Please see the replies you got to cgi::cookie expiration time problem?. Please do not repost questions unless you have something to add. Like the code you are running, the output you produce, the output that most of the browsers expect.

We cannot guess what the problem with your program is.

...and please read How do I post a question effectively?.

It would be wise to follow the advice given in your last thread, and that of Corion, because there are many here who don't have the same patience.