e> test</p>
  
  <script type="text/javascript">
    $('mouseenter').observe('click', function() {
      $('mouseenter').insert("<br />carefully mouse over the word 'mouseenter', then outside of the box entirely");
      $('mouseenter').observe('mouseenter', function(event) {
        this.failed();
        $('mouseenter').stopObserving();
      });
      $('mouseenter').observe('mouseleave', function(event) {
        if ($(event.relatedTarget).descendantOf($('mouseenter'))) {
          $('mouseenter').faile