/******* CODE TO INITIALIZE pageTracker GOES HERE ********/

var ref = document.referrer;
if (ref.search(/www.google/) != -1 && ref.search(/prev/) != -1) {
    var regex = new RegExp("www.google.([^\/]+).*&prev=([^&]+)");
    var match = regex.exec(ref);
    pageTracker._clearOrganic();
    pageTracker._setReferrerOverride("http://images.google." + match[1] + unescape(match[2]));
    pageTracker._addOrganic("images.google." + match[1], "q");
}

/******* CODE TO TRACK PAGE VISIT GOES HERE ********/