//普通参数

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;        ----------------------->return为""也是可以的

}

//中文参数（防止乱码的）

function GetQueryString(name)

{

     var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)");

     var r = window.location.search.substr(1).match(reg);

     if(r!=null)return  decodeURI(r[2]); return null;       ----------------------->return为""也是可以的

}

function GetRequest() {

    var url = location.search; //获取url中"?"符后的字串

    var theRequest = new Object();

    if (url.indexOf("?") != -1) {

        var str = url.substr(1);

        strs = str.split("&");

        for(var i = 0; i < strs.length; i ++) {

            theRequest[strs[i].split("=")[0]]=unescape(strs[i].split("=")[1]);

        }

    }

    return theRequest;

}    

//调用方法
var Request = new Object(); 
Request = GetRequest(); 
var 参数1,参数2,参数3,参数N; 
参数1 = Request['参数1']; 
参数2 = Request['参数2']; 
参数3 = Request['参数3']; 
参数N = Request['参数N'];