Took a little time to track it down but here it is:
http://www.cablenet.ne.jp/~japanime/...al/cgmain.html
This is the tutorial I first read a few years ago and what I got started with as well. She did a great job with the descriptions and screen caps I think. Certainly everything you need to get started.
Other tutorials:
http://www.howtodrawmanga.com/tutorial/tutorial.html