//////////////////创建大图片影片剪辑//////////////////
this.createEmptyMovieClip("dtp_mc", this.getNextHighestDepth());
dtp_mc._x = 0;
dtp_mc._y = 100;
dtp_mc.setMask(mask_mc);
dtp_mc.createEmptyMovieClip("dgdtp_mc", this.getNextHighestDepth());
var image_mcl:MovieClipLoader = new MovieClipLoader();
anzs_mc.swapDepths(dtp_mc);
/////////////循环语句///////////
for (i=4; i>0; i--) {
//////////////////载入外部图片及坐标//////////////////
dtp_mc.dgdtp_mc.duplicateMovieClip("tp"+i+"_mc", i);
this.dtp_mc["tp"+i+"_mc"]._x = 320*(i-1)+115;
image_mcl.loadClip("d"+i+".jpg", "dtp_mc.tp"+i+"_mc");
//////////////////缩略图的坐标/////////////////
this["xtp"+i+"_mc"]._x = 80*(i-1)+115;
anzs_mc._x = 115;
this["xtp"+i+"_mc"]._y = anzs_mc._y=60;
//////////////////按下缩略图大图缓冲移动////////////
this["xtp"+i+"_mc"].id = i;
this["xtp"+i+"_mc"].onRelease = function() {
  aa = this.id;
  dtp_mc.onEnterFrame = function() {
   dtp_mc._x -= ((aa-1)*320+dtp_mc._x)/4;
   anzs_mc._x = -dtp_mc._x/4+115;
   if (Math.floor(dtp_mc._x) == -(aa-1)*320) {
    delete dtp_mc.onEnterFrame;
   }
  };
};
}

实例效果：