Oh if you need a free photo editing program - If they are too light, too dark, not clear, need to be cropped etc.
Picasa is very easy to use.
http://picasa.google.com/index.html
[Picasa is a free software download from Google that helps you:

* Locate and organize all the photos on your computer.
* Edit and add effects to your photos with a few simple clicks.
* Share your photos with others through email, prints, and on the web: it’s fast, easy and free.
]

I redid all of the photos for a wedding & reception {on a CD -many by a professional photographer??}- they were all very dark/blurry- and I made a whole new CD with cropped/sharpened and brighter pictures. it was pretty easy.