Check out some screenshots from Evidence Eliminator:-

Simple tab interface, making Evidence Eliminator easy to use right away,
no high level PC skills needed.

Use Evidence Eliminator to permanently erase
information that reveals where you've been surfing.

Remember, every e-mail you send, including pictures and attachments,
is permanently stored, so get rid of them!

59 popular programs are supported,
which means you can delete all your activities in any one.

You can customize Evidence Eliminator to operate the way you want it to -
then just click to run the program.