layout/reftests/margin-collapsing/block-overflow-5c-dyn.html

   1 <!DOCTYPE html>
   2 <html class="reftest-wait">
   3 <head>
   4 <style type="text/css">
   5 #separator-top {
   6  height: 20px;
   7  margin-bottom: 10px;
   8  background-color: green;
   9 }
  10 #overflow {
  11  height: 40px;
  12  margin: 20px 0;
  13  background-color: green;
  14 }
  15 #separator-bottom {
  16  height: 20px;
  17  margin-top: 10px;
  18  background-color: green;
  19 }
  20 </style>
  21 <script type="text/javascript">
  22 function test() {
  23  document.getElementById('overflow').style.overflowY = 'scroll';
  24  document.documentElement.removeAttribute('class');
  25 }
  26 document.addEventListener('MozReftestInvalidate', test);
  27 </script>
  28 </head>
  29 <body>
  30 <div id="separator-top"></div>
  31 <div id="overflow"></div>
  32 <div id="separator-bottom"></div>
  33 </body>
  34 </html>