Hello, I'm a noob and I would like to install Léopard in simple or double boot on my Compaq CQ50-105EF which actually runs with Vista

PROCESSOR: AMD Sempron SI-40 2.00ghz
2GB RAM
120 GB HDD

If you need other information just ask me

If this have already been asked, Excuse Me, and give me a link

Sorry for my bad english i'm french