Are you running Windows or mac? If you are using Firefox on Windows, I recommend ChatZilla, but if you are using a Mac use colloquy. If you are trying to use colloquy VM Alaka because he uses Colloquy as well.
you want to sign up for live tournaments? Here is the article that can help you join. http://www.smogon.com/tournaments/live/ If you have any other questions, you can VM me, Alaka, or Ditto with your questions.