jack - first, welcome to LAMP Admins, glad to have you here

For an in-depth information on MySQL Replication, the MySQL manual should be your first stop. MySQL :: MySQL 5.0 Reference Manual :: 16 Replication

However as you said you are fairly new, check out HowToForge's detailed tutorial on how to setup MySQL replication. How To Set Up Database Replication In MySQL | HowtoForge - Linux Howtos and Tutorials

If you are stuck on and have trouble with any part of the tutorials you can ask here