获取网页链接里的参数

(function($){
$.getUrlParam = function(name)
{
var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)");
var r = window.location.search.substr(1).match(reg);
if (r!=null) return unescape(r[2]); return null;
}
})(jQuery);

$(function(){
alert($.getUrlParam(‘name‘));
})