var current = ui.item.index();
                    $('#block_question').text('prev ' + prev + ' current ' + current)
                    $('#block_question').dialog({
                        modal: true,
                        dialogClass: "no-close",
                        draggable: false,
                        title: "Info!!",
                        buttons: [
                            {
                                text: "OK",
                                click: function () {
              