Hey

welcome to biorust,
I see you've already been greeted by our one and only GIMP guru

, right Sparky?
anyway, I think
Jacorre can help answer you're question. I think he is pretty good with illustrator. You might want to check out,
Photoshop Tutorials, Flash Tutorials and More! P2L Tutorial Search as I think I saw one on there(they got lots of tuturials)
well hope this helps