LayoutTests/fast/css/important-js-override.html

   1 <div id="a" style="background-color: green !important">The background of this element should be green. It is </div>
   2 <script>
   3     if (window.layoutTestController)
   4         layoutTestController.dumpAsText();
   5     var a = document.getElementById("a");
   6     a.style.backgroundColor = "red";
   7     a.innerHTML += a.style.backgroundColor;
   8 </script>