<p>Test for <a href="http://bugzilla.opendarwin.org/show_bug.cgi?id=8272">bug 8272</a>:
Use of window.open & window.close can cause crash.</p>
<ol>
  <li>(Get a dual processor Mac.)</li>
  <li>Disable popup blocking in Safari.</li>
  <li>Click the Start button.</li>
  <li>As the test runs, move the mouse around.</li>
  <li>If Safari doesn't crash in a while, interrupt the test by pressing Cmd+W.</li>
</ol>

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