滚动抽奖的代码，很有参考价值。php+ajax,Rolling code of the draw, a good reference. php+ ajax

通用抽奖程序，可以自由配置相关的属性，适应任何抽奖的场合，图片可以自由设计-General lottery procedures, they can configure the attributes related to adapt to any occasion of the draw, pictures are free to design