Hello Tom ... I'm in the same boat ... ... I started off by reading the Nikon provided Manual - every word - which is unusual for me, but in this case necessary ... ... I've got Thom Hogan's e-book on order and will be glad to post some feedback about that after I get it ... ... if you're looking for some real basic instructions, here's a neat little snippet I came accross:
http://members.aol.com/bhaber/D70/lessons.html
Harry