<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
<html>
<head>
<script src="../resources/js-test-pre.js"></script>
</head>
<body id="body">

<table id="table" border="1" cellspacing="1">
<tbody><tr><td><table border="1" width="100%"><tbody>
<tr><td><a href="/" accesskey="1">Home</a></td>
<td><a href="/">Help</a></td>
<td><a href="/">Login</a></td></tr></tbody></table>
</td></tr><tr><td colspan="4">
<input type="text"></td><td colspan="2"><a href="/">Tip us on news</a></td>
</tr></tbody></table>


<p id="description"></p>
<div id="console"></div>

<script>

    description("This tests that accessing invalid column headers does not crash.");

    if (window.accessibilityController) {
        var table = accessibilityController.accessibleElementById("table");

        var cell = table.childAtIndex(1).childAtIndex(1);
        // This should not crash.
        cell.attributesOfColumnHeaders();
    }

</script>

<script src="../resources/js-test-post.js"></script>
</body>
</html>