function mycarousel_initCallback(carousel, state)
{
    // Lock until all items are loaded. That prevents jCarousel from
    // setup correctly and we have to do that in the ajax callback
    // function with carousel.setup().
    // We're doing that because we don't know the exact height of each
    // items until they are added to the list.
    carousel.lock();

    jQuery.get(
        '/index/carousel/',
        {
            'feed': ''
        },
        function(xml) {
            mycarousel_itemAddCallback(carousel, xml);
        },
        'xml'
    );
};

function mycarousel_itemAddCallback(carousel, xml)
{
    var $items = jQuery('item', xml);

    $items.each(function(i) {
        carousel.add(i + 1, mycarousel_getItemHTML(this));
    });

    carousel.size($items.size());

    // Unlock and setup.
    carousel.unlock();
    carousel.setup();
};

/**
 * Item html creation helper.
 */
function mycarousel_getItemHTML(item)
{
    return '<a href="'+$('url', item).text()+'" title="'+$('title', item).text()+'">'+$('title', item).text()+'</a>';
};

/**
 * Utility function for truncating a string without breaking words.
 */
function mycarousel_truncate(str, length, suffix) {


    if (suffix == undefined) {
        suffix = '...';
    }

    return str.substr(0, length).replace(/\s+?(\S+)?$/g, '') + suffix;
};

jQuery(document).ready(function() {
    /**
     * We show a simple loading indicator
     * using the jQuery ajax events
     */
    jQuery().ajaxStart(function() {
        jQuery(".jcarousel-clip-vertical").addClass('loading');
    });

    jQuery().ajaxStop(function() {
        jQuery(".jcarousel-clip-vertical").removeClass('loading');
    });

    jQuery('#mycarousel').jcarousel({
        vertical: true,
        size: 0,
        initCallback: mycarousel_initCallback,
        scroll:8
    });    

});