1 function GetQueryString(name){
2 var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)");
3 var r = window.location.search.substr(1).match(reg);
4 if(r!=null){
5 var b = decodeURI(r[2]).
6 replace(/\+/g," ").
7 replace(/%2B/g,"+").
8 replace(/%22/g,'"').
9 replace(/%27/g,"'").
10 replace(/%2F/g,"/").
11 replace(/%23/g,"#").
12 replace(/%3D/g,"=").
13 replace(/%26/g,"&").
14 replace(/%40/g,"@").
15 replace(/%3B/g,"；").
16 replace(/%3F/g,"?").
17 replace(/%2C/g,",").
18 replace(/%24/g,"$");
19 return b
20 }
21 return null;
22 }
