jQuery(document).ready(function () {
       if (jQuery(".ms-vb-icon a img").size() > 0) {
           jQuery(".ms-vb-icon a img").attr("src", jQuery(".ms-vb-icon a img").attr("src").replace("/_layouts/images/icgen.gif", "/_layouts/images/icpijl.gif"));
           jQuery(".ms-vb-icon a img").attr("src", jQuery(".ms-vb-icon a img").attr("src").replace("/_layouts/images/icpdf.gif", "/_layouts/images/icpijl.gif"));
       }
});