As I said, I use Nero Cover Designer. With this program you can do Covers on this way:
CD: [
www.gigasize.com]
DVD: [
www.gigasize.com]
Also you can do covers of: Multi Box, Maxi, Slim Pack, Biz Card, Mini CD and others.
This program is easy to use and comes with Nero. You can do great covers, put images and make it like you want. You have some "Standar Covers" too.