I just followed the tutorial about "How to hack Gtalk account to chat with other messenger services" around the Internet, and my Gtalk application on my Samsung Spica also got hacked. Now I can chat with other messenger services like Yahoo, MSN, etc using my Gtalk application 
InformIT: Hacking Google Talk to Work with AIM, MSN Messenger, and Yahoo! Messenger > How the Hack Works
InformIT: Hacking Google Talk to Work with AIM, MSN Messenger, and Yahoo! Messenger > Making the Hack
But it was kinda long and frustrating..

InformIT: Hacking Google Talk to Work with AIM, MSN Messenger, and Yahoo! Messenger > How the Hack Works
InformIT: Hacking Google Talk to Work with AIM, MSN Messenger, and Yahoo! Messenger > Making the Hack
But it was kinda long and frustrating..