<html xmlns="http://www.w3.org/1999/xhtml" xmlns:svg="http://www.w3.org/2000/svg" >
<head>
<script>

function boom()
{
  var circle = document.getElementById("circle");
  document.removeChild(document.documentElement);
  document.appendChild(circle);
}

</script>
</head>

<body onload="boom()">

<svg:circle id="circle" />

</body>
</html>