730
6731                         // If a hook was provided, use that value, otherwise just set the specified value
6732                         if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) {
6733                                 // Wrapped to prevent IE from throwing errors when 'invalid' values are provided
6734                                 // Fixes bug #5509
6735                                 try {
6736                                         style[ name ] = value;
6737                                 } catch(e) {}
6738                         }
6739
6740                 } else {
6741                         // If a hook was provided get the non-computed value from there
6742                         if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {
6743                                 return ret;
6744                         }
6745
6746                         // Otherwise just get the value from the style object
6747                         return style[ name ];
6748                 }
6749         },
6750
6751         css: function( elem, name, numeric, extra ) {
6752                 var val, num, hooks,
6753                         origName = jQuery.camelCase( name );
6754
6755                 // Make sure that we're working with the right name
6756                 name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) );
6757
6758                 // gets hook for the prefixed version
6759                 // followed by the unprefixed version
6760                 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6761
6762                 // If a hook was provided get the computed value from there
6763                 if ( hooks && "get" in hooks ) {
6764                         val = hooks.get( elem, true, extra );
6765                 }
6766
6767                 // Otherwise, if a way to get the computed value exists, use that
6768                 if ( val === undefined ) {
6769                         val = curCSS( elem, name );
6770                 }
6771
6772                 //convert "normal" to computed value
6773                 if ( val === "normal" && name in cssNormalTransform ) {
6774                         val = cssNormalTransform[ name ];
6775                 }
6776
6777                 // Return, converting to number if forced or a qualifier was provided and val looks numeric
6778                 if ( numeric || extra !== undefined ) {
6779                         num = parseFloat( val );
6780                         return numeric || jQuery.isNumeric( num ) ? num || 0 : val;
6781                 }
6782                 return val;
6783         },
6784
6785         // A method for quickly swapping in/out CSS properties to get correct calculations
6786         swap: function( elem, options, callback ) {
6787                 var ret, name,
6788                         old = {};
6789
6790                 // Remember the old values, and insert the new ones
6791                 for ( name in options ) {
6792                         old[ name ] = elem.style[ name ];
6793                         elem.style[ name ] = options[ name ];
6794                 }
6795
6796                 ret = callback.call( elem );
6797
6798                 // Revert the old values
6799                 for ( name in options ) {
6800                         elem.style[ name ] = old[ name ];
6801                 }
6802
6803                 return ret;
6804         }
6805 });
6806
6807 // NOTE: To any future maintainer, we've window.getComputedStyle
6808 // because jsdom on node.js will break without it.
6809 if ( window.getComputedStyle ) {
6810         curCSS = function( elem, name ) {
6811                 var ret, width, minWidth, maxWidth,
6812                         computed = window.getComputedStyle( elem, null ),
6813                         style = elem.style;
6814
6815                 if ( computed ) {
6816
6817                         ret = computed[ name ];
6818                         if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
6819                                 ret = jQuery.style( elem, name );
6820                         }
6821
6822                         // A tribute to the "awesome hack by Dean Edwards"
6823                         // Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right
6824                         // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
6825                         // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
6826                         if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {
6827                                 width = style.width;
6828                                 minWidth = style.minWidth;
6829                                 maxWidth = style.maxWidth;
6830
6831                                 style.minWidth = style.maxWidth = style.width = ret;
6832                                 ret = computed.width;
6833
6834                                 style.width = width;
6835                                 style.minWidth = minWidth;
6836                                 style.maxWidth = maxWidth;
6837                         }
6838                 }
6839
6840                 return ret;
6841         };
6842 } else if ( document.documentElement.currentStyle ) {
6843         curCSS = function( elem, name ) {
6844                 var left, rsLeft,
6845                         ret = elem.currentStyle && elem.currentStyle[ name ],
6846                         style = elem.style;
6847
6848                 // Avoid setting ret to empty string here
6849                 // so we don't default to auto
6850                 if ( ret == null && style && style[ name ] ) {
6851                         ret = style[ name ];
6852                 }
6853
6854                 // From the awesome hack by Dean Edwards
6855                 // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
6856
6857                 // If we're not dealing with a regular pixel number
6858                 // but a number that has a weird ending, we need to convert it to pixels
6859                 // but not position css attributes, as those are proportional to the parent element instead
6860                 // and we can't measure the parent instead because it might trigger a "stacking dolls" problem
6861                 if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {
6862
6863                         // Remember the original values
6864                         left = style.left;
6865                         rsLeft = elem.runtimeStyle && elem.runtimeStyle.left;
6866
6867                         // Put in the new values to get a computed value out
6868                         if ( rsLeft ) {
6869                                 elem.runtimeStyle.left = elem.currentStyle.left;
6870                         }
6871                         style.left = name === "fontSize" ? "1em" : ret;
6872                         ret = style.pixelLeft + "px";
6873
6874                         // Revert the changed values
6875                         style.left = left;
6876                         if ( rsLeft ) {
6877                                 elem.runtimeStyle.left = rsLeft;
6878                         }
6879                 }
6880
6881                 return ret === "" ? "auto" : ret;
6882         };
6883 }
6884
6885 function setPositiveNumber( elem, value, subtract ) {
6886         var matches = rnumsplit.exec( value );
6887         return matches ?
6888                         Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) :
6889                         value;
6890 }
6891
6892 function augmentWidthOrHeight( elem, name, extra, isBorderBox ) {
6893         var i = extra === ( isBorderBox ? "border" : "content" ) ?
6894                 // If we already have the right measurement, avoid augmentation
6895                 4 :
6896                 // Otherwise initialize for horizontal or vertical properties
6897                 name === "width" ? 1 : 0,
6898
6899                 val = 0;
6900
6901         for ( ; i < 4; i += 2 ) {
6902                 // both box models exclude margin, so add it if we want it
6903                 if ( extra === "margin" ) {
6904                         // we use jQuery.css instead of curCSS here
6905                         // because of the reliableMarginRight CSS hook!
6906                         val += jQuery.css( elem, extra + cssExpand[ i ], true );
6907                 }
6908
6909                 // From this point on we use curCSS for maximum performance (relevant in animations)
6910                 if ( isBorderBox ) {
6911                         // border-box includes padding, so remove it if we want content
6912                         if ( extra === "content" ) {
6913                                 val -= parseFloat( curCSS( elem, "padding" + cssExpand[ i ] ) ) || 0;
6914                         }
6915
6916                         // at this point, extra isn't border nor margin, so remove border
6917                         if ( extra !== "margin" ) {
6918                                 val -= parseFloat( curCSS( elem, "border" + cssExpand[ i ] + "Width" ) ) || 0;
6919                         }
6920                 } else {
6921                         // at this point, extra isn't content, so add padding
6922                         val += parseFloat( curCSS( elem, "padding" + cssExpand[ i ] ) ) || 0;
6923
6924                         // at this point, extra isn't content nor padding, so add border
6925                         if ( extra !== "padding" ) {
6926                                 val += parseFloat( curCSS( elem, "border" + cssExpand[ i ] + "Width" ) ) || 0;
6927                         }
6928                 }
6929         }
6930
6931         return val;
6932 }
6933
6934 function getWidthOrHeight( elem, name, extra ) {
6935
6936         // Start with offset property, which is equivalent to the border-box value
6937         var val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
6938                 valueIsBorderBox = true,
6939                 isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing" ) === "border-box";
6940
6941         // some non-html elements return undefined for offsetWidth, so check for null/undefined
6942         // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
6943         // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
6944         if ( val <= 0 || val == null ) {
6945                 // Fall back to computed then uncomputed css if necessary
6946                 val = curCSS( elem, name );
6947                 if ( val < 0 || val == null ) {
6948                         val = elem.style[ name ];
6949                 }
6950
6951                 // Computed unit is not pixels. Stop here and return.
6952                 if ( rnumnonpx.test(val) ) {
6953                         return val;
6954                 }
6955
6956                 // we need the check for style in case a browser which returns unreliable values
6957                 // for getComputedStyle silently falls back to the reliable elem.style
6958                 valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] );
6959
6960                 // Normalize "", auto, and prepare for extra
6961                 val = parseFloat( val ) || 0;
6962         }
6963
6964         // use the active box-sizing model to add/subtract irrelevant styles
6965         return ( val +
6966                 augmentWidthOrHeight(
6967                         elem,
6968                         name,
6969                         extra || ( isBorderBox ? "border" : "content" ),
6970                         valueIsBorderBox
6971                 )
6972         ) + "px";
6973 }
6974
6975
6976 // Try to determine the default display value of an element
6977 function css_defaultDisplay( nodeName ) {
6978         if ( elemdisplay[ nodeName ] ) {
6979                 return elemdisplay[ nodeName ];
6980         }
6981
6982         var elem = jQuery( "<" + nodeName + ">" ).appendTo( document.body ),
6983                 display = elem.css("display");
6984         elem.remove();
6985
6986         // If the simple way fails,
6987         // get element's real default display by attaching it to a temp iframe
6988         if ( display === "none" || display === "" ) {
6989                 // Use the already-created iframe if possible
6990                 iframe = document.body.appendChild(
6991                         iframe || jQuery.extend( document.createElement("iframe"), {
6992                                 frameBorder: 0,
6993                                 width: 0,
6994                                 height: 0
6995                         })
6996                 );
6997
6998                 // Create a cacheable copy of the iframe document on first call.
6999                 // IE and Opera will allow us to reuse the iframeDoc without re-writing the fake HTML
7000                 // document to it; WebKit & Firefox won't allow reusing the iframe document.
7001                 if ( !iframeDoc || !iframe.createElement ) {
7002                         iframeDoc = ( iframe.contentWindow || iframe.contentDocument ).document;
7003                         iframeDoc.write("<!doctype html><html><body>");
7004                         iframeDoc.close();
7005                 }
7006
7007                 elem = iframeDoc.body.appendChild( iframeDoc.createElement(nodeName) );
7008
7009                 display = curCSS( elem, "display" );
7010                 document.body.removeChild( iframe );
7011         }
7012
7013         // Store the correct default display
7014         elemdisplay[ nodeName ] = display;
7015
7016         return display;
7017 }
7018
7019 jQuery.each([ "height", "width" ], function( i, name ) {
7020         jQuery.cssHooks[ name ] = {
7021                 get: function( elem, computed, extra ) {
7022                         if ( computed ) {
7023                                 // certain elements can have dimension info if we invisibly show them
7024                                 // however, it must have a current display style that would benefit from this
7025                                 if ( elem.offsetWidth === 0 && rdisplayswap.test( curCSS( elem, "display" ) ) ) {
7026                                         return jQuery.swap( elem, cssShow, function() {
7027                                                 return getWidthOrHeight( elem, name, extra );
7028                                         });
7029                                 } else {
7030                                         return getWidthOrHeight( elem, name, extra );
7031                                 }
7032                         }
7033                 },
7034
7035                 set: function( elem, value, extra ) {
7036                         return setPositiveNumber( elem, value, extra ?
7037                                 augmentWidthOrHeight(
7038                                         elem,
7039                                         name,
7040                                         extra,
7041                                         jQuery.support.boxSizing && jQuery.css( elem, "boxSizing" ) === "border-box"
7042                                 ) : 0
7043                         );
7044                 }
7045         };
7046 });
7047
7048 if ( !jQuery.support.opacity ) {
7049         jQuery.cssHooks.opacity = {
7050                 get: function( elem, computed ) {
7051                         // IE uses filters for opacity
7052                         return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ?
