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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<script type="text/javascript">
function boom()
{
var textB = document.createTextNode("b");
var textC = document.createTextNode("c");
var textN = document.createTextNode("n");
var textP = document.createTextNode("p");
var blv = document.createElementNS("http://www.w3.org/1999/xhtml", "div");
var odj = document.createElementNS("http://www.w3.org/1999/xhtml", "div");
var tr = document.createElementNS("http://www.w3.org/1999/xhtml", "tr");
var td = document.createElementNS("http://www.w3.org/1999/xhtml", "td");
var mathMO = document.createElementNS("http://www.w3.org/1998/Math/MathML", "mo");
td.appendChild(textB);
document.body.appendChild(blv);
blv.appendChild(tr);
blv.appendChild(mathMO);
mathMO.appendChild(textP);
odj.appendChild(td);
odj.appendChild(textN);
blv.removeChild(tr);
mathMO.appendChild(odj);
td.removeChild(textB);
blv.appendChild(textC);
document.body.appendChild(odj);
odj.insertBefore(mathMO, textN);
document.body.appendChild(mathMO);
mathMO.appendChild(odj);
}
</script>
</head>
<body onload="boom();"></body>
</html>
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