function slideSwitch(id, websiteType) {
    var active = jQuery("#"+id+" img.active");
    if(active.length == 0)
    {
    	active = jQuery("#"+id+" img:last");
    }
    var next =  active.next().length ? active.next() : jQuery("#"+id+" img:first");
    active.addClass("last-active");
    next.css({opacity: 0.0}).addClass("active").animate({opacity: 1.0}, 1000, function() {
    	active.removeClass("active last-active");
    });
    jQuery.ajax({url: "save_current_background.php?id="+next[0].id+"&websiteType="+websiteType});
}