摘要：
<html><script src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"type="text/javascript"></script><script>/** * author:xiaojiang * time:2013/1/6 */$(function(){Array.prototype.hasItem = function(item){ var i = 0; for(i in this) if(this[i] 阅读全文
