Add A Cd Changer How Do I Add A Aftermarket Cd Changer To My Car?

How do i add a aftermarket cd changer to my car? - add a cd changer

I have a 2004 Ford Taurus, I have a CD player, but he has only 1 CD. I and how can I make a replacement CD changer? What would I buy, in addition to the changer and when it really? I have it in the correct key in hand, if you do this, as I am / CDs instead? I want a CD into the drive before me?