<!DOCTYPE html> <title>outerHTML: child of #document</title> <link rel="author" title="Ms2ger" href="mailto:ms2ger@gmail.com"> <link rel="help" href="http://html5.org/specs/dom-parsing.html#outerhtml"> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <div id="log"></div> <script> test(function() { assert_throws("NO_MODIFICATION_ALLOWED_ERR", function() { document.documentElement.outerHTML = "<html><p>FAIL: Should have thrown an error<\/p><\/html>"; }) }); </script>