7053                                 ( 0.01 * parseFloat( RegExp.$1 ) ) + "" :
7054                                 computed ? "1" : "";
7055                 },
7056
7057                 set: function( elem, value ) {
7058                         var style = elem.style,
7059                                 currentStyle = elem.currentStyle,
7060                                 opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "",
7061                                 filter = currentStyle && currentStyle.filter || style.filter || "";
7062
7063                         // IE has trouble with opacity if it does not have layout
7064                         // Force it by setting the zoom level
7065                         style.zoom = 1;
7066
7067                         // if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652
7068                         if ( value >= 1 && jQuery.trim( filter.replace( ralpha, "" ) ) === "" &&
7069                                 style.removeAttribute ) {
7070
7071                                 // Setting style.filter to null, "" & " " still leave "filter:" in the cssText
7072                                 // if "filter:" is present at all, clearType is disabled, we want to avoid this
7073                                 // style.removeAttribute is IE Only, but so apparently is this code path...
7074                                 style.removeAttribute( "filter" );
7075
7076                                 // if there there is no filter style applied in a css rule, we are done
7077                                 if ( currentStyle && !currentStyle.filter ) {
7078                                         return;
7079                                 }
7080                         }
7081
7082                         // otherwise, set new filter values
7083                         style.filter = ralpha.test( filter ) ?
7084                                 filter.replace( ralpha, opacity ) :
7085                                 filter + " " + opacity;
7086                 }
7087         };
7088 }
7089
7090 // These hooks cannot be added until DOM ready because the support test
7091 // for it is not run until after DOM ready
7092 jQuery(function() {
7093         if ( !jQuery.support.reliableMarginRight ) {
7094                 jQuery.cssHooks.marginRight = {
7095                         get: function( elem, computed ) {
7096                                 // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
7097                                 // Work around by temporarily setting element display to inline-block
7098                                 return jQuery.swap( elem, { "display": "inline-block" }, function() {
7099                                         if ( computed ) {
7100                                                 return curCSS( elem, "marginRight" );
7101                                         }
7102                                 });
7103                         }
7104                 };
7105         }
7106
7107         // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
7108         // getComputedStyle returns percent when specified for top/left/bottom/right
7109         // rather than make the css module depend on the offset module, we just check for it here
7110         if ( !jQuery.support.pixelPosition && jQuery.fn.position ) {
7111                 jQuery.each( [ "top", "left" ], function( i, prop ) {
7112                         jQuery.cssHooks[ prop ] = {
7113                                 get: function( elem, computed ) {
7114                                         if ( computed ) {
7115                                                 var ret = curCSS( elem, prop );
7116                                                 // if curCSS returns percentage, fallback to offset
7117                                                 return rnumnonpx.test( ret ) ? jQuery( elem ).position()[ prop ] + "px" : ret;
7118                                         }
7119                                 }
7120                         };
7121                 });
7122         }
7123
7124 });
7125
7126 if ( jQuery.expr && jQuery.expr.filters ) {
7127         jQuery.expr.filters.hidden = function( elem ) {
7128                 return ( elem.offsetWidth === 0 && elem.offsetHeight === 0 ) || (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || curCSS( elem, "display" )) === "none");
7129         };
7130
7131         jQuery.expr.filters.visible = function( elem ) {
7132                 return !jQuery.expr.filters.hidden( elem );
7133         };
7134 }
7135
7136 // These hooks are used by animate to expand properties
7137 jQuery.each({
7138         margin: "",
7139         padding: "",
7140         border: "Width"
7141 }, function( prefix, suffix ) {
7142         jQuery.cssHooks[ prefix + suffix ] = {
7143                 expand: function( value ) {
7144                         var i,
7145
7146                                 // assumes a single number if not a string
7147                                 parts = typeof value === "string" ? value.split(" ") : [ value ],
7148                                 expanded = {};
7149
7150                         for ( i = 0; i < 4; i++ ) {
7151                                 expanded[ prefix + cssExpand[ i ] + suffix ] =
7152                                         parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
7153                         }
7154
7155                         return expanded;
7156                 }
7157         };
7158
7159         if ( !rmargin.test( prefix ) ) {
7160                 jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
7161         }
7162 });
7163 var r20 = /%20/g,
7164         rbracket = /\[\]$/,
7165         rCRLF = /\r?\n/g,
7166         rinput = /^(?:color|date|datetime|datetime-local|email|hidden|month|number|password|range|search|tel|text|time|url|week)$/i,
7167         rselectTextarea = /^(?:select|textarea)/i;
7168
7169 jQuery.fn.extend({
7170         serialize: function() {
7171                 return jQuery.param( this.serializeArray() );
7172         },
7173         serializeArray: function() {
7174                 return this.map(function(){
7175                         return this.elements ? jQuery.makeArray( this.elements ) : this;
7176                 })
7177                 .filter(function(){
7178                         return this.name && !this.disabled &&
7179                                 ( this.checked || rselectTextarea.test( this.nodeName ) ||
7180                                         rinput.test( this.type ) );
7181                 })
7182                 .map(function( i, elem ){
7183                         var val = jQuery( this ).val();
7184
7185                         return val == null ?
7186                                 null :
7187                                 jQuery.isArray( val ) ?
7188                                         jQuery.map( val, function( val, i ){
7189                                                 return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
7190                                         }) :
7191                                         { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
7192                 }).get();
7193         }
7194 });
7195
7196 //Serialize an array of form elements or a set of
7197 //key/values into a query string
7198 jQuery.param = function( a, traditional ) {
7199         var prefix,
7200                 s = [],
7201                 add = function( key, value ) {
7202                         // If value is a function, invoke it and return its value
7203                         value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
7204                         s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
7205                 };
7206
7207         // Set traditional to true for jQuery <= 1.3.2 behavior.
7208         if ( traditional === undefined ) {
7209                 traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
7210         }
7211
7212         // If an array was passed in, assume that it is an array of form elements.
7213         if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
7214                 // Serialize the form elements
7215                 jQuery.each( a, function() {
7216                         add( this.name, this.value );
7217                 });
7218
7219         } else {
7220                 // If traditional, encode the "old" way (the way 1.3.2 or older
7221                 // did it), otherwise encode params recursively.
7222                 for ( prefix in a ) {
7223                         buildParams( prefix, a[ prefix ], traditional, add );
7224                 }
7225         }
7226
7227         // Return the resulting serialization
7228         return s.join( "&" ).replace( r20, "+" );
7229 };
7230
7231 function buildParams( prefix, obj, traditional, add ) {
7232         var name;
7233
7234         if ( jQuery.isArray( obj ) ) {
7235                 // Serialize array item.
7236                 jQuery.each( obj, function( i, v ) {
7237                         if ( traditional || rbracket.test( prefix ) ) {
7238                                 // Treat each array item as a scalar.
7239                                 add( prefix, v );
7240
7241                         } else {
7242                                 // If array item is non-scalar (array or object), encode its
7243                                 // numeric index to resolve deserialization ambiguity issues.
7244                                 // Note that rack (as of 1.0.0) can't currently deserialize
7245                                 // nested arrays properly, and attempting to do so may cause
7246                                 // a server error. Possible fixes are to modify rack's
7247                                 // deserialization algorithm or to provide an option or flag
7248                                 // to force array serialization to be shallow.
7249                                 buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add );
7250                         }
7251                 });
7252
7253         } else if ( !traditional && jQuery.type( obj ) === "object" ) {
7254                 // Serialize object item.
7255                 for ( name in obj ) {
7256                         buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
7257                 }
7258
7259         } else {
7260                 // Serialize scalar item.
7261                 add( prefix, obj );
7262         }
7263 }
7264 var
7265         // Document location
7266         ajaxLocParts,
7267         ajaxLocation,
7268
7269         rhash = /#.*$/,
7270         rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
7271         // #7653, #8125, #8152: local protocol detection
7272         rlocalProtocol = /^(?:about|app|app\-storage|.+\-extension|file|res|widget):$/,
7273         rnoContent = /^(?:GET|HEAD)$/,
7274         rprotocol = /^\/\//,
7275         rquery = /\?/,
7276         rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
7277         rts = /([?&])_=[^&]*/,
7278         rurl = /^([\w\+\.\-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/,
7279
7280         // Keep a copy of the old load method
7281         _load = jQuery.fn.load,
7282
7283         /* Prefilters
7284          * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
7285          * 2) These are called:
7286          *    - BEFORE asking for a transport
7287          *    - AFTER param serialization (s.data is a string if s.processData is true)
7288          * 3) key is the dataType
7289          * 4) the catchall symbol "*" can be used
7290          * 5) execution will start with transport dataType and THEN continue down to "*" if needed
7291          */
7292         prefilters = {},
7293
7294         /* Transports bindings
7295          * 1) key is the dataType
7296          * 2) the catchall symbol "*" can be used
7297          * 3) selection will start with transport dataType and THEN go to "*" if needed
7298          */
7299         transports = {},
7300
7301         // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
7302         allTypes = ["*/"] + ["*"];
7303
7304 // #8138, IE may throw an exception when accessing
7305 // a field from window.location if document.domain has been set
7306 try {
7307         ajaxLocation = location.href;
7308 } catch( e ) {
7309         // Use the href attribute of an A element
7310         // since IE will modify it given document.location
7311         ajaxLocation = document.createElement( "a" );
7312         ajaxLocation.href = "";
7313         ajaxLocation = ajaxLocation.href;
7314 }
7315
7316 // Segment location into parts
7317 ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];
7318
7319 // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
7320 function addToPrefiltersOrTransports( structure ) {
7321
7322         // dataTypeExpression is optional and defaults to "*"
7323         return function( dataTypeExpression, func ) {
7324
7325                 if ( typeof dataTypeExpression !== "string" ) {
7326                         func = dataTypeExpression;
7327                         dataTypeExpression = "*";
7328                 }
7329
7330                 var dataType, list, placeBefore,
7331                         dataTypes = dataTypeExpression.toLowerCase().split( core_rspace ),
7332                         i = 0,
7333                         length = dataTypes.length;
7334
7335                 if ( jQuery.isFunction( func ) ) {
7336                         // For each dataType in the dataTypeExpression
7337                         for ( ; i < length; i++ ) {
7338                                 dataType = dataTypes[ i ];
7339                                 // We control if we're asked to add before
7340                                 // any existing element
7341                                 placeBefore = /^\+/.test( dataType );
7342                                 if ( placeBefore ) {
7343                                         dataType = dataType.substr( 1 ) || "*";
7344                                 }
7345                                 list = structure[ dataType ] = structure[ dataType ] || [];
7346                                 // then we add to the structure accordingly
7347                                 list[ placeBefore ? "unshift" : "push" ]( func );
7348                         }
7349                 }
7350         };
7351 }
7352
7353 // Base inspection function for prefilters and transports
7354 function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR,
7355                 dataType /* internal */, inspected /* internal */ ) {
7356
7357         dataType = dataType || options.dataTypes[ 0 ];
7358         inspected = inspected || {};
7359
7360         inspected[ dataType ] = true;
7361
7362         var selection,
7363                 list = structure[ dataType ],
7364                 i = 0,
7365                 length = list ? list.length : 0,
7366                 executeOnly = ( structure === prefilters );
7367
7368         for ( ; i < length && ( executeOnly || !selection ); i++ ) {
7369                 selection = list[ i ]( options, originalOptions, jqXHR );
7370                 // If we got redirected to another dataType
7371                 // we try there if executing only and not done already
7372                 if ( typeof selection === "string" ) {
7373                         if ( !executeOnly || inspected[ selection ] ) {
7374                                 selection = undefined;
7375                         } else {
7376                                 options.dataTypes.unshift( selection );
7377                                 selection = inspectPrefiltersOrTransports(
7378                                                 structure, options, originalOptions, jqXHR, selection, inspected );
7379                         }
7380                 }
7381         }
7382         // If we're only executing or nothing was selected
7383         // we try the catchall dataType if not done already
7384         if ( ( executeOnly || !selection ) && !inspected[ "*" ] ) {
7385                 selection = inspectPrefiltersOrTransports(
7386                                 structure, options, originalOptions, jqXHR, "*", inspected );
7387         }
7388         // unnecessary when only executing (prefilters)
7389         // but it'll be ignored by the caller in that case
7390         return selection;
7391 }
7392
7393 // A special extend for ajax options
7394 // that takes "flat" options (not to be deep extended)
7395 // Fixes #9887
7396 function ajaxExtend( target, src ) {
7397         var key, deep,
7398                 flatOptions = jQuery.ajaxSettings.flatOptions || {};
7399         for ( key in src ) {
7400                 if ( src[ key ] !== undefined ) {
7401                         ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];
7402                 }
7403         }
7404         if ( deep ) {
7405                 jQuery.extend( true, target, deep );
7406         }
7407 }
7408
7409 jQuery.fn.load = function( url, params, callback ) {
7410         if ( typeof url !== "string" && _load ) {
7411                 return _load.apply( this, arguments );
7412         }
7413
7414         // Don't do a request if no elements are being requested
7415         if ( !this.length ) {
7416                 return this;
7417         }
7418
7419         var selector, type, response,
7420                 self = this,
7421                 off = url.indexOf(" ");
7422
7423         if ( off >= 0 ) {
7424                 selector = url.slice( off, url.length );
7425                 url = url.slice( 0, off );
7426         }
7427
7428         // If it's a function
7429         if ( jQuery.isFunction( params ) ) {
7430
7431                 // We assume that it's the callback
7432                 callback = params;
7433                 params = undefined;
7434
7435         // Otherwise, build a param string
7436         } else if ( params && typeof params === "object" ) {
7437                 type = "POST";
7438         }
7439
7440         // Request the remote document
7441         jQuery.ajax({
7442                 url: url,
7443
7444                 // if "type" variable is undefined, then "GET" method will be used
7445                 type: type,
7446                 dataType: "html",
7447                 data: params,
7448                 complete: function( jqXHR, status ) {
7449                         if ( callback ) {
7450                                 self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
7451                         }
7452                 }
7453         }).done(function( responseText ) {
7454
7455                 // Save response for use in complete callback
7456                 response = arguments;
7457
7458                 // See if a selector was specified
7459                 self.html( selector ?
