368932-1.html
<!DOCTYPE html>
<html>
<head>
<script type="text/javascript">
function doTest() {
for (var i = 0; i < 10; ++i) {
// clear target element's content
document.getElementById("target-table").innerHTML = "";
// clone and append new row
cloned_row = document.getElementById("row-template").cloneNode(true);
document.getElementById("target-table").appendChild(cloned_row);
document.body.offsetWidth;
}
}
</script>
</head>
<body onload="doTest()">
<table><tr id="row-template"><td>cloning material</td></tr></table>
<table id="target-table"><tr><td>target table</td></tr></table>
</body>
</html>
