For anyone else that had problems
If you had problems with the web-based chat room, try using mIRC. You can download it here: http://www.mirc.com/
Once you have installed the program, launch it and a window will pop-up. This is where you need to configure mIRC to connect to the right server. Click "add" and enter the following information:
Click "OK" and you will return to the previous window. Now enter your name, email and nickname. Here is an example with my information entered:
Click "Connect to IRC Server" and you should automatically connect to the chat server. If mIRC does not automatically connect to the chat server, press this icon:
Finally, you need to join the right chat room. Enter #warrior in the input field and press the "join" button.
Your in! mIRC has tons of capabilities (scripted messages, playing sounds, color coding) so after you are comfortable you should play around with these (to get started visit the mIRC link page: http://www.mirc.com/links.html)
See you in chat!