<!DOCTYPE html>
<html>
<head>
<script>

function boom()
{
  var r = document.documentElement;
  var i = document.getElementById("i");

  document.removeChild(r);
  document.appendChild(r);
  w("dump('A\\n')");
  document.removeChild(r);
  w("dump('B\\n')");
  document.appendChild(r);

  function w(s)
  {
    var ns = document.createElement("script");
    var nt = document.createTextNode(s);
    ns.appendChild(nt);
    i.appendChild(ns);
  }
}

</script>
</head>

<body onload="boom();"><input id="i"></body>
</html>
