Honestly, I would never be able to do that

It''s really, just tab "A" into slot "B". After watching a few videos, you could do it. If an old dog like me could...well you get the idea.
Here is a great place to start and finish that very thing.
http://www.youtube.com/watch?feature=player_embedded&v=lPIXAtNGGCw
http://www.youtube.com/watch?feature=player_embedded&v=d_56kyib-Ls
http://www.youtube.com/watch?feature=player_embedded&v=RxaVBsXEiok
http://www.newegg.com/