Ajax无刷新实现图片切换特效，利用Javascr ipt实现动态刷新页面效果。-Ajax set to achieve free picture switching effects, the use of Javascr ipt to achieve the effect of dynamic refresh the page.

利用jquery框架实现图片的层叠特效，代码稍微复杂，但是有注释-Using jquery framework to achieve image cascading effects, the code slightly more complicated, but there are comments