jQuery Google Analytics Javascript Outbound Click Traffic Event Logging

jquery.ga.outbound.js

jQuery(document).ready(function () {
    jQuery('a').each(function () {
        var a = jQuery(this);
        var href = a.attr('href');
        if (href == undefined) return;
        var url = href.replace('http://', '').replace('https://', '');
        var hrefArray = href.split('.').reverse();
        var extension = hrefArray[0].toLowerCase();
        var hrefArray = href.split('/').reverse();
        var domain = hrefArray[2];
        var downloadTracked = false;
        if (jQuery.inArray(extension, analyticsFileTypes) != -1) {
            downloadTracked = true;
            a.click(function () {
                if (analyticsEventTracking == 'enabled') {
                    _gaq.push(['_trackEvent', 'Downloads', extension.toUpperCase(), href]);
                } else _gaq.push(['_trackPageview', analyticsDownloadsPrefix + url]);
            });
        }
        if ((href.match(/^http/)) && (!href.match(document.domain)) && (downloadTracked == false)) {
            a.click(function () {
                if (analyticsEventTracking == 'enabled') {
                    _gaq.push(['_trackEvent', 'Outbound Traffic', href.match(/:\/\/(.[^/]+)/)[1], href]);
                } else _gaq.push(['_trackPageview', analyticsOutboundPrefix + url]);
            });
        }
    });
});