<!DOCTYPE HTML><html><head>
  <script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
</head>
<body>
<textarea id="t" rows="4" style="-moz-appearance: none"></textarea>
<script>
  var area = document.getElementById('t');
  area.focus();

  sendKey('RETURN'); // press Enter twice
  sendKey('RETURN');
  sendKey('BACK_SPACE'); // press Backspace once
</script>
</body>
</html>