<!DOCTYPE html>
<html>
<head>
</head>
<body onload="var s = document.getElementById('s'); s.parentNode.removeChild(s);">
<div style="height: 4em; -moz-column-count: 1;"><br><span id="s">foo<div style="float: right;">bar<div></div> baz</div></span></div>
</body>
</html>