1 if(!window.localStorage && /MSIE/.test(navigator.userAgent)){
2 if(!window.UserData) {
3 window.UserData = function(file_name) {
4 if(!file_name) file_name="user_data_default";
5 var dom = document.createElement('input');
6 dom.type = "hidden";
7 dom.addBehavior ("#default#userData");
8 document.body.appendChild(dom);
9 dom.save(file_name);
10 this.file_name = file_name;
11 this.dom = dom;
12 return this;
13 };
14
15 window.UserData.prototype = {
16 setItem:function(k, v) {
17 this.dom.setAttribute(k,v);
18 this.dom.save(this.file_name);
19 },
20 getItem:function(k){
21 this.dom.load(this.file_name);
22 return this.dom.getAttribute(k);
23 },
24 removeItem:function(k){
25 this.dom.removeAttribute(k);
26 this.dom.save(this.file_name);
27 },
28 clear:function() {
29 this.dom.load(this.file_name);
30 var now = new Date();
31 now = new Date(now.getTime()-1);
32 this.dom.expires = now.toUTCString();
33 this.dom.save(this.file_name);
34 }
35 };
36 }
37 window.localStorage= new window.UserData("local_storage");
38 }
