Action Tracker...

gistfile1.txt

/**
 *
 * Some boilerplate code to explain tracking... 
 *
 * @param jQuery $form - a form to bind the action against.
 * @param string url - where to post tracking data
 */
function TrackActionForm($form, url){
    
    $form.submit(function(e){
        var data = {
            // Put data from form here.
            referrer: window.location
        };
        
        if (jQuery.data($form, 'tracked') !== 'true') {
            // Prevent default submit action...
            e.preventDefault();
            $.post(url, data, function(){
                // Do this when complete
                jQuery.data($form, 'tracked', 'true');
                $form.submit();
            }, 'jsonp');
        }
        
    });   
}