Opening the awesome event now! :javascript var ref = document.referrer; if(ref && ref.toLowerCase().indexOf("twitter.com")!==-1){ window.location.href="/"; } var appstorefail = "itms://itunes.apple.com/us/app/tminus-make-share-countdown/id507726329?mt=8"; function applink(fail){ return function(){ var clickedAt = +new Date; // During tests on 3g/3gs this timeout fires immediately if less than 500ms. setTimeout(function(){ // To avoid failing on return to MobileSafari, ensure freshness! if (+new Date - clickedAt < 2000){ window.location = fail; } }, 500); }; } document.getElementById("applink1").onclick = applink(appstorefail); var button = document.getElementById("applink1") simulateClick("applink1"); function simulateClick(elId) { var evt; var el = document.getElementById(elId); if (document.createEvent) { evt = document.createEvent("MouseEvents"); evt.initMouseEvent("click", true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null); } (evt) ? el.dispatchEvent(evt) : (el.click && el.click()); }