Creatine is discussed in the FAQ.
http://www.trygve.com/supplement_faq.html#creatine
IMO, if you're a beginner you'll make gains no matter what you do. It's premature to start experimenting with advanced supplementation options. Apart from anything else, you have no way of determining whether or not the supplement is doing anything, because you will make gains regardless.
If you want to take supplements, your first stop should be a low cost whey protein concentrate powder. Order over the internet