Use "BlockIT" to lock your keyboard or mouse to prevent access to your computer and files that are stored on it. "BlockIT" usefull to prevent children from making changes to documents you are have opened, while you are away from your computer.
PictureShare.net
Scenic Reflections Screensavers and Wallpaper
Igor Samtsevich
Young K. Jung
Friedl Dysfunction
Just Great Software
Skyward Software
Dave Zille
SoftAKGames
Cainosoft
McFunSoft Inc.
CatchyGames.com
Rambeau Christophe
Zizasoft, LLC
1st Security Software Center