window.setInterval(function() {
        if (!document.getElementsByClassName) return;
        var pp, j, p;
        
        pp = document.getElementsByClassName("flashblock");
        for (j = pp.length; j-- > 0;) {
          p = pp[j].parentNode;
          p.nextSibling.style.display = "";
          p.parentNode.removeChild(p);
        } 

        var pp = document.getElementsByClassName("ujs_flashblock_placeholder");
        if (!pp.length) return;
        for (j = pp.length; j-- > 0;)
                pp[j].parentNode.removeChild(pp[j]);

        var ss = document.head.getElementsByTagName("style");
        for(j = ss.length; j-- > 0;)
                if (/\[classid\$=/.test(s.innerHTML))
                        document.head.removeChild(ss[j]);
}, 250);


