图片转影片剪辑，内部都放入
addEventListener(MouseEvent.MOUSE_OVER,ove)
addEventListener(MouseEvent.MOUSE_OUT,ou)
function ove(evt){
height+=10
width+=10
Object(this.parent).setChildIndex(this,Object(this.parent).numChildren-1)
}
function ou(evt){
height-=10
width-=10
}