ArachnidRocketgum/web/static/js/rocket.js

   1 var initial = 15000;
   2 var pause = 10000;
   3 var delta = 100;
   4
   5 function faster() {
   6   if (delta > 1)
   7     delta >>= 1;
   8 }
   9
  10 function slower() {
  11   if (delta < 10000000)
  12     delta <<= 1;
  13 }
  14
  15 function longer() {
  16   if (pause < 1000000)
  17     pause <<= 1;
  18 }
  19
  20 function shorter() {
  21   if (pause > 1)
  22     pause >>= 1;
  23 }
  24
  25 function MWJ_findObj( oName, oFrame, oDoc ) {
  26   /* MWJ_findObj function got from
  27    * http://www.howtocreate.co.uk/tutorials/javascript/elementcontents
  28    *
  29    * if not working on a layer, document should be set to the
  30    * document of the working frame
  31    * if the working frame is not set, use the window object
  32    * of the current document
  33    * WARNING: - cross frame scripting will cause errors if
  34    * your page is in a frameset from a different domain */
  35   if( !oDoc ) { if( oFrame ) { oDoc = oFrame.document; } else { oDoc = window.document; } }
  36
  37   //check for images, forms, layers
  38   if( oDoc[oName] ) { return oDoc[oName]; }
  39
  40   //check for pDOM layers
  41   if( oDoc.all && oDoc.all[oName] ) { return oDoc.all[oName]; }
  42
  43   //check for DOM layers
  44   if( oDoc.getElementById && oDoc.getElementById(oName) ) {
  45     return oDoc.getElementById(oName); }
  46
  47   //check for form elements
  48   for( var x = 0; x < oDoc.forms.length; x++ ) {
  49     if( oDoc.forms[x][oName] ) { return oDoc.forms[x][oName]; } }
  50
  51   //check for anchor elements
  52   //NOTE: only anchor properties will be available,
  53   //NOT link properties (in layers browsers)
  54   for( var x = 0; x < oDoc.anchors.length; x++ ) {
  55     if( oDoc.anchors[x].name == oName ) {
  56       return oDoc.anchors[x]; } }
  57
  58   //check for any of the above within a layer in layers browsers
  59   for( var x = 0; document.layers && x < oDoc.layers.length; x++ ) {
  60     var theOb = MWJ_findObj( oName, null, oDoc.layers[x].document );
  61       if( theOb ) { return theOb; } }
  62
  63   //check for frames, variables or functions
  64   if( !oFrame && window[oName] ) { return window[oName]; }
  65   if( oFrame && oFrame[oName] ) { return oFrame[oName]; }
  66
  67   //if checking through frames, check for any of the above within
  68   //each child frame
  69   for( var x = 0; oFrame && oFrame.frames && x < oFrame.frames.length; x++ ) {
  70     var theOb = MWJ_findObj( oName, oFrame.frames[x], oFrame.frames[x].document ); if( theOb ) { return theOb; } }
  71
  72   return null;
  73 }
  74
  75  var itersLeft = 0;
  76  var set = 0;
  77
  78  function go() {
  79    var theOb = MWJ_findObj( 'your_mom' );
  80    for (i = 0; i < setSize; i++) {
  81      var newdiv = document.createElement('span');
  82      newdiv.setAttribute('id', 'thing_' + i);
  83      newdiv.setAttribute('class', margins[i]);
  84      newdiv.innerHTML = contents[0][i][0];
  85      theOb.appendChild(newdiv);
  86      wordsLeft[i] = contents[0][i].length - 1;
  87      itersLeft += wordsLeft[i];
  88    }
  89    setTimeout(iterate, initial);
  90  }
  91
  92  function iterate() {
  93    if (itersLeft == 0) {
  94      set = (set + 1) % sets;
  95      for (i = 0; i < setSize; i++) {
  96        wordsLeft[i] = contents[set][i].length - 1;
  97        itersLeft += wordsLeft[i];
  98      }
  99      setTimeout(iterate, pause);
 100      return;
 101    }
 102
 103    var ind = Math.floor(Math.random() * itersLeft);
 104    var i = findIndex(ind);
 105    var newdiv = MWJ_findObj('thing_' + i);
 106
 107    var index = contents[set][i].length - wordsLeft[i];
 108    if (index <= 0) {
 109      alert("too small @" + i);
 110    }
 111    if (index >= contents[set][i].length) {
 112      alert("too big @" + i);
 113    }
 114    newdiv.innerHTML = contents[set][i][index];
 115
 116    wordsLeft[i]--;
 117    itersLeft--;
 118    setTimeout(iterate, delta);
 119  }
 120
 121  function findIndex(ind) {
 122    var count = wordsLeft[0];
 123    var i = 0;
 124    while (count <= ind) {
 125      i++;
 126      count += wordsLeft[i];
 127    }
 128    return i;
 129  }