<!DOCTYPE html>
<html>
<head>
<style>
#colgrp { 
    display: table-footer-group;
}

.class1 {
    text-transform: capitalize;
    display: -webkit-box;
}
</style>
<script>
    if (window.accessibilityController)
        accessibilityController.focusedElement;
    if (window.testRunner)
        testRunner.dumpAsText();
    function runTest() {
        textarea.setSelectionRange(30, 1);
        option.defaultSelected = true;
        col.setAttribute("aria-labeledby", "link");
    }
</script>
</head>
PASS if no crash.
<body onload=runTest()>
<link id="link">
<table>
<colgroup id="colgrp">
<col id="col" tabindex="1"></col>
<thead class="class1">
<th class="class1">
<textarea id="textarea" readonly="readonly"></textarea>
<option id="option"></option>
</body>
</html>