<html>
<head>
<meta charset="utf-8"/>
<title>Tree Update ARIA Owns Test</title>
</head>
<body id="body">
<div id="t1_container" aria-owns="t1_checkbox t1_button">
<div role="button" id="t1_button"></div>
<div role="checkbox" id="t1_checkbox">
<span id="t1_span">
<div id="t1_subdiv"></div>
</span>
</div>
</div>
<div id="t1_group" role="group"></div>
<div id="t1_grouptmp" role="group"></div>
<div id="t2_container1" aria-owns="t2_owned"></div>
<div id="t2_container2">
<div id="t2_container3"><div id="t2_owned" role="checkbox"></div></div>
</div>
<div id="t3_container1" aria-owns="t3_child"></div>
<div id="t3_child" role="checkbox"></div>
<div id="t3_container2"></div>
<div id="t4_container1" aria-owns="t4_child1 t4_child2"></div>
<div id="t4_container2">
<div id="t4_child1" style="display:none" role="checkbox"></div>
<div id="t4_child2" role="radio"></div>
</div>
<div id="t5_container">
<div role="button" id="t5_button"></div>
<div role="checkbox" id="t5_checkbox"></div>
<div role="radio" id="t5_radio"></div>
</div>
<div id="t6_container" aria-owns="t6_fake">
<span id="t6_span">hey</span>
</div>
<div id="t6_fake" role="group"></div>
</body>
</html>