function screenshots_initCallback(carousel) {
    jQuery('.screenshots ul').bind('mousewheel', function(event, delta) {
        if (delta < 0) {
            carousel.next();
        }
        else if (delta > 0) {
            carousel.prev();
        }
        return false;
    });
    
    // Disable autoscrolling if the user clicks the prev or next button.
    carousel.buttonNext.bind('click', function() {
        carousel.startAuto(0);
    });
 
    carousel.buttonPrev.bind('click', function() {
        carousel.startAuto(0);
    });
 
    // Pause autoscrolling if the user moves with the cursor over the clip.
    carousel.clip.hover(function() {
        carousel.stopAuto();
    }, function() {
        carousel.startAuto();
    });
};

$(document).ready(function(){
    $('.screenshots ul').jcarousel({ scroll: 1, auto: 2, wrap: "both", initCallback: screenshots_initCallback });
});