Bug 556311 - Explanatory animation not visible at about:firstrun, requires scrolling it in view [r=mark.finkle]

mobile/chrome/content/firstrun/firstrun.xhtml

@@ -108,6 +108,7 @@
         document.getElementById("show-demo").addEventListener("click", function() {
           document.getElementById("demo").style.display = "block";
           document.getElementById("animation").setAttribute("src", preload.src);
+          document.getElementById("demo").scrollIntoView();
         }, false);
       </script>
     </div>