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

function boom()
{
  var frame = document.getElementById("f");
  var frameDoc = frame.contentDocument;
  document.body.removeChild(frame);
  try { frameDoc.shrinkToFit(); }catch(e){}
  try { frameDoc.restoreImageTo(1,1); }catch(e){}
  try { frameDoc.restoreImage(); }catch(e){}
  try { frameDoc.toggleImageSize(); }catch(e){}
}

</script>
</head>

<body onload="boom();">
<iframe id="f" src="data:image/gif;base64,R0lGODlhAQABAID/AP///wAAACwAAAAAAQABAAACAkQBADs="></iframe>
</body>
</html>