<html class="reftest-wait">
<head>

<script>
function boom()
{
  document.body.offsetHeight;

  var eightdiv = document.getElementById("eight");
  var parent = eightdiv.parentNode;

  for (var i = 6; i <= 7; i++) {
    var newdiv = document.createElement("div");
    newdiv.appendChild(document.createTextNode(i));
    parent.insertBefore(newdiv, eightdiv);
  }

  var fivedeediv = document.getElementById("fivedee");
  parent = fivedeediv.parentNode;

  var newdiv = document.createElement("div");
  newdiv.appendChild(document.createTextNode("5b"));
  parent.insertBefore(newdiv, fivedeediv);

  newdiv = document.createElement("div");
  newdiv.appendChild(document.createTextNode("5c"));
  parent.insertBefore(newdiv, fivedeediv);

  document.body.offsetHeight;
  document.documentElement.className = "";
}
</script>

</head>
<body onload="boom();">
<div>1</div>
<div>2</div>
<div>3</div>
<div>4</div>
<div id="five">
  <div>5a</div>
  <div id="fivedee">5d</div>
</div>
<div id="eight">8</div>
<div>9</div>
</body>
</html>