7460
7461                         // Create a dummy div to hold the results
7462                         jQuery("<div>")
7463
7464                                 // inject the contents of the document in, removing the scripts
7465                                 // to avoid any 'Permission Denied' errors in IE
7466                                 .append( responseText.replace( rscript, "" ) )
7467
7468                                 // Locate the specified elements
7469                                 .find( selector ) :
7470
7471                         // If not, just inject the full result
7472                         responseText );
7473
7474         });
7475
7476         return this;
7477 };
7478
7479 // Attach a bunch of functions for handling common AJAX events
7480 jQuery.each( "ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split( " " ), function( i, o ){
7481         jQuery.fn[ o ] = function( f ){
7482                 return this.on( o, f );
7483         };
7484 });
7485
7486 jQuery.each( [ "get", "post" ], function( i, method ) {
7487         jQuery[ method ] = function( url, data, callback, type ) {
7488                 // shift arguments if data argument was omitted
7489                 if ( jQuery.isFunction( data ) ) {
7490                         type = type || callback;
7491                         callback = data;
7492                         data = undefined;
7493                 }
7494
7495                 return jQuery.ajax({
7496                         type: method,
7497                         url: url,
7498                         data: data,
7499                         success: callback,
7500                         dataType: type
7501                 });
7502         };
7503 });
7504
7505 jQuery.extend({
7506
7507         getScript: function( url, callback ) {
7508                 return jQuery.get( url, undefined, callback, "script" );
7509         },
7510
7511         getJSON: function( url, data, callback ) {
7512                 return jQuery.get( url, data, callback, "json" );
7513         },
7514
7515         // Creates a full fledged settings object into target
7516         // with both ajaxSettings and settings fields.
7517         // If target is omitted, writes into ajaxSettings.
7518         ajaxSetup: function( target, settings ) {
7519                 if ( settings ) {
7520                         // Building a settings object
7521                         ajaxExtend( target, jQuery.ajaxSettings );
7522                 } else {
7523                         // Extending ajaxSettings
7524                         settings = target;
7525                         target = jQuery.ajaxSettings;
7526                 }
7527                 ajaxExtend( target, settings );
7528                 return target;
7529         },
7530
7531         ajaxSettings: {
7532                 url: ajaxLocation,
7533                 isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
7534                 global: true,
7535                 type: "GET",
7536                 contentType: "application/x-www-form-urlencoded; charset=UTF-8",
7537                 processData: true,
7538                 async: true,
7539                 /*
7540                 timeout: 0,
7541                 data: null,
7542                 dataType: null,
7543                 username: null,
7544                 password: null,
7545                 cache: null,
7546                 throws: false,
7547                 traditional: false,
7548                 headers: {},
7549                 */
7550
7551                 accepts: {
7552                         xml: "application/xml, text/xml",
7553                         html: "text/html",
7554                         text: "text/plain",
7555                         json: "application/json, text/javascript",
7556                         "*": allTypes
7557                 },
7558
7559                 contents: {
7560                         xml: /xml/,
7561                         html: /html/,
7562                         json: /json/
7563                 },
7564
7565                 responseFields: {
7566                         xml: "responseXML",
7567                         text: "responseText"
7568                 },
7569
7570                 // List of data converters
7571                 // 1) key format is "source_type destination_type" (a single space in-between)
7572                 // 2) the catchall symbol "*" can be used for source_type
7573                 converters: {
7574
7575                         // Convert anything to text
7576                         "* text": window.String,
7577
7578                         // Text to html (true = no transformation)
7579                         "text html": true,
7580
7581                         // Evaluate text as a json expression
7582                         "text json": jQuery.parseJSON,
7583
7584                         // Parse text as xml
7585                         "text xml": jQuery.parseXML
7586                 },
7587
7588                 // For options that shouldn't be deep extended:
7589                 // you can add your own custom options here if
7590                 // and when you create one that shouldn't be
7591                 // deep extended (see ajaxExtend)
7592                 flatOptions: {
7593                         context: true,
7594                         url: true
7595                 }
7596         },
7597
7598         ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
7599         ajaxTransport: addToPrefiltersOrTransports( transports ),
7600
7601         // Main method
7602         ajax: function( url, options ) {
7603
7604                 // If url is an object, simulate pre-1.5 signature
7605                 if ( typeof url === "object" ) {
7606                         options = url;
7607                         url = undefined;
7608                 }
7609
7610                 // Force options to be an object
7611                 options = options || {};
7612
7613                 var // ifModified key
7614                         ifModifiedKey,
7615                         // Response headers
7616                         responseHeadersString,
7617                         responseHeaders,
7618                         // transport
7619                         transport,
7620                         // timeout handle
7621                         timeoutTimer,
7622                         // Cross-domain detection vars
7623                         parts,
7624                         // To know if global events are to be dispatched
7625                         fireGlobals,
7626                         // Loop variable
7627                         i,
7628                         // Create the final options object
7629                         s = jQuery.ajaxSetup( {}, options ),
7630                         // Callbacks context
7631                         callbackContext = s.context || s,
7632                         // Context for global events
7633                         // It's the callbackContext if one was provided in the options
7634                         // and if it's a DOM node or a jQuery collection
7635                         globalEventContext = callbackContext !== s &&
7636                                 ( callbackContext.nodeType || callbackContext instanceof jQuery ) ?
7637                                                 jQuery( callbackContext ) : jQuery.event,
7638                         // Deferreds
7639                         deferred = jQuery.Deferred(),
7640                         completeDeferred = jQuery.Callbacks( "once memory" ),
7641                         // Status-dependent callbacks
7642                         statusCode = s.statusCode || {},
7643                         // Headers (they are sent all at once)
7644                         requestHeaders = {},
7645                         requestHeadersNames = {},
7646                         // The jqXHR state
7647                         state = 0,
7648                         // Default abort message
7649                         strAbort = "canceled",
7650                         // Fake xhr
7651                         jqXHR = {
7652
7653                                 readyState: 0,
7654
7655                                 // Caches the header
7656                                 setRequestHeader: function( name, value ) {
7657                                         if ( !state ) {
7658                                                 var lname = name.toLowerCase();
7659                                                 name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
7660                                                 requestHeaders[ name ] = value;
7661                                         }
7662                                         return this;
7663                                 },
7664
7665                                 // Raw string
7666                                 getAllResponseHeaders: function() {
7667                                         return state === 2 ? responseHeadersString : null;
7668                                 },
7669
7670                                 // Builds headers hashtable if needed
7671                                 getResponseHeader: function( key ) {
7672                                         var match;
7673                                         if ( state === 2 ) {
7674                                                 if ( !responseHeaders ) {
7675                                                         responseHeaders = {};
7676                                                         while( ( match = rheaders.exec( responseHeadersString ) ) ) {
7677                                                                 responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
7678                                                         }
7679                                                 }
7680                                                 match = responseHeaders[ key.toLowerCase() ];
7681                                         }
7682                                         return match === undefined ? null : match;
7683                                 },
7684
7685                                 // Overrides response content-type header
7686                                 overrideMimeType: function( type ) {
7687                                         if ( !state ) {
7688                                                 s.mimeType = type;
7689                                         }
7690                                         return this;
7691                                 },
7692
7693                                 // Cancel the request
7694                                 abort: function( statusText ) {
7695                                         statusText = statusText || strAbort;
7696                                         if ( transport ) {
7697                                                 transport.abort( statusText );
7698                                         }
7699                                         done( 0, statusText );
7700                                         return this;
7701                                 }
7702                         };
7703
7704                 // Callback for when everything is done
7705                 // It is defined here because jslint complains if it is declared
7706                 // at the end of the function (which would be more logical and readable)
7707                 function done( status, nativeStatusText, responses, headers ) {
7708                         var isSuccess, success, error, response, modified,
7709                                 statusText = nativeStatusText;
7710
7711                         // Called once
7712                         if ( state === 2 ) {
7713                                 return;
7714                         }
7715
7716                         // State is "done" now
7717                         state = 2;
7718
7719                         // Clear timeout if it exists
7720                         if ( timeoutTimer ) {
7721                                 clearTimeout( timeoutTimer );
7722                         }
7723
7724                         // Dereference transport for early garbage collection
7725                         // (no matter how long the jqXHR object will be used)
7726                         transport = undefined;
7727
7728                         // Cache response headers
7729                         responseHeadersString = headers || "";
7730
7731                         // Set readyState
7732                         jqXHR.readyState = status > 0 ? 4 : 0;
7733
7734                         // Get response data
7735                         if ( responses ) {
7736                                 response = ajaxHandleResponses( s, jqXHR, responses );
7737                         }
7738
7739                         // If successful, handle type chaining
7740                         if ( status >= 200 && status < 300 || status === 304 ) {
7741
7742                                 // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
7743                                 if ( s.ifModified ) {
7744
7745                                         modified = jqXHR.getResponseHeader("Last-Modified");
7746                                         if ( modified ) {
7747                                                 jQuery.lastModified[ ifModifiedKey ] = modified;
7748                                         }
7749                                         modified = jqXHR.getResponseHeader("Etag");
7750                                         if ( modified ) {
7751                                                 jQuery.etag[ ifModifiedKey ] = modified;
7752                                         }
7753                                 }
7754
7755                                 // If not modified
7756                                 if ( status === 304 ) {
7757
7758                                         statusText = "notmodified";
7759                                         isSuccess = true;
7760
7761                                 // If we have data
7762                                 } else {
7763
7764                                         isSuccess = ajaxConvert( s, response );
7765                                         statusText = isSuccess.state;
7766                                         success = isSuccess.data;
7767                                         error = isSuccess.error;
7768                                         isSuccess = !error;
7769                                 }
7770                         } else {
7771                                 // We extract error from statusText
7772                                 // then normalize statusText and status for non-aborts
7773                                 error = statusText;
