MediaWiki:GoogleAnalytics.js

// Code to insert Google Analytics:

var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");

document.write("\x3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'\x3E\x3C/script\x3E");

addOnloadHook(trackPageView)

function trackPageView() {
  try {
    var pageTracker = _gat._getTracker("UA-8316288-7");
    pageTracker._trackPageview();
  } catch(err) {}
}

// Code to track external links via google analytics

// Cross-browser implementation of element.addEventListener()
function addListener(element, type, expression, bubbling) {
    bubbling = bubbling || false;

    if (window.addEventListener) { // Standard
        element.addEventListener(type, expression, bubbling);
        return true;
    } else if (window.attachEvent) { // IE
        element.attachEvent('on' + type, expression);
        return true;
    } else return false;
}
//This is what i want to do whenever someone clicks on the page
function itHappened(evt) {

    //Get the clicket element
    var tg = (window.event) ? evt.srcElement : evt.target;
    //If it is an A element
    if (tg.nodeName == 'A') {
        //And it is not an internal link
        if (tg.href.indexOf(location.host) == -1) {
            //Replace all odd characters, so that it works with Analytics Navigation analysis
            var url = tg.href.replace(/[^a-z|A-Z|0-9]/g, "_");
            //var txt = tg.innerHTML.replace(/[^a-z|A-Z|0-9]/g, "_");
            //var str = '/outgoinglink/-' + txt + '-' + url;
            var str = '/outgoinglink/-' + url;
            try {
                //Track it
                var pageTracker = _gat._getTracker("UA-8316288-7");
                pageTracker._trackPageview(str);
            }
            catch (err) {
                //alert('error: ' + err);
            }
        }
    }
}
//Add the click listener to the document
addListener(document, 'click', itHappened);