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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
  <title>Canvas subdom mutation</title>

  <link rel="stylesheet" type="text/css"
        href="chrome://mochikit/content/tests/SimpleTest/test.css" />

  <script type="application/javascript"
          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>

  <script type="application/javascript"
          src="../common.js"></script>
  <script type="application/javascript"
          src="../role.js"></script>

  <script>
  <![CDATA[
    function doTest()
    {
      var the_displayNone = getNode("the_displaynone");
      var the_table = getNode("the_table");
      var the_row = getNode("the_row");
      ok(isAccessible(the_table), "table should be accessible");
      the_displayNone.appendChild(the_table);
      ok(!isAccessible(the_table), "table in display none tree shouldn't be accessible");

      setTimeout(function() {
        document.body.removeChild(the_row);
        // make sure no accessibles have stuck around.
        ok(!isAccessible(the_row), "row shouldn't be accessible");
        ok(!isAccessible(the_table), "table shouldn't be accessible");
        ok(!isAccessible(the_displayNone), "display none things shouldn't be accessible");
        SimpleTest.finish();
      }, 0);
    }

    SimpleTest.waitForExplicitFinish();
    addA11yLoadEvent(doTest);
  ]]>
  </script>
</head>
<body>

  <a target="_blank"
     title="test accessible removal when reframe root isn't accessible"
     href="https://bugzilla.mozilla.org/show_bug.cgi?id=852150">
    Mozilla Bug 852150
  </a>

  <p id="display"></p>
  <div id="content" style="display: none"></div>
  <pre id="test">
  </pre>

  <div id="the_displaynone" style="display: none;"></div>
  <table id="the_table"></table>
  <tr id="the_row"></tr>
</body>
</html>