2004 chevy cavalier stereo removal HELP

ok im in need of help with removing a 2004 chevy cavalier's stock stereo as he wants a cd player in there besides the stock one.. sombody got tips or help pics would be sweet

if it is the same as a 2002 then you have to take the whole top of the dash off there are screws everywhere, under the vents and the covers on the sides I cant remember where or how every thing comes off go slow and look it over.