<html xmlns="http://www.w3.org/1999/xhtml" class="reftest-wait">
<head>

<bindings xmlns="http://www.mozilla.org/xbl">
  <binding id="a"><content></content></binding>
  <binding id="b"><content><style xmlns="http://www.w3.org/1999/xhtml" style="display: none;">* { overflow: hidden; }</style><children xmlns="http://www.mozilla.org/xbl"/></content></binding>
</bindings>

<script type="text/javascript" style="display: none">

function one()
{
  while (document.documentElement.firstChild) document.documentElement.removeChild(document.documentElement.firstChild)
  document.documentElement.style.MozBinding = 'url("#a")';
  setTimeout(two, 1);
}

function two()
{
  document.documentElement.style.MozBinding = 'url("#b")';
  setTimeout(three, 1);
}

function three()
{
  document.documentElement.style.MozBinding = 'url("#a")';
  document.documentElement.removeAttribute("class");
}

</script>
</head>

<body onload="one();"></body>
</html>