<!DOCTYPE html>
<html>
<head>
<script type="text/javascript">

function boom()
{
  document.getElementById("s").focus();
  try { 
    document.execCommand("insertorderedlist", false, null);
  } catch(e) { }
}

</script>
</head>

<body onload="boom();"><span id="s" contenteditable="true">One<div></div></span><marquee></marquee></body>

</html>