layout/reftests/margin-collapsing/block-no-content-4a-dyn.html

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