function mycarousel_onScroll(carousel, li, index, state) {
  jQuery.cookie("cstart", index);
}
jQuery(document).ready(function() {
    var cstart = jQuery.cookie("cstart") || 0;
    jQuery('#mycarousel').jcarousel({
        vertical: true,
        scroll: 3,
        start: cstart,
        itemFirstInCallback: {
          onAfterAnimation: mycarousel_onScroll
        }
    });
});