气球的实例名为star1,魔法棒就不用我说了吧?var i = 1;onEnterFrame = function () { startDrag("star1", true); if (i>20) { i = 1; } duplicateMovieClip("star1", "star"+i, i); this["star"+i]._x = _root.star1._x; this["star"+i]._y = _root.star1._y; i++;};