[Tex Gal]

If you do a little reading it will give you a basic knowlede of all the "pieces" of a planted tank. These are great sites for you.

http://www.aquatic-plants.org/articles/basics/pages/index.html

http://beginneraquarist.petfish.net/Beginner%20Aquarist/Home.html

The author of the next one has a rough style but the info is good.
http://www.rexgrigg.com/