$(window).load(function(){

    // The window.load event guarantees that
    // all the images are loaded before the
    // auto-advance begins.

    var timeOut = null;

    $('#slideshow .arrow').click(function(e,simulated){
        
        // The simulated parameter is set by the
        // trigger method.
        
        if(!simulated){
            
            // A real click occured. Cancel the
            // auto advance animation.
            
            clearTimeout(timeOut);
        }
    });

    // A self executing named function expression:
    
    (function autoAdvance(){
        
        // Simulating a click on the next arrow.
        $('#slideshow .next').trigger('click',[true]);
        
        // Schedulling a time out in 6 seconds.
        timeOut = setTimeout(autoAdvance,6000);        
    })();

});