Bump mapping?

What do I need to do to get bump mapping to work and/or where can I find a good OpenGL bump mapping totorial for a beginner?

Bump mapping is not something very easy and the texts about it could be difficult for a beginner. You have several ways to implement bump maps. Cards with multi texturing can do emboss bump mapping in real time and more advanced hardware like GeForce can do more.
NeHe lesson 22 is about emboss bump mapping and multi texturing.