Go to the http://www.support-group.com home page, click on “online support group schedule”. At that page you will find basic IRC info and you can also download the mIRC software that is used for chat.
Back on the home page, go down the list and click on “Graves’ disease” and from the next page you can register for the chat room and get a user id.
We’ve been meeting informally at 7 eastern time on sunday evenings.
Check it out and see if that answers your questions. The software also has some good help with it.
Hope to talk to you there!