Welcome to AA
First off, check out the articles section here. You'll find tons of info there. Once you've got a good idea of what you 'think' you need, start a thread in the getting started forum and you'll get tons of help.
"What, exactly, is the internet? Basically it is a global network exchanging digitized data in such a way that any computer, anywhere, that is equipped with a device called a 'modem', can make a noise like a duck choking on a kazoo." - Dave Barry