jquery图片异步加载这实例代码，当网页滚动条下拉的时候，网页下部的图片慢慢显示出来，还有一些渐渐显示的效果，可有效的提高网页的打开速度。在网上找了很长时间，才知道这叫“图片异步加载”功能。在网上找了一下，找到了完整的代码，使用了jQuery插件和jquery.lazyload.js插件-jQuery Image asynchronous loading this example code, when the page scroll bar drop-down, the picture in the lower portion of the web page is displayed slowly, gradually shows the effect of the web page, which can effectively improve the speed of opening. The Internet to find for a long time, before we know called " picture asynchronous loading. The Internet to find, to find the complete code, use the jQuery plugin and jquery.lazyload.js of plug