Developing a chat server ...

Dear all

I am planning to develop a chat server to be used locally in my company. I want the members of this server to be able to connect to thier msn and yahoo messenger contacts.

Is it possible? How can I do it? detailed explaination, please.

even give any useful links...

Best Regards

[318 byte] By [TheJavaGeniusa] at [2007-11-26 18:45:17]