7774                                 if ( !statusText || status ) {
7775                                         statusText = "error";
7776                                         if ( status < 0 ) {
7777                                                 status = 0;
7778                                         }
7779                                 }
7780                         }
7781
7782                         // Set data for the fake xhr object
7783                         jqXHR.status = status;
7784                         jqXHR.statusText = ( nativeStatusText || statusText ) + "";
7785
7786                         // Success/Error
7787                         if ( isSuccess ) {
7788                                 deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
7789                         } else {
7790                                 deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
7791                         }
7792
7793                         // Status-dependent callbacks
7794                         jqXHR.statusCode( statusCode );
7795                         statusCode = undefined;
7796
7797                         if ( fireGlobals ) {
7798                                 globalEventContext.trigger( "ajax" + ( isSuccess ? "Success" : "Error" ),
7799                                                 [ jqXHR, s, isSuccess ? success : error ] );
7800                         }
7801
7802                         // Complete
7803                         completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
7804
7805                         if ( fireGlobals ) {
7806                                 globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
7807                                 // Handle the global AJAX counter
7808                                 if ( !( --jQuery.active ) ) {
7809                                         jQuery.event.trigger( "ajaxStop" );
7810                                 }
7811                         }
7812                 }
7813
7814                 // Attach deferreds
7815                 deferred.promise( jqXHR );
7816                 jqXHR.success = jqXHR.done;
7817                 jqXHR.error = jqXHR.fail;
7818                 jqXHR.complete = completeDeferred.add;
7819
7820                 // Status-dependent callbacks
7821                 jqXHR.statusCode = function( map ) {
7822                         if ( map ) {
7823                                 var tmp;
7824                                 if ( state < 2 ) {
7825                                         for ( tmp in map ) {
7826                                                 statusCode[ tmp ] = [ statusCode[tmp], map[tmp] ];
7827                                         }
7828                                 } else {
7829                                         tmp = map[ jqXHR.status ];
7830                                         jqXHR.always( tmp );
7831                                 }
7832                         }
7833                         return this;
7834                 };
7835
7836                 // Remove hash character (#7531: and string promotion)
7837                 // Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
7838                 // We also use the url parameter if available
7839                 s.url = ( ( url || s.url ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
7840
7841                 // Extract dataTypes list
7842                 s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().split( core_rspace );
7843
7844                 // A cross-domain request is in order when we have a protocol:host:port mismatch
7845                 if ( s.crossDomain == null ) {
7846                         parts = rurl.exec( s.url.toLowerCase() ) || false;
7847                         s.crossDomain = parts && ( parts.join(":") + ( parts[ 3 ] ? "" : parts[ 1 ] === "http:" ? 80 : 443 ) ) !==
7848                                 ( ajaxLocParts.join(":") + ( ajaxLocParts[ 3 ] ? "" : ajaxLocParts[ 1 ] === "http:" ? 80 : 443 ) );
7849                 }
7850
7851                 // Convert data if not already a string
7852                 if ( s.data && s.processData && typeof s.data !== "string" ) {
7853                         s.data = jQuery.param( s.data, s.traditional );
7854                 }
7855
7856                 // Apply prefilters
7857                 inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
7858
7859                 // If request was aborted inside a prefilter, stop there
7860                 if ( state === 2 ) {
7861                         return jqXHR;
7862                 }
7863
7864                 // We can fire global events as of now if asked to
7865                 fireGlobals = s.global;
7866
7867                 // Uppercase the type
7868                 s.type = s.type.toUpperCase();
7869
7870                 // Determine if request has content
7871                 s.hasContent = !rnoContent.test( s.type );
7872
7873                 // Watch for a new set of requests
7874                 if ( fireGlobals && jQuery.active++ === 0 ) {
7875                         jQuery.event.trigger( "ajaxStart" );
7876                 }
7877
7878                 // More options handling for requests with no content
7879                 if ( !s.hasContent ) {
7880
7881                         // If data is available, append data to url
7882                         if ( s.data ) {
7883                                 s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.data;
7884                                 // #9682: remove data so that it's not used in an eventual retry
7885                                 delete s.data;
7886                         }
7887
7888                         // Get ifModifiedKey before adding the anti-cache parameter
7889                         ifModifiedKey = s.url;
7890
7891                         // Add anti-cache in url if needed
7892                         if ( s.cache === false ) {
7893
7894                                 var ts = jQuery.now(),
7895                                         // try replacing _= if it is there
7896                                         ret = s.url.replace( rts, "$1_=" + ts );
7897
7898                                 // if nothing was replaced, add timestamp to the end
7899                                 s.url = ret + ( ( ret === s.url ) ? ( rquery.test( s.url ) ? "&" : "?" ) + "_=" + ts : "" );
7900                         }
7901                 }
7902
7903                 // Set the correct header, if data is being sent
7904                 if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
7905                         jqXHR.setRequestHeader( "Content-Type", s.contentType );
7906                 }
7907
7908                 // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
7909                 if ( s.ifModified ) {
7910                         ifModifiedKey = ifModifiedKey || s.url;
7911                         if ( jQuery.lastModified[ ifModifiedKey ] ) {
7912                                 jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ ifModifiedKey ] );
7913                         }
7914                         if ( jQuery.etag[ ifModifiedKey ] ) {
7915                                 jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ ifModifiedKey ] );
7916                         }
7917                 }
7918
7919                 // Set the Accepts header for the server, depending on the dataType
7920                 jqXHR.setRequestHeader(
7921                         "Accept",
7922                         s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
7923                                 s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
7924                                 s.accepts[ "*" ]
7925                 );
7926
7927                 // Check for headers option
7928                 for ( i in s.headers ) {
7929                         jqXHR.setRequestHeader( i, s.headers[ i ] );
7930                 }
7931
7932                 // Allow custom headers/mimetypes and early abort
7933                 if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
7934                                 // Abort if not done already and return
7935                                 return jqXHR.abort();
7936
7937                 }
7938
7939                 // aborting is no longer a cancellation
7940                 strAbort = "abort";
7941
7942                 // Install callbacks on deferreds
7943                 for ( i in { success: 1, error: 1, complete: 1 } ) {
7944                         jqXHR[ i ]( s[ i ] );
7945                 }
7946
7947                 // Get transport
7948                 transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
7949
7950                 // If no transport, we auto-abort
7951                 if ( !transport ) {
7952                         done( -1, "No Transport" );
7953                 } else {
7954                         jqXHR.readyState = 1;
7955                         // Send global event
7956                         if ( fireGlobals ) {
7957                                 globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
7958                         }
7959                         // Timeout
7960                         if ( s.async && s.timeout > 0 ) {
7961                                 timeoutTimer = setTimeout( function(){
7962                                         jqXHR.abort( "timeout" );
7963                                 }, s.timeout );
7964                         }
7965
7966                         try {
7967                                 state = 1;
7968                                 transport.send( requestHeaders, done );
7969                         } catch (e) {
7970                                 // Propagate exception as error if not done
7971                                 if ( state < 2 ) {
7972                                         done( -1, e );
7973                                 // Simply rethrow otherwise
7974                                 } else {
7975                                         throw e;
7976                                 }
7977                         }
7978                 }
7979
7980                 return jqXHR;
7981         },
7982
7983         // Counter for holding the number of active queries
7984         active: 0,
7985
7986         // Last-Modified header cache for next request
7987         lastModified: {},
7988         etag: {}
7989
7990 });
7991
7992 /* Handles responses to an ajax request:
7993  * - sets all responseXXX fields accordingly
7994  * - finds the right dataType (mediates between content-type and expected dataType)
7995  * - returns the corresponding response
7996  */
7997 function ajaxHandleResponses( s, jqXHR, responses ) {
7998
7999         var ct, type, finalDataType, firstDataType,
8000                 contents = s.contents,
8001                 dataTypes = s.dataTypes,
8002                 responseFields = s.responseFields;
8003
8004         // Fill responseXXX fields
8005         for ( type in responseFields ) {
8006                 if ( type in responses ) {
8007                         jqXHR[ responseFields[type] ] = responses[ type ];
8008                 }
8009         }
8010
8011         // Remove auto dataType and get content-type in the process
8012         while( dataTypes[ 0 ] === "*" ) {
8013                 dataTypes.shift();
8014                 if ( ct === undefined ) {
8015                         ct = s.mimeType || jqXHR.getResponseHeader( "content-type" );
8016                 }
8017         }
8018
8019         // Check if we're dealing with a known content-type
8020         if ( ct ) {
8021                 for ( type in contents ) {
8022                         if ( contents[ type ] && contents[ type ].test( ct ) ) {
8023                                 dataTypes.unshift( type );
8024                                 break;
8025                         }
8026                 }
8027         }
8028
8029         // Check to see if we have a response for the expected dataType
8030         if ( dataTypes[ 0 ] in responses ) {
8031                 finalDataType = dataTypes[ 0 ];
8032         } else {
8033                 // Try convertible dataTypes
8034                 for ( type in responses ) {
8035                         if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
8036                                 finalDataType = type;
8037                                 break;
8038                         }
8039                         if ( !firstDataType ) {
8040                                 firstDataType = type;
8041                         }
8042                 }
8043                 // Or just use first one
8044                 finalDataType = finalDataType || firstDataType;
8045         }
8046
8047         // If we found a dataType
8048         // We add the dataType to the list if needed
8049         // and return the corresponding response
8050         if ( finalDataType ) {
8051                 if ( finalDataType !== dataTypes[ 0 ] ) {
8052                         dataTypes.unshift( finalDataType );
8053                 }
8054                 return responses[ finalDataType ];
8055         }
8056 }
8057
8058 // Chain conversions given the request and the original response
8059 function ajaxConvert( s, response ) {
8060
8061         var conv, conv2, current, tmp,
8062                 // Work with a copy of dataTypes in case we need to modify it for conversion
8063                 dataTypes = s.dataTypes.slice(),
8064                 prev = dataTypes[ 0 ],
8065                 converters = {},
8066                 i = 0;
8067
8068         // Apply the dataFilter if provided
8069         if ( s.dataFilter ) {
8070                 response = s.dataFilter( response, s.dataType );
8071         }
8072
8073         // Create converters map with lowercased keys
8074         if ( dataTypes[ 1 ] ) {
8075                 for ( conv in s.converters ) {
8076                         converters[ conv.toLowerCase() ] = s.converters[ conv ];
8077                 }
8078         }
8079
8080         // Convert to each sequential dataType, tolerating list modification
8081         for ( ; (current = dataTypes[++i]); ) {
8082
8083                 // There's only work to do if current dataType is non-auto
8084                 if ( current !== "*" ) {
8085
8086                         // Convert response if prev dataType is non-auto and differs from current
8087                         if ( prev !== "*" && prev !== current ) {
8088
8089                                 // Seek a direct converter
8090                                 conv = converters[ prev + " " + current ] || converters[ "* " + current ];
8091
8092                                 // If none found, seek a pair
8093                                 if ( !conv ) {
