function mycarousel_itemVisibleInCallback(carousel, item, i, state, evt)
{
    var idx = carousel.index(i, mycarousel_itemList.length);
    carousel.add(i, mycarousel_getItemHTML(mycarousel_itemList[idx - 1]));
};

function mycarousel_itemVisibleOutCallback(carousel, item, i, state, evt)
{
    carousel.remove(i);
};

function mycarousel_getItemHTML(item)
{
    return '<p><a href="' + item.href + '"><span>' + item.title + '</span><img src="' + item.url + '"  alt="' + item.title + '" /></a></p>';
};

$("document").ready(function(){
	jQuery("#listadoProductos").jcarousel({
		wrap: "circular",
        itemVisibleInCallback: {onBeforeAnimation: mycarousel_itemVisibleInCallback},
        itemVisibleOutCallback: {onAfterAnimation: mycarousel_itemVisibleOutCallback}
	});
 });