<!DOCTYPE html>
<script>
    onload = function() {
    var elm = document.getElementById('elm');
    elm.offsetTop; // trigger layout
    elm.style.WebkitColumns = 'auto';
    elm.style.columns = 'auto';
    }
</script>
<p>There should be a blue <em>square</em> below.</p>
<div id="elm" style="-webkit-columns:4; columns:4; orphans:1; widows:1; width:16em; line-height:4em; background:blue;">
    <br>
    <br>
    <br>
    <br>
</div>
