ttp://'; var m = document.referrer.match(/https?:\/\/([a-z]+\.[a-z\.]+)/i); var r = (m && m[1] != document.location.hostname) ? ('&ref=' + escape(document.referrer)) : ''; t.src = p + h + '/?async=1&aid=' + a + r; var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(t, s); })(); s.parentNode.insertBefore(t, s); })(); strong> to make this app work.