<html>
<head>
<script type="text/javascript">
function boom()
{
  var r = document.documentElement;
  while (r.firstChild)
    r.firstChild.remove();

  var b    = document.createElement("BODY");
  var s    = document.createElement("SCRIPT");
  var f1   = document.createElement("FORM");
  var i    = document.createElement("INPUT");
  var br   = document.createElement("BR");
  var f2   = document.createElement("FORM");
  var span = document.createElement("SPAN");
  f1.appendChild(i);
  f1.appendChild(br);
  s.appendChild(f1);
  b.appendChild(s);
  f2.appendChild(span);
  b.appendChild(f2)
  document.documentElement.appendChild(b);
  b.contentEditable = "true";
  document.execCommand("indent", false, null);
  b.contentEditable = "false";
  span.appendChild(i);
  i.remove();
}
</script>
</head>
<body onload="boom();">
</body>
</html>
