MAKE YOU'R OWN SCREEN SAVