<html>
<head>
<script src="inspector-wrappers-test-utils.js"></script>
</head>
<body>
<script>
document.body.__defineGetter__("__treeElementIdentifier", function() {
try { doAttack(); } catch(ex) { }
return this.___treeElementIdentifier;
});
document.body.__defineSetter__("__treeElementIdentifier", function(val) {
this.___treeElementIdentifier = val;
});
</script>
<script>instructions({trigger: "Collapse and expand the <body/> tag"});</script>
</body>
</html>