Ouch! Where to start here? Please make sure that you read our rules. In particular, note:

(5) Search the forums database with your keywords before asking.

Your question is asked several times every week. We have put a lot of work into our faq section and you will find a lot of information there.

(2) No negative comments about others or impolite remarks. Be patient.
(3) Refrain from idle chatter that does not contribute to the knowledge base.
(8) No BSD vs. Linux vs. Windows or similar threads.

This forum is for technical questions regarding unix. I really must ask you to refrain from flaming other operating systems. Please read the faqs. If you still have any questions that you can't find answers for, post them. But please, no more flames. That's not what we're trying to do here.