8094                                         for ( conv2 in converters ) {
8095
8096                                                 // If conv2 outputs current
8097                                                 tmp = conv2.split(" ");
8098                                                 if ( tmp[ 1 ] === current ) {
8099
8100                                                         // If prev can be converted to accepted input
8101                                                         conv = converters[ prev + " " + tmp[ 0 ] ] ||
8102                                                                 converters[ "* " + tmp[ 0 ] ];
8103                                                         if ( conv ) {
8104                                                                 // Condense equivalence converters
8105                                                                 if ( conv === true ) {
8106                                                                         conv = converters[ conv2 ];
8107
8108                                                                 // Otherwise, insert the intermediate dataType
8109                                                                 } else if ( converters[ conv2 ] !== true ) {
8110                                                                         current = tmp[ 0 ];
8111                                                                         dataTypes.splice( i--, 0, current );
8112                                                                 }
8113
8114                                                                 break;
8115                                                         }
8116                                                 }
8117                                         }
8118                                 }
8119
8120                                 // Apply converter (if not an equivalence)
8121                                 if ( conv !== true ) {
8122
8123                                         // Unless errors are allowed to bubble, catch and return them
8124                                         if ( conv && s["throws"] ) {
8125                                                 response = conv( response );
8126                                         } else {
8127                                                 try {
8128                                                         response = conv( response );
8129                                                 } catch ( e ) {
8130                                                         return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current };
8131                                                 }
8132                                         }
8133                                 }
8134                         }
8135
8136                         // Update prev for next iteration
8137                         prev = current;
8138                 }
8139         }
8140
8141         return { state: "success", data: response };
8142 }
8143 var oldCallbacks = [],
8144         rquestion = /\?/,
8145         rjsonp = /(=)\?(?=&|$)|\?\?/,
8146         nonce = jQuery.now();
8147
8148 // Default jsonp settings
8149 jQuery.ajaxSetup({
8150         jsonp: "callback",
8151         jsonpCallback: function() {
8152                 var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) );
8153                 this[ callback ] = true;
8154                 return callback;
8155         }
8156 });
8157
8158 // Detect, normalize options and install callbacks for jsonp requests
8159 jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
8160
8161         var callbackName, overwritten, responseContainer,
8162                 data = s.data,
8163                 url = s.url,
8164                 hasCallback = s.jsonp !== false,
8165                 replaceInUrl = hasCallback && rjsonp.test( url ),
8166                 replaceInData = hasCallback && !replaceInUrl && typeof data === "string" &&
8167                         !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") &&
8168                         rjsonp.test( data );
8169
8170         // Handle iff the expected data type is "jsonp" or we have a parameter to set
8171         if ( s.dataTypes[ 0 ] === "jsonp" || replaceInUrl || replaceInData ) {
8172
8173                 // Get callback name, remembering preexisting value associated with it
8174                 callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
8175                         s.jsonpCallback() :
8176                         s.jsonpCallback;
8177                 overwritten = window[ callbackName ];
8178
8179                 // Insert callback into url or form data
8180                 if ( replaceInUrl ) {
8181                         s.url = url.replace( rjsonp, "$1" + callbackName );
8182                 } else if ( replaceInData ) {
8183                         s.data = data.replace( rjsonp, "$1" + callbackName );
8184                 } else if ( hasCallback ) {
8185                         s.url += ( rquestion.test( url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
8186                 }
8187
8188                 // Use data converter to retrieve json after script execution
8189                 s.converters["script json"] = function() {
8190                         if ( !responseContainer ) {
8191                                 jQuery.error( callbackName + " was not called" );
8192                         }
8193                         return responseContainer[ 0 ];
8194                 };
8195
8196                 // force json dataType
8197                 s.dataTypes[ 0 ] = "json";
8198
8199                 // Install callback
8200                 window[ callbackName ] = function() {
8201                         responseContainer = arguments;
8202                 };
8203
8204                 // Clean-up function (fires after converters)
8205                 jqXHR.always(function() {
8206                         // Restore preexisting value
8207                         window[ callbackName ] = overwritten;
8208
8209                         // Save back as free
8210                         if ( s[ callbackName ] ) {
8211                                 // make sure that re-using the options doesn't screw things around
8212                                 s.jsonpCallback = originalSettings.jsonpCallback;
8213
8214                                 // save the callback name for future use
8215                                 oldCallbacks.push( callbackName );
8216                         }
8217
8218                         // Call if it was a function and we have a response
8219                         if ( responseContainer && jQuery.isFunction( overwritten ) ) {
8220                                 overwritten( responseContainer[ 0 ] );
8221                         }
8222
8223                         responseContainer = overwritten = undefined;
8224                 });
8225
8226                 // Delegate to script
8227                 return "script";
8228         }
8229 });
8230 // Install script dataType
8231 jQuery.ajaxSetup({
8232         accepts: {
8233                 script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
8234         },
8235         contents: {
8236                 script: /javascript|ecmascript/
8237         },
8238         converters: {
8239                 "text script": function( text ) {
8240                         jQuery.globalEval( text );
8241                         return text;
8242                 }
8243         }
8244 });
8245
8246 // Handle cache's special case and global
8247 jQuery.ajaxPrefilter( "script", function( s ) {
8248         if ( s.cache === undefined ) {
8249                 s.cache = false;
8250         }
8251         if ( s.crossDomain ) {
8252                 s.type = "GET";
8253                 s.global = false;
8254         }
8255 });
8256
8257 // Bind script tag hack transport
8258 jQuery.ajaxTransport( "script", function(s) {
8259
8260         // This transport only deals with cross domain requests
8261         if ( s.crossDomain ) {
8262
8263                 var script,
8264                         head = document.head || document.getElementsByTagName( "head" )[0] || document.documentElement;
8265
8266                 return {
8267
8268                         send: function( _, callback ) {
8269
8270                                 script = document.createElement( "script" );
8271
8272                                 script.async = "async";
8273
8274                                 if ( s.scriptCharset ) {
8275                                         script.charset = s.scriptCharset;
8276                                 }
8277
8278                                 script.src = s.url;
8279
8280                                 // Attach handlers for all browsers
8281                                 script.onload = script.onreadystatechange = function( _, isAbort ) {
8282
8283                                         if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {
8284
8285                                                 // Handle memory leak in IE
8286                                                 script.onload = script.onreadystatechange = null;
8287
8288                                                 // Remove the script
8289                                                 if ( head && script.parentNode ) {
8290                                                         head.removeChild( script );
8291                                                 }
8292
8293                                                 // Dereference the script
8294                                                 script = undefined;
8295
8296                                                 // Callback if not abort
8297                                                 if ( !isAbort ) {
8298                                                         callback( 200, "success" );
8299                                                 }
8300                                         }
8301                                 };
8302                                 // Use insertBefore instead of appendChild  to circumvent an IE6 bug.
8303                                 // This arises when a base node is used (#2709 and #4378).
8304                                 head.insertBefore( script, head.firstChild );
8305                         },
8306
8307                         abort: function() {
8308                                 if ( script ) {
8309                                         script.onload( 0, 1 );
8310                                 }
8311                         }
8312                 };
8313         }
8314 });
8315 var xhrCallbacks,
8316         // #5280: Internet Explorer will keep connections alive if we don't abort on unload
8317         xhrOnUnloadAbort = window.ActiveXObject ? function() {
8318                 // Abort all pending requests
8319                 for ( var key in xhrCallbacks ) {
8320                         xhrCallbacks[ key ]( 0, 1 );
8321                 }
8322         } : false,
8323         xhrId = 0;
8324
8325 // Functions to create xhrs
8326 function createStandardXHR() {
8327         try {
8328                 return new window.XMLHttpRequest();
8329         } catch( e ) {}
8330 }
8331
8332 function createActiveXHR() {
8333         try {
8334                 return new window.ActiveXObject( "Microsoft.XMLHTTP" );
8335         } catch( e ) {}
8336 }
8337
8338 // Create the request object
8339 // (This is still attached to ajaxSettings for backward compatibility)
8340 jQuery.ajaxSettings.xhr = window.ActiveXObject ?
8341         /* Microsoft failed to properly
8342          * implement the XMLHttpRequest in IE7 (can't request local files),
8343          * so we use the ActiveXObject when it is available
8344          * Additionally XMLHttpRequest can be disabled in IE7/IE8 so
8345          * we need a fallback.
8346          */
8347         function() {
8348                 return !this.isLocal && createStandardXHR() || createActiveXHR();
8349         } :
8350         // For all other browsers, use the standard XMLHttpRequest object
8351         createStandardXHR;
8352
8353 // Determine support properties
8354 (function( xhr ) {
8355         jQuery.extend( jQuery.support, {
8356                 ajax: !!xhr,
8357                 cors: !!xhr && ( "withCredentials" in xhr )
8358         });
8359 })( jQuery.ajaxSettings.xhr() );
8360
8361 // Create transport if the browser can provide an xhr
8362 if ( jQuery.support.ajax ) {
8363
8364         jQuery.ajaxTransport(function( s ) {
8365                 // Cross domain only allowed if supported through XMLHttpRequest
8366                 if ( !s.crossDomain || jQuery.support.cors ) {
8367
8368                         var callback;
8369
8370                         return {
8371                                 send: function( headers, complete ) {
8372
8373                                         // Get a new xhr
8374                                         var handle, i,
8375                                                 xhr = s.xhr();
8376
8377                                         // Open the socket
8378                                         // Passing null username, generates a login popup on Opera (#2865)
8379                                         if ( s.username ) {
8380                                                 xhr.open( s.type, s.url, s.async, s.username, s.password );
8381                                         } else {
8382                                                 xhr.open( s.type, s.url, s.async );
8383                                         }
8384
8385                                         // Apply custom fields if provided
8386                                         if ( s.xhrFields ) {
8387                                                 for ( i in s.xhrFields ) {
8388                                                         xhr[ i ] = s.xhrFields[ i ];
8389                                                 }
8390                                         }
8391
8392                                         // Override mime type if needed
8393                                         if ( s.mimeType && xhr.overrideMimeType ) {
8394                                                 xhr.overrideMimeType( s.mimeType );
8395                                         }
8396
8397                                         // X-Requested-With header
8398                                         // For cross-domain requests, seeing as conditions for a preflight are
8399                                         // akin to a jigsaw puzzle, we simply never set it to be sure.
8400                                         // (it can always be set on a per-request basis or even using ajaxSetup)
8401                                         // For same-domain requests, won't change header if already provided.
