if (!omniture) { var omniture = new Object(); }

omniture = {
    trackImpressions: function () {
        $('.trackImpression').each(function (ind, el) {
            var s = s_gi('diesdiesggs');
            s.products = this.title;
            s.events = 'event4'; //reserve event for AdImpressions
            s.linkTrackVars = 'products,events';
            s.linkTrackEvents = 'event4';
            s.tl(this, 'o', 'Impression');
        });
    },
    trackClick: function () {
    }
}