<!DOCTYPE html>
<html>
<head>
<script type="text/javascript">
function boom()
{
document.documentElement.style.MozColumnCount = '3';
document.documentElement.offsetHeight;
document.documentElement.style.MozColumnCount = '';
}
</script>
<style type="text/css">
html:before { content: '0'; }
</style>
</head>
<frameset onload="boom();"></frameset>
</html>