8402                                         if ( !s.crossDomain && !headers["X-Requested-With"] ) {
8403                                                 headers[ "X-Requested-With" ] = "XMLHttpRequest";
8404                                         }
8405
8406                                         // Need an extra try/catch for cross domain requests in Firefox 3
8407                                         try {
8408                                                 for ( i in headers ) {
8409                                                         xhr.setRequestHeader( i, headers[ i ] );
8410                                                 }
8411                                         } catch( _ ) {}
8412
8413                                         // Do send the request
8414                                         // This may raise an exception which is actually
8415                                         // handled in jQuery.ajax (so no try/catch here)
8416                                         xhr.send( ( s.hasContent && s.data ) || null );
8417
8418                                         // Listener
8419                                         callback = function( _, isAbort ) {
8420
8421                                                 var status,
8422                                                         statusText,
8423                                                         responseHeaders,
8424                                                         responses,
8425                                                         xml;
8426
8427                                                 // Firefox throws exceptions when accessing properties
8428                                                 // of an xhr when a network error occurred
8429                                                 // http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE)
8430                                                 try {
8431
8432                                                         // Was never called and is aborted or complete
8433                                                         if ( callback && ( isAbort || xhr.readyState === 4 ) ) {
8434
8435                                                                 // Only called once
8436                                                                 callback = undefined;
8437
8438                                                                 // Do not keep as active anymore
8439                                                                 if ( handle ) {
8440                                                                         xhr.onreadystatechange = jQuery.noop;
8441                                                                         if ( xhrOnUnloadAbort ) {
8442                                                                                 delete xhrCallbacks[ handle ];
8443                                                                         }
8444                                                                 }
8445
8446                                                                 // If it's an abort
8447                                                                 if ( isAbort ) {
8448                                                                         // Abort it manually if needed
8449                                                                         if ( xhr.readyState !== 4 ) {
8450                                                                                 xhr.abort();
8451                                                                         }
8452                                                                 } else {
8453                                                                         status = xhr.status;
8454                                                                         responseHeaders = xhr.getAllResponseHeaders();
8455                                                                         responses = {};
8456                                                                         xml = xhr.responseXML;
8457
8458                                                                         // Construct response list
8459                                                                         if ( xml && xml.documentElement /* #4958 */ ) {
8460                                                                                 responses.xml = xml;
8461                                                                         }
8462
8463                                                                         // When requesting binary data, IE6-9 will throw an exception
8464                                                                         // on any attempt to access responseText (#11426)
8465                                                                         try {
8466                                                                                 responses.text = xhr.responseText;
8467                                                                         } catch( _ ) {
8468                                                                         }
8469
8470                                                                         // Firefox throws an exception when accessing
8471                                                                         // statusText for faulty cross-domain requests
8472                                                                         try {
8473                                                                                 statusText = xhr.statusText;
8474                                                                         } catch( e ) {
8475                                                                                 // We normalize with Webkit giving an empty statusText
8476                                                                                 statusText = "";
8477                                                                         }
8478
8479                                                                         // Filter status for non standard behaviors
8480
8481                                                                         // If the request is local and we have data: assume a success
8482                                                                         // (success with no data won't get notified, that's the best we
8483                                                                         // can do given current implementations)
8484                                                                         if ( !status && s.isLocal && !s.crossDomain ) {
8485                                                                                 status = responses.text ? 200 : 404;
8486                                                                         // IE - #1450: sometimes returns 1223 when it should be 204
8487                                                                         } else if ( status === 1223 ) {
8488                                                                                 status = 204;
8489                                                                         }
8490                                                                 }
8491                                                         }
8492                                                 } catch( firefoxAccessException ) {
8493                                                         if ( !isAbort ) {
8494                                                                 complete( -1, firefoxAccessException );
8495                                                         }
8496                                                 }
8497
8498                                                 // Call complete if needed
8499                                                 if ( responses ) {
8500                                                         complete( status, statusText, responses, responseHeaders );
8501                                                 }
8502                                         };
8503
8504                                         if ( !s.async ) {
8505                                                 // if we're in sync mode we fire the callback
8506                                                 callback();
8507                                         } else if ( xhr.readyState === 4 ) {
8508                                                 // (IE6 & IE7) if it's in cache and has been
8509                                                 // retrieved directly we need to fire the callback
8510                                                 setTimeout( callback, 0 );
8511                                         } else {
8512                                                 handle = ++xhrId;
8513                                                 if ( xhrOnUnloadAbort ) {
8514                                                         // Create the active xhrs callbacks list if needed
8515                                                         // and attach the unload handler
8516                                                         if ( !xhrCallbacks ) {
8517                                                                 xhrCallbacks = {};
8518                                                                 jQuery( window ).unload( xhrOnUnloadAbort );
8519                                                         }
8520                                                         // Add to list of active xhrs callbacks
8521                                                         xhrCallbacks[ handle ] = callback;
8522                                                 }
8523                                                 xhr.onreadystatechange = callback;
8524                                         }
8525                                 },
8526
8527                                 abort: function() {
8528                                         if ( callback ) {
8529                                                 callback(0,1);
8530                                         }
8531                                 }
8532                         };
8533                 }
8534         });
8535 }
8536 var fxNow, timerId,
8537         rfxtypes = /^(?:toggle|show|hide)$/,
8538         rfxnum = new RegExp( "^(?:([-+])=|)(" + core_pnum + ")([a-z%]*)$", "i" ),
8539         rrun = /queueHooks$/,
8540         animationPrefilters = [ defaultPrefilter ],
8541         tweeners = {
8542                 "*": [function( prop, value ) {
8543                         var end, unit,
8544                                 tween = this.createTween( prop, value ),
8545                                 parts = rfxnum.exec( value ),
8546                                 target = tween.cur(),
8547                                 start = +target || 0,
8548                                 scale = 1,
8549                                 maxIterations = 20;
8550
8551                         if ( parts ) {
8552                                 end = +parts[2];
8553                                 unit = parts[3] || ( jQuery.cssNumber[ prop ] ? "" : "px" );
8554
8555                                 // We need to compute starting value
8556                                 if ( unit !== "px" && start ) {
8557                                         // Iteratively approximate from a nonzero starting point
8558                                         // Prefer the current property, because this process will be trivial if it uses the same units
8559                                         // Fallback to end or a simple constant
8560                                         start = jQuery.css( tween.elem, prop, true ) || end || 1;
8561
8562                                         do {
8563                                                 // If previous iteration zeroed out, double until we get *something*
8564                                                 // Use a string for doubling factor so we don't accidentally see scale as unchanged below
8565                                                 scale = scale || ".5";
8566
8567                                                 // Adjust and apply
8568                                                 start = start / scale;
8569                                                 jQuery.style( tween.elem, prop, start + unit );
8570
8571                                         // Update scale, tolerating zero or NaN from tween.cur()
8572                                         // And breaking the loop if scale is unchanged or perfect, or if we've just had enough
8573                                         } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations );
8574                                 }
8575
8576                                 tween.unit = unit;
8577                                 tween.start = start;
8578                                 // If a +=/-= token was provided, we're doing a relative animation
8579                                 tween.end = parts[1] ? start + ( parts[1] + 1 ) * end : end;
8580                         }
8581                         return tween;
8582                 }]
8583         };
8584
8585 // Animations created synchronously will run synchronously
8586 function createFxNow() {
8587         setTimeout(function() {
8588                 fxNow = undefined;
8589         }, 0 );
8590         return ( fxNow = jQuery.now() );
8591 }
8592
8593 function createTweens( animation, props ) {
8594         jQuery.each( props, function( prop, value ) {
8595                 var collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ),
8596                         index = 0,
8597                         length = collection.length;
8598                 for ( ; index < length; index++ ) {
8599                         if ( collection[ index ].call( animation, prop, value ) ) {
8600
8601                                 // we're done with this property
8602                                 return;
8603                         }
8604                 }
8605         });
8606 }
8607
8608 function Animation( elem, properties, options ) {
8609         var result,
8610                 index = 0,
8611                 tweenerIndex = 0,
8612                 length = animationPrefilters.length,
8613                 deferred = jQuery.Deferred().always( function() {
8614                         // don't match elem in the :animated selector
8615                         delete tick.elem;
8616                 }),
8617                 tick = function() {
8618                         var currentTime = fxNow || createFxNow(),
8619                                 remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
8620                                 percent = 1 - ( remaining / animation.duration || 0 ),
8621                                 index = 0,
8622                                 length = animation.tweens.length;
8623
8624                         for ( ; index < length ; index++ ) {
8625                                 animation.tweens[ index ].run( percent );
8626                         }
8627
8628                         deferred.notifyWith( elem, [ animation, percent, remaining ]);
8629
8630                         if ( percent < 1 && length ) {
8631                                 return remaining;
8632                         } else {
8633                                 deferred.resolveWith( elem, [ animation ] );
8634                                 return false;
8635                         }
8636                 },
8637                 animation = deferred.promise({
8638                         elem: elem,
8639                         props: jQuery.extend( {}, properties ),
8640                         opts: jQuery.extend( true, { specialEasing: {} }, options ),
8641                         originalProperties: properties,
8642                         originalOptions: options,
8643                         startTime: fxNow || createFxNow(),
8644                         duration: options.duration,
8645                         tweens: [],
8646                         createTween: function( prop, end, easing ) {
8647                                 var tween = jQuery.Tween( elem, animation.opts, prop, end,
8648                                                 animation.opts.specialEasing[ prop ] || animation.opts.easing );
8649                                 animation.tweens.push( tween );
8650                                 return tween;
8651                         },
8652                         stop: function( gotoEnd ) {
8653                                 var index = 0,
8654                                         // if we are going to the end, we want to run all the tweens
8655                                         // otherwise we skip this part
8656                                         length = gotoEnd ? animation.tweens.length : 0;
8657
8658                                 for ( ; index < length ; index++ ) {
8659                                         animation.tweens[ index ].run( 1 );
8660                                 }
8661
8662                                 // resolve when we played the last frame
8663                                 // otherwise, reject
8664                                 if ( gotoEnd ) {
8665                                         deferred.resolveWith( elem, [ animation, gotoEnd ] );
8666                                 } else {
8667                                         deferred.rejectWith( elem, [ animation, gotoEnd ] );
8668                                 }
8669                                 return this;
8670                         }
8671                 }),
8672                 props = animation.props;
8673
8674         propFilter( props, animation.opts.specialEasing );
8675
8676         for ( ; index < length ; index++ ) {
8677                 result = animationPrefilters[ index ].call( animation, elem, props, animation.opts );
8678                 if ( result ) {
8679                         return result;
8680                 }
8681         }
8682
8683         createTweens( animation, props );
8684
8685         if ( jQuery.isFunction( animation.opts.start ) ) {
8686                 animation.opts.start.call( elem, animation );
8687         }
8688
8689         jQuery.fx.timer(
8690                 jQuery.extend( tick, {
8691                         anim: animation,
8692                         queue: animation.opts.queue,
8693                         elem: elem
8694                 })
8695         );
8696
8697         // attach callbacks from options
8698         return animation.progress( animation.opts.progress )
8699                 .done( animation.opts.done, animation.opts.complete )
8700                 .fail( animation.opts.fail )
8701                 .always( animation.opts.always );
8702 }
8703
8704 function propFilter( props, specialEasing ) {
8705         var index, name, easing, value, hooks;
8706
8707         // camelCase, specialEasing and expand cssHook pass
8708         for ( index in props ) {
8709                 name = jQuery.camelCase( index );
8710                 easing = specialEasing[ name ];
8711                 value = props[ index ];
8712                 if ( jQuery.isArray( value ) ) {
8713                         easing = value[ 1 ];
8714                         value = props[ index ] = value[ 0 ];
8715                 }
8716
8717                 if ( index !== name ) {
8718                         props[ name ] = value;
8719                         delete props[ index ];
8720                 }
8721
8722                 hooks = jQuery.cssHooks[ name ];
8723                 if ( hooks && "expand" in hooks ) {
8724                         value = hooks.expand( value );
8725                         delete props[ name ];
8726
8727                         // not quite $.extend, this wont overwrite keys already present.
8728                         // also - reusing 'index' from above because we have the correct "name"
8729                         for ( index in value ) {
8730                                 if ( !( index in props ) ) {
8731                                         props[ index ] = value[ index ];
8732                                         specialEasing[ index ] = easing;
8733                                 }
8734                         }
8735                 } else {
8736                         specialEasing[ name ] = easing;
8737                 }
8738         }
8739 }
8740
8741 jQuery.Animation = jQuery.extend( Animation, {
8742
8743         tweener: function( props, callback ) {
8744                 if ( jQuery.isFunction( props ) ) {
8745                         callback = props;
8746                         props = [ "*" ];
8747                 } else {
8748                         props = props.split(" ");
8749                 }
8750
8751                 var prop,
8752                         index = 0,
8753                         length = props.length;
8754
8755                 for ( ; index < length ; index++ ) {
8756                         prop = props[ index ];
8757                         tweeners[ prop ] = tweeners[ prop ] || [];
8758                         tweeners[ prop ].unshift( callback );
8759                 }
8760         },
8761
8762         prefilter: function( callback, prepend ) {
8763                 if ( prepend ) {
8764                         animationPrefilters.unshift( callback );
8765                 } else {
8766                         animationPrefilters.push( callback );
8767                 }
8768         }
8769 });
8770
8771 function defaultPrefilter( elem, props, opts ) {
8772         var index, prop, value, length, dataShow, tween, hooks, oldfire,
8773                 anim = this,
8774                 style = elem.style,
8775                 orig = {},
8776                 handled = [],
8777                 hidden = elem.nodeType && isHidden( elem );
8778
8779         // handle queue: false promises
8780         if ( !opts.queue ) {
8781                 hooks = jQuery._queueHooks( elem, "fx" );
8782                 if ( hooks.unqueued == null ) {
8783                         hooks.unqueued = 0;
8784                         oldfire = hooks.empty.fire;
8785                         hooks.empty.fire = function() {
8786                                 if ( !hooks.unqueued ) {
8787                                         oldfire();
8788                                 }
8789                         };
8790                 }
8791                 hooks.unqueued++;
8792
8793                 anim.always(function() {
8794                         // doing this makes sure that the complete handler will be called
8795                         // before this completes
8796                         anim.always(function() {
8797                                 hooks.unqueued--;
8798                                 if ( !jQuery.queue( elem, "fx" ).length ) {
8799                                         hooks.empty.fire();
8800                                 }
8801                         });
8802                 });
8803         }
8804
8805         // height/width overflow pass
8806         if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
8807                 // Make sure that nothing sneaks out
8808                 // Record all 3 overflow attributes because IE does not
8809                 // change the overflow attribute when overflowX and
8810                 // overflowY are set to the same value
8811                 opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
8812
8813                 // Set display property to inline-block for height/width
8814                 // animations on inline elements that are having width/height animated
8815                 if ( jQuery.css( elem, "display" ) === "inline" &&
8816                                 jQuery.css( elem, "float" ) === "none" ) {
8817
8818                         // inline-level elements accept inline-block;
8819                         // block-level elements need to be inline with layout
8820                         if ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === "inline" ) {
8821                                 style.display = "inline-block";
8822
8823                         } else {
8824                                 style.zoom = 1;
8825                         }
8826                 }
8827         }
8828
8829         if ( opts.overflow ) {
8830                 style.overflow = "hidden";
8831                 if ( !jQuery.support.shrinkWrapBlocks ) {
8832                         anim.done(function() {
8833                                 style.overflow = opts.overflow[ 0 ];
8834                                 style.overflowX = opts.overflow[ 1 ];
8835                                 style.overflowY = opts.overflow[ 2 ];
8836                         });
8837                 }
8838         }
8839
8840
8841         // show/hide pass
8842         for ( index in props ) {
8843                 value = props[ index ];
8844                 if ( rfxtypes.exec( value ) ) {
8845                         delete props[ index ];
8846                         if ( value === ( hidden ? "hide" : "show" ) ) {
8847                                 continue;
8848                         }
8849                         handled.push( index );
8850                 }
8851         }
8852
8853         length = handled.length;
8854         if ( length ) {
8855                 dataShow = jQuery._data( elem, "fxshow" ) || jQuery._data( elem, "fxshow", {} );
8856                 if ( hidden ) {
8857                         jQuery( elem ).show();
8858                 } else {
8859                         anim.done(function() {
8860                                 jQuery( elem ).hide();
8861                         });
8862                 }
8863                 anim.done(function() {
8864                         var prop;
8865                         jQuery.removeData( elem, "fxshow", true );
8866                         for ( prop in orig ) {
8867                                 jQuery.style( elem, prop, orig[ prop ] );
8868                         }
8869                 });
8870                 for ( index = 0 ; index < length ; index++ ) {
8871                         prop = handled[ index ];
8872                         tween = anim.createTween( prop, hidden ? dataShow[ prop ] : 0 );
8873                         orig[ prop ] = dataShow[ prop ] || jQuery.style( elem, prop );
8874
8875                         if ( !( prop in dataShow ) ) {
8876                                 dataShow[ prop ] = tween.start;
8877                                 if ( hidden ) {
8878                                         tween.end = tween.start;
8879                                         tween.start = prop === "width" || prop === "height" ? 1 : 0;
8880                                 }
8881                         }
8882                 }
8883         }
8884 }
8885
8886 function Tween( elem, options, prop, end, easing ) {
8887         return new Tween.prototype.init( elem, options, prop, end, easing );
8888 }
8889 jQuery.Tween = Tween;
8890
8891 Tween.prototype = {
8892         constructor: Tween,
8893         init: function( elem, options, prop, end, easing, unit ) {
8894                 this.elem = elem;
8895                 this.prop = prop;
8896                 this.easing = easing || "swing";
8897                 this.options = options;
8898                 this.start = this.now = this.cur();
8899                 this.end = end;
8900                 this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
8901         },
8902         cur: function() {
8903                 var hooks = Tween.propHooks[ this.prop ];
8904
8905                 return hooks && hooks.get ?
8906                         hooks.get( this ) :
8907                         Tween.propHooks._default.get( this );
8908         },
8909         run: function( percent ) {
8910                 var eased,
8911                         hooks = Tween.propHooks[ this.prop ];
8912
8913                 if ( this.options.duration ) {
8914                         this.pos = eased = jQuery.easing[ this.easing ](
8915                                 percent, this.options.duration * percent, 0, 1, this.options.duration
8916                         );
8917                 } else {
8918                         this.pos = eased = percent;
8919                 }
8920                 this.now = ( this.end - this.start ) * eased + this.start;
8921
8922                 if ( this.options.step ) {
8923                         this.options.step.call( this.elem, this.now, this );
8924                 }
8925
8926                 if ( hooks && hooks.set ) {
8927                         hooks.set( this );
8928                 } else {
8929                         Tween.propHooks._default.set( this );
8930                 }
8931                 return this;
8932         }
8933 };
8934
8935 Tween.prototype.init.prototype = Tween.prototype;
8936
8937 Tween.propHooks = {
8938         _default: {
8939                 get: function( tween ) {
8940                         var result;
8941
8942                         if ( tween.elem[ tween.prop ] != null &&
8943                                 (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {
8944                                 return tween.elem[ tween.prop ];
8945                         }
8946
8947                         // passing any value as a 4th parameter to .css will automatically
8948                         // attempt a parseFloat and fallback to a string if the parse fails
8949                         // so, simple values such as "10px" are parsed to Float.
8950                         // complex values such as "rotate(1rad)" are returned as is.
8951                         result = jQuery.css( tween.elem, tween.prop, false, "" );
8952                         // Empty strings, null, undefined and "auto" are converted to 0.
8953                         return !result || result === "auto" ? 0 : result;
8954                 },
8955                 set: function( tween ) {
8956                         // use step hook for back compat - use cssHook if its there - use .style if its
8957                         // available and use plain properties where available
8958                         if ( jQuery.fx.step[ tween.prop ] ) {
8959                                 jQuery.fx.step[ tween.prop ]( tween );
8960                         } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) {
8961                                 jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
8962                         } else {
8963                                 tween.elem[ tween.prop ] = tween.now;
8964                         }
8965                 }
8966         }
8967 };
8968
8969 // Remove in 2.0 - this supports IE8's panic based approach
8970 // to setting things on disconnected nodes
8971
8972 Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
8973         set: function( tween ) {
8974                 if ( tween.elem.nodeType && tween.elem.parentNode ) {
8975                         tween.elem[ tween.prop ] = tween.now;
8976                 }
8977         }
8978 };
8979
8980 jQuery.each([ "toggle", "show", "hide" ], function( i, name ) {
8981         var cssFn = jQuery.fn[ name ];
8982         jQuery.fn[ name ] = function( speed, easing, callback ) {
8983                 return speed == null || typeof speed === "boolean" ||
8984                         // special check for .toggle( handler, handler, ... )
8985                         ( !i && jQuery.isFunction( speed ) && jQuery.isFunction( easing ) ) ?
8986                         cssFn.apply( this, arguments ) :
8987                         this.animate( genFx( name, true ), speed, easing, callback );
8988         };
8989 });
8990
8991 jQuery.fn.extend({
8992         fadeTo: function( speed, to, easing, callback ) {
8993
8994                 // show any hidden elements after setting opacity to 0
8995                 return this.filter( isHidden ).css( "opacity", 0 ).show()
8996
8997                         // animate to the value specified
8998                         .end().animate({ opacity: to }, speed, easing, callback );
8999         },
9000         animate: function( prop, speed, easing, callback ) {
9001                 var empty = jQuery.isEmptyObject( prop ),
9002                         optall = jQuery.speed( speed, easing, callback ),
9003                         doAnimation = function() {
9004                                 // Operate on a copy of prop so per-property easing won't be lost
9005                                 var anim = Animation( this, jQuery.extend( {}, prop ), optall );
9006
9007                                 // Empty animations resolve immediately
9008                                 if ( empty ) {
9009                                         anim.stop( true );
9010                                 }
9011                         };
9012
9013                 return empty || optall.queue === false ?
9014                         this.each( doAnimation ) :
9015                         this.queue( optall.queue, doAnimation );
9016         },
9017         stop: function( type, clearQueue, gotoEnd ) {
9018                 var stopQueue = function( hooks ) {
9019                         var stop = hooks.stop;
9020                         delete hooks.stop;
9021                         stop( gotoEnd );
9022                 };
9023
9024                 if ( typeof type !== "string" ) {
9025                         gotoEnd = clearQueue;
9026                         clearQueue = type;
9027                         type = undefined;
9028                 }
9029                 if ( clearQueue && type !== false ) {
9030                         this.queue( type || "fx", [] );
9031                 }
9032
9033                 return this.each(function() {
9034                         var dequeue = true,
9035                                 index = type != null && type + "queueHooks",
9036                                 timers = jQuery.timers,
9037                                 data = jQuery._data( this );
9038
9039                         if ( index ) {
9040                                 if ( data[ index ] && data[ index ].stop ) {
9041                                         stopQueue( data[ index ] );
9042                                 }
9043                         } else {
9044                                 for ( index in data ) {
9045                                         if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
9046                                                 stopQueue( data[ index ] );
9047                                         }
9048                                 }
9049                         }
9050
9051                         for ( index = timers.length; index--; ) {
9052                                 if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {
9053                                         timers[ index ].anim.stop( gotoEnd );
9054                                         dequeue = false;
9055                                         timers.splice( index, 1 );
9056                                 }
9057                         }
9058
9059                         // start the next in the queue if the last step wasn't forced
9060                         // timers currently will call their complete callbacks, which will dequeue
9061                         // but only if they were gotoEnd
9062                         if ( dequeue || !gotoEnd ) {
9063                                 jQuery.dequeue( this, type );
9064                         }
9065                 });
9066         }
9067 });
9068
9069 // Generate parameters to create a standard animation
9070 function genFx( type, includeWidth ) {
9071         var which,
9072                 attrs = { height: type },
9073                 i = 0;
9074
9075         // if we include width, step value is 1 to do all cssExpand values,
9076         // if we don't include width, step value is 2 to skip over Left and Right
9077         includeWidth = includeWidth? 1 : 0;
9078         for( ; i < 4 ; i += 2 - includeWidth ) {
9079                 which = cssExpand[ i ];
9080                 attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
9081         }
9082
9083         if ( includeWidth ) {
9084                 attrs.opacity = attrs.width = type;
9085         }
9086
9087         return attrs;
9088 }
9089
9090 // Generate shortcuts for custom animations
9091 jQuery.each({
9092         slideDown: genFx("show"),
9093         slideUp: genFx("hide"),
9094         slideToggle: genFx("toggle"),
9095         fadeIn: { opacity: "show" },
9096         fadeOut: { opacity: "hide" },
9097         fadeToggle: { opacity: "toggle" }
9098 }, function( name, props ) {
9099         jQuery.fn[ name ] = function( speed, easing, callback ) {
9100                 return this.animate( props, speed, easing, callback );
9101         };
9102 });
9103
9104 jQuery.speed = function( speed, easing, fn ) {
9105         var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
9106                 complete: fn || !fn && easing ||
9107                         jQuery.isFunction( speed ) && speed,
9108                 duration: speed,
9109                 easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
9110         };
9111
9112         opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
9113                 opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;
9114
9115         // normalize opt.queue - true/undefined/null -> "fx"
9116         if ( opt.queue == null || opt.queue === true ) {
9117                 opt.queue = "fx";
9118         }
9119
9120         // Queueing
9121         opt.old = opt.complete;
9122
9123         opt.complete = function() {
9124                 if ( jQuery.isFunction( opt.old ) ) {
9125                         opt.old.call( this );
9126                 }
9127
9128                 if ( opt.queue ) {
9129                         jQuery.dequeue( this, opt.queue );
9130                 }
9131         };
9132
9133         return opt;
9134 };
9135
9136 jQuery.easing = {
9137         linear: function( p ) {
9138                 return p;
9139         },
9140         swing: function( p ) {
9141                 return 0.5 - Math.cos( p*Math.PI ) / 2;
9142         }
9143 };
9144
9145 jQuery.timers = [];
9146 jQuery.fx = Tween.prototype.init;
9147 jQuery.fx.tick = function() {
9148         var timer,
9149                 timers = jQuery.timers,
9150                 i = 0;
9151
9152         for ( ; i < timers.length; i++ ) {
9153                 timer = timers[ i ];
9154                 // Checks the timer has not already been removed
9155                 if ( !timer() && timers[ i ] === timer ) {
9156                         timers.splice( i--, 1 );
9157                 }
9158         }
9159
9160         if ( !timers.length ) {
9161                 jQuery.fx.stop();
9162         }
9163 };
9164
9165 jQuery.fx.timer = function( timer ) {
9166         if ( timer() && jQuery.timers.push( timer ) && !timerId ) {
9167                 timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval );
9168         }
9169 };
9170
9171 jQuery.fx.interval = 13;
9172
9173 jQuery.fx.stop = function() {
9174         clearInterval( timerId );
9175         timerId = null;
9176 };
9177
9178 jQuery.fx.speeds = {
9179         slow: 600,
9180         fast: 200,
9181         // Default speed
9182         _default: 400
9183 };
9184
9185 // Back Compat <1.8 extension point
9186 jQuery.fx.step = {};
9187
9188 if ( jQuery.expr && jQuery.expr.filters ) {
9189         jQuery.expr.filters.animated = function( elem ) {
9190                 return jQuery.grep(jQuery.timers, function( fn ) {
9191                         return elem === fn.elem;
9192                 }).length;
9193         };
9194 }
9195 var rroot = /^(?:body|html)$/i;
9196
9197 jQuery.fn.offset = function( options ) {
9198         if ( arguments.length ) {
9199                 return options === undefined ?
9200                         this :
9201                         this.each(function( i ) {
9202                                 jQuery.offset.setOffset( this, options, i );
9203                         });
9204         }
9205
9206         var docElem, body, win, clientTop, clientLeft, scrollTop, scrollLeft,
9207                 box = { top: 0, left: 0 },
9208                 elem = this[ 0 ],
9209                 doc = elem && elem.ownerDocument;
9210
9211         if ( !doc ) {
9212                 return;
9213         }
9214
9215         if ( (body = doc.body) === elem ) {
9216                 return jQuery.offset.bodyOffset( elem );
9217         }
9218
9219         docElem = doc.documentElement;
9220
9221         // Make sure it's not a disconnected DOM node
9222         if ( !jQuery.contains( docElem, elem ) ) {
9223                 return box;
9224         }
9225
9226         // If we don't have gBCR, just use 0,0 rather than error
9227         // BlackBerry 5, iOS 3 (original iPhone)
9228         if ( typeof elem.getBoundingClientRect !== "undefined" ) {
9229                 box = elem.getBoundingClientRect();
9230         }
9231         win = getWindow( doc );
9232         clientTop  = docElem.clientTop  || body.clientTop  || 0;
9233         clientLeft = docElem.clientLeft || body.clientLeft || 0;
9234         scrollTop  = win.pageYOffset || docElem.scrollTop;
9235         scrollLeft = win.pageXOffset || docElem.scrollLeft;
9236         return {
9237                 top: box.top  + scrollTop  - clientTop,
9238                 left: box.left + scrollLeft - clientLeft
9239         };
9240 };
9241
9242 jQuery.offset = {
9243
9244         bodyOffset: function( body ) {
9245                 var top = body.offsetTop,
9246                         left = body.offsetLeft;
9247
9248                 if ( jQuery.support.doesNotIncludeMarginInBodyOffset ) {
9249                         top  += parseFloat( jQuery.css(body, "marginTop") ) || 0;
9250                         left += parseFloat( jQuery.css(body, "marginLeft") ) || 0;
9251                 }
9252
9253                 return { top: top, left: left };
9254         },
9255
9256         setOffset: function( elem, options, i ) {
9257                 var position = jQuery.css( elem, "position" );
9258
9259                 // set position first, in-case top/left are set even on static elem
9260                 if ( position === "static" ) {
9261                         elem.style.position = "relative";
9262                 }
9263
9264                 var curElem = jQuery( elem ),
9265                         curOffset = curElem.offset(),
9266                         curCSSTop = jQuery.css( elem, "top" ),
9267                         curCSSLeft = jQuery.css( elem, "left" ),
9268                         calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1,
9269                         props = {}, curPosition = {}, curTop, curLeft;
9270
9271                 // need to be able to calculate position if either top or left is auto and position is either absolute or fixed
9272                 if ( calculatePosition ) {
9273                         curPosition = curElem.position();
9274                         curTop = curPosition.top;
9275                         curLeft = curPosition.left;
9276                 } else {
9277                         curTop = parseFloat( curCSSTop ) || 0;
9278                         curLeft = parseFloat( curCSSLeft ) || 0;
9279                 }
9280
9281                 if ( jQuery.isFunction( options ) ) {
9282                         options = options.call( elem, i, curOffset );
9283                 }
9284
9285                 if ( options.top != null ) {
9286                         props.top = ( options.top - curOffset.top ) + curTop;
9287                 }
9288                 if ( options.left != null ) {
9289                         props.left = ( options.left - curOffset.left ) + curLeft;
9290                 }
9291
9292                 if ( "using" in options ) {
9293                         options.using.call( elem, props );
9294                 } else {
9295                         curElem.css( props );
9296                 }
9297         }
9298 };
9299
9300
9301 jQuery.fn.extend({
9302
9303         position: function() {
9304                 if ( !this[0] ) {
9305                         return;
9306                 }
9307
9308                 var elem = this[0],
9309
9310                 // Get *real* offsetParent
9311                 offsetParent = this.offsetParent(),
9312
9313                 // Get correct offsets
9314                 offset       = this.offset(),
9315                 parentOffset = rroot.test(offsetParent[0].nodeName) ? { top: 0, left: 0 } : offsetParent.offset();
9316
9317                 // Subtract element margins
9318                 // note: when an element has margin: auto the offsetLeft and marginLeft
9319                 // are the same in Safari causing offset.left to incorrectly be 0
9320                 offset.top  -= parseFloat( jQuery.css(elem, "marginTop") ) || 0;
9321                 offset.left -= parseFloat( jQuery.css(elem, "marginLeft") ) || 0;
9322
9323                 // Add offsetParent borders
9324                 parentOffset.top  += parseFloat( jQuery.css(offsetParent[0], "borderTopWidth") ) || 0;
9325                 parentOffset.left += parseFloat( jQuery.css(offsetParent[0], "borderLeftWidth") ) || 0;
9326
9327                 // Subtract the two offsets
9328                 return {
9329                         top:  offset.top  - parentOffset.top,
9330                         left: offset.left - parentOffset.left
9331                 };
9332         },
9333
9334         offsetParent: function() {
9335                 return this.map(function() {
9336                         var offsetParent = this.offsetParent || document.body;
9337                         while ( offsetParent && (!rroot.test(offsetParent.nodeName) && jQuery.css(offsetParent, "position") === "static") ) {
9338                                 offsetParent = offsetParent.offsetParent;
9339                         }
9340                         return offsetParent || document.body;
9341                 });
9342         }
9343 });
9344
9345
9346 // Create scrollLeft and scrollTop methods
9347 jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) {
9348         var top = /Y/.test( prop );
9349
9350         jQuery.fn[ method ] = function( val ) {
9351                 return jQuery.access( this, function( elem, method, val ) {
9352                         var win = getWindow( elem );
9353
9354                         if ( val === undefined ) {
9355                                 return win ? (prop in win) ? win[ prop ] :
9356                                         win.document.documentElement[ method ] :
9357                                         elem[ method ];
9358                         }
9359
9360                         if ( win ) {
9361                                 win.scrollTo(
9362                                         !top ? val : jQuery( win ).scrollLeft(),
9363                                          top ? val : jQuery( win ).scrollTop()
9364                                 );
9365
9366                         } else {
9367                                 elem[ method ] = val;
9368                         }
9369                 }, method, val, arguments.length, null );
9370         };
9371 });
9372
9373 function getWindow( elem ) {
9374         return jQuery.isWindow( elem ) ?
9375                 elem :
9376                 elem.nodeType === 9 ?
9377                         elem.defaultView || elem.parentWindow :
9378                         false;
9379 }
9380 // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
9381 jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
9382         jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) {
9383                 // margin is only for outerHeight, outerWidth
9384                 jQuery.fn[ funcName ] = function( margin, value ) {
9385                         var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
9386                                 extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );
9387
9388                         return jQuery.access( this, function( elem, type, value ) {
9389                                 var doc;
9390
9391                                 if ( jQuery.isWindow( elem ) ) {
9392                                         // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
9393                                         // isn't a whole lot we can do. See pull request at this URL for discussion:
9394                                         // https://github.com/jquery/jquery/pull/764
9395                                         return elem.document.documentElement[ "client" + name ];
9396                                 }
9397
9398                                 // Get document width or height
9399                                 if ( elem.nodeType === 9 ) {
9400                                         doc = elem.documentElement;
9401
9402                                         // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest
9403                                         // unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.
9404                                         return Math.max(
9405                                                 elem.body[ "scroll" + name ], doc[ "scroll" + name ],
9406                                                 elem.body[ "offset" + name ], doc[ "offset" + name ],
9407                                                 doc[ "client" + name ]
9408                                         );
9409                                 }
9410
9411                                 return value === undefined ?
9412                                         // Get width or height on the element, requesting but not forcing parseFloat
9413                                         jQuery.css( elem, type, value, extra ) :
9414
9415                                         // Set width or height on the element
9416                                         jQuery.style( elem, type, value, extra );
9417                         }, type, chainable ? margin : undefined, chainable, null );
9418                 };
9419         });
9420 });
9421 // Expose jQuery to the global object
9422 window.jQuery = window.$ = jQuery;
9423
9424 // Expose jQuery as an AMD module, but only for AMD loaders that
9425 // understand the issues with loading multiple versions of jQuery
9426 // in a page that all might call define(). The loader will indicate
9427 // they have special allowances for multiple jQuery versions by
9428 // specifying define.amd.jQuery = true. Register as a named module,
9429 // since jQuery can be concatenated with other files that may use define,
9430 // but not use a proper concatenation script that understands anonymous
9431 // AMD modules. A named AMD is safest and most robust way to register.
9432 // Lowercase jquery is used because AMD module names are derived from
9433 // file names, and jQuery is normally delivered in a lowercase file name.
9434 // Do this after creating the global so that if an AMD module wants to call
9435 // noConflict to hide this version of jQuery, it will work.
9436 if ( typeof define === "function" && define.amd && define.amd.jQuery ) {
9437         define( "jquery", [], function () { return jQuery; } );
9438 }
9439
9440 })( window );