inserttoparentandchild-1.html

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<html class="reftest-wait">

<head>

<script>

function boom()

  document.body.offsetHeight;

  var fivediv = document.getElementById("five");

  var parent = fivediv.parentNode;

  for (var i = 3; i <= 4; i++) {

    var newdiv = document.createElement("div");

    newdiv.appendChild(document.createTextNode(i));

    parent.insertBefore(newdiv, fivediv);

  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 id="five">

  <div>5a</div>

  <div id="fivedee">5d</div>

</div>

<div>6</div>

<div>7</div>

<div>8</div>

<div>9</div>

</body>

</html>