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Test Info:

<html>
<head>
<script>
function boom()
{
var f = function() {
document.documentElement.offsetHeight;
};
window.addEventListener("DOMSubtreeModified", f, true);
document.getElementsByTagName("table")[0].setAttribute("cellpadding", "2");
}
</script>
</head>
<body onload="boom();">
<table><tr><td></td></tr></table>
</body>
</html>