window.clk = function(url,category) {
    if(document.images)
        {
            var a=encodeURIComponent||escape;
            (new Image).src="/url?action=Track"+(category?"&category="+a(category):"")+(url?"&url="+a(url.replace(/#.*/,"")).replace(/\+/g,"%2B"):"")
        }
    return true
};


function addClickTrackingListeners()
{
    if($($('content')))
    {
        var elems = $($('content')).getElementsBySelector('a');
        elems.each(function(item) {
            
            if(item.href.indexOf(document.domain)==-1) //Not a local link.
            {
                item.observe('click', function(event) {
                    clk(item.href, 'content');
                });
            }
        });
    }
}


Event.observe(window, 'load', addClickTrackingListeners);