/**
 * Description: Bubbles window events
 * Author: Peter Hammans | Wead Ltd 
 * Email: peter.hammans@wead.co.uk
 **/
function attachEvent(oFunction, sEvent) {
    var oOriginal = window[sEvent];
    if(typeof(oOriginal) != "function") {
        window[sEvent] = oFunction;
    } else {
        window[sEvent] = function() {
            oOriginal();
            oFunction();
        };
    };
};