纯js+html实现的图片放大效果，鼠标点击后放大显示，嵌套式的放大显示，像穿越一样，点击放大图片特效，非常适合近景远景切换效果的图片展示使用。貌似以前见到过的效果，代码兼容火狐和IE等主流浏览器。-Pure js+ html achieve larger image effects, mouse clicks enlarged display, nested amplification shows like crossing the same, click to enlarge effects