<!DOCTYPE html>
<html>
<head>
<script src="../../resources/js-test.js"></script>
<script>
description('Access key should work when input type attribute is mutated. To test this manually, press the &lt;alt&gt;+k keys (on Mac OS X, press &lt;Ctrl&gt;+&lt;Opt&gt; instead of &lt;alt&gt;).');

jsTestIsAsync = true;

function pressKey(key)
{
    if (navigator.userAgent.search(/\bMac OS X\b/) !== -1)
        modifiers = ["ctrlKey", "altKey"];
    else
        modifiers = ["altKey"];

    if (window.eventSender)
        eventSender.keyDown(key, modifiers);
}

function eventhandler()
{
    input.type = "button"
}

function start()
{
    pressKey('k');
    testPassed('if not crashed.');
    finishJSTest();
}
</script>
</head>
<body>
<input id="input" type="range" accesskey="k" onfocus="eventhandler()">
<iframe onload="start()"></iframe>
</body>
</html>