jQuery: Display favicon next to external link

gistfile1

jQuery(document).ready(function() {
    jQuery("article a[href*='//']:not([href*='" + document.location.hostname + "']):not(:has(*))").each(function() {
        jQuery(this).css({
            background: "url(http://www.google.com/s2/favicons?domain=" + this.hostname + ") left center no-repeat",
            "padding-left": "22px"
        });
    });
});