code: function (ev) {
              var carousel = this,
                  target = Event.getTarget(ev),
                   page = target.value,
                   item;
  
               if (page) {
                   item = carousel.getFirstVisibleOnPage(page);
                   carousel._selectedItem = item;
                   carousel.scrollTo(item);
                   carousel.focus();
              }
            }
docs: The "onchange" handler for select box pagination.
  
  @method _pagerChangeHandler
  @param {Event} ev The event object
  @protected