<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<script type="text/javascript">

function boom()
{
  var video = document.createElement("video");
  var source = document.createElement("source");
  source.setAttributeNS(null, "src", "http://127.0.0.1/");
  video.appendChild(source);
  document.body.appendChild(video);
  setTimeout(function() { document.body.removeChild(video); }, 20);
}

</script>
</head>

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