var ddl = fvdSynchronizer.DragNDropList([], {
                    noGenerateHtml: true,
                    container: ul
                });

                ddl.onBeginDrag = function(ev) {
                  console.log('onBeginDrag', this, arguments);
                };

                ddl.onEndDrag  = function(ev) {
                  console.log('onEndDrag', this, arguments);
                };

                ddl.onMoved    = function(ev, newPos) {
                  console.log('onMoved', this, arguments);
                };