Too lazy to type much, so here are a few links ;-)
(lots of good stuff, just incase you missed it)
(free ebook on aikido philosophy. Damn good stuff!!)
Oh, and some cool recent mpgs that I found.
Make sure they teach you your breakfalls ASAP. Don't be afraid to ask the guys to go easy on you. Buy a cheap gi for now. Yes, everyone looks like a smhuck at first.