获取url参数

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