<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<style type="text/css">
td:first-letter { }
</style>
<script type="text/javascript">
function boom()
{
var tbody = document.getElementById("tbody");
document.documentElement.offsetHeight;
tbody.style.direction = "rtl";
document.documentElement.offsetHeight;
tbody.style.direction = "";
document.documentElement.offsetHeight;
}
</script>
</head>
<body onload="boom();">
<table><tbody id="tbody"><tr><td><span>1 2</span></td></tr></tbody></table>
</body>
</html>