I wanted to build my first computer and eventually came upon this site. Your site is an absolute pleasure to use, it provides technical information and easy to understand information that is perfect for a novice like myself. I hope to gain enough knowledge to successfully build my own machine. An incredible site and the feedback from members is outstanding.
When you are ready, I'd recommend reviewing the following-
That's a great guide for choosing components for your first build.
And, if you are a Facebook user, you can check out our Tom's Hardware Facebook System Builder app at http://apps.facebook.com/tomsbuilder/