getCursorPositionOfPage

var getCursorPositionOfPage = function(e){
    var x, y;

    e = e || window.event;

    x = e.pageX || (e.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft));
    y = e.pageY || (e.clientY + (document.documentElement.scrollTop  || document.body.scrollTop));

    return {
        'x':x,
        'y':y
    };
};