4 <script type=
"text/javascript">
6 // This will throw a HierarchyRequestError exception
7 var doc
= document
.implementation
.createDocument(null, 'DOC', null);
8 doc
.documentElement
.appendChild(doc
);
10 window
.addEventListener("load", init
);
14 Testcase for bug
415498. This page should show an exception in Error Console on load