<!DOCTYPE html>
<html id="theroot" style="background-color: red" class="reftest-wait">
  <head>
    <script>
      function dodisplaynone() {
        document.getElementById('theroot').style.display = 'none';
        document.documentElement.className = "";
      }
      document.addEventListener("MozReftestInvalidate", dodisplaynone, false);
    </script>
  </head>
  <body>
  </body>
</html>