<html>
<head>
<script>
function replacestyles(){
document.getElementById('a').setAttribute('style', 'border: 1px solid black; -moz-border-radius: 2em;');
document.body.offsetHeight;
}
</script>
</head>
<body style="direction: rtl; -moz-column-count: 2;" onload="document.body.offsetHeight; setTimeout(replacestyles,0);">
<div id="a">
<pre style="overflow: -moz-hidden-unscrollable;">
text
</pre>
</div>
</body>
</html>