利用cookie收藏网站

1不用每次都询问别人是否收藏，烦！
2<SCRIPT LANGUAGE="JavaScript">
3<!-- Begin
4var expDays = 100;
5url = "http://softet.6to23.com";;
6title = "Come on";
7function GetCookie (name) { 
8var arg = name + "="; 
9var alen = arg.length; 
10var clen = document.cookie.length; 
11var i = 0; 
12while (i < clen) {   
13var j = i + alen;   
14if (document.cookie.substring(i, j) == arg)     
15return getCookieVal (j);   
16i = document.cookie.indexOf(" ", i) + 1;   
17if (i == 0) break;  
18} 
19return null;
20}
21function SetCookie (name, value) { 
22var argv = SetCookie.arguments; 
23var argc = SetCookie.arguments.length; 
24var expires = (argc > 2) ? argv[2] : null; 
25var path = (argc > 3) ? argv[3] : null; 
26var domain = (argc > 4) ? argv[4] : null; 
27var secure = (argc > 5) ? argv[5] : false; 
28document.cookie = name + "=" + escape (value) +
29((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
30((path == null) ? "" : ("; path=" + path)) + 
31((domain == null) ? "" : ("; domain=" + domain)) +   
32((secure == true) ? "; secure" : "");
33}
34function DeleteCookie (name) { 
35var exp = new Date(); 
36exp.setTime (exp.getTime() - 1); 
37var cval = GetCookie (name); 
38document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();
39}
40var exp = new Date();
41exp.setTime(exp.getTime() + (expDays*24*60*60*1000));
42function amt(){
43var count = GetCookie('count')
44if(count == null) {
45SetCookie('count','1')
46return 1
47}
48else {
49var newcount = parseInt(count) + 1;
50DeleteCookie('count')
51SetCookie('count',newcount,exp)
52return count
53   }
54}
55function getCookieVal(offset) {
56var endstr = document.cookie.indexOf (";", offset);
57if (endstr == -1)
58endstr = document.cookie.length;
59return unescape(document.cookie.substring(offset, endstr));
60}
61
62function checkCount() {
63var count = GetCookie('count');
64if (count == null) {
65count=1;
66SetCookie('count', count, exp);
67
68if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4)) {
69window.external.AddFavorite (url,title);
70}
71else {
72var msg = "Don't forget to bookmark us!";
73if(navigator.appName == "Netscape") msg += "  (CTRL-D)";
74alert(msg);
75   }
76}
77else {
78count++;
79SetCookie('count', count, exp);
80   }
81}
82checkCount();
83//  End -->
84</script>