<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
        "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<script>
function debug(str) {
    var c = document.getElementById('console')
    c.appendChild(document.createTextNode(str + '\n'));
}

function runTests() {
    if (window.testRunner) testRunner.dumpAsText();
    
    var parser = new DOMParser();
    parser.test = "test"
}

</script>
</head>
<body onload="runTests();">
This creates a DOMParser object and tries to assign it to a variable. If the test is successful, it should not crash. 
<pre id="console">
</pre>
</body>
</html>