!function($){}(window.jQuery)是什么意思.
http://bbs.youkuaiyun.com/topics/390344894
Javascript的匿名函数与自执行
http://www.jcodecraeer.com/a/jquery_js_ajaxjishu/2012/0628/290.html
javascript中两种定义函数方法的区别
http://jcodecraeer.com/plus/view.php?aid=153What does !function ($) { $(function(){ }) }(window.jQuery) do?
http://stackoverflow.com/questions/10896749/what-does-function-function-window-jquery-do?rq=1
Javascript anonymous functions
http://helephant.com/2008/08/23/javascript-anonymous-functions/