new Effect({
//特效图片,多张图片时传入数组,单个图片时传入字符串
effectUrl: ["./images/xue.png", "./images/xin.png", "./images/a1.png", "./images/a2.png", "./images/a3.png", "./images/a4.png"],
//特效旋转,1/true为旋转,0/false为不旋转
rotate: 1,
//特效方向,left/right/up/down
direction: "up"
});想要调出现的图片的频率的话,Effect.js的102行,把self.num的值设置一下就行了