layout/reftests/margin-collapsing/fieldset-sibling-2b-dyn.html

   1 <!DOCTYPE html>
   2 <html class="reftest-wait">
   3 <head>
   4 <style type="text/css">
   5 fieldset {
   6  height: 20px;
   7  padding: 0;
   8  border: none;
   9  background-color: green;
  10 }
  11 #top {
  12  margin: 0 0 20px;
  13 }
  14 #middle {
  15  margin: 0;
  16 }
  17 #bottom {
  18  margin: 20px 0 0;
  19 }
  20 </style>
  21 <script type="text/javascript">
  22 function test() {
  23  document.getElementById('middle').style.margin = '10px 0';
  24  document.documentElement.removeAttribute('class');
  25 }
  26 document.addEventListener('MozReftestInvalidate', test);
  27 </script>
  28 </head>
  29 <body>
  30 <fieldset id="top"></fieldset>
  31 <fieldset id="middle"></fieldset>
  32 <fieldset id="bottom"></fieldset>
  33 </body>
  34 </html>