<html>
<head>
<style></style>
<script>
try { o1 = document.createElement('acronym') } catch(e) { }
try { o2 = document.createElement('video') } catch(e) { }
try { o3 = document.createElement('progress') } catch(e) { }
try { document.documentElement.appendChild(o1) } catch(e) { }
try { document.documentElement.appendChild(o2) } catch(e) { }
try { o1.appendChild(o3) } catch(e) { }
try { o3.style.writingMode = 'sideways-lr' } catch(e) { }
try { document.styleSheets[0].insertRule('* { -moz-column-width: calc(15px); display: flow-root}', 0); } catch(e) { }
</script>
</head>
</html>