<!DOCTYPE html>
<html class="reftest-wait">
  <!-- Test: when changing the 'value' IDL property, the thumb of the range
             should be moved to the appropriate position -->
  <script type="text/javascript">
    function setValue()
    {
      document.getElementById('i').stepDown();
      document.documentElement.className = '';
    }
    document.addEventListener("MozReftestInvalidate", setValue);
  </script>
  <body>
    <input type=range id='i' value=100 step=25 style='-moz-appearance:none'>
  </body>
</html>