<?xml version="1.0"?>
<?xml-stylesheet href="chrome://global/skin/" type="text/css"?>
<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
<body xmlns="http://www.w3.org/1999/xhtml">

<script>
<![CDATA[
document.getBoxObjectFor(document.getElementsByTagName("body")[0]).setProperty("foo", undefined);
]]>
</script>

</body>
</window>
