layout/reftests/margin-collapsing/block-first-child-1c-dyn.html

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