Please read this link/sticky if you have not already:
http://www.elitefitness.com/forum/showthread.php?t=441371
Also, to get you started out, go to Google and type exactly what you asked, or something like difference b/w anabolic and androgenic. There are SO many good sources to get you started out with fundamental AAS info. Best to get a sound foundation and come back and ask more specific questions to the experienced, knowledgeable bros on here, they WILL help you, but try to research the basics first.
Also, read all the stickies, especially on the Post-Cycle Therapy forum also.