What are some good computer "programs" for generating fantasy art?

Question:

What are some good computer "programs" for generating fantasy art?

i want to create fantasy art using the computer, any info will be appreciated. If your an artist in this field, feel free to contact me. I am starting a writing project and want "illustrations"
...a good begginer program that i can start with, then upgrade when i figure out what im doing.!

Best Answer - Chosen by Asker: Try the tutorial on the elfwood site.