1. Go to Youtube
2. Look up "How to build a computer"
3. Click on the Newegg one
4. Watch it
5. Go to tomshardware.com
6. Go to the stickied thread at the top of the "systems" forum
7. Scroll down to where it lists more websites to help you
8. USE THOSE WEBSITES
10. Repeat, and watch different videos.
Anyway, make sure you do an "open build" where the motherboard is outside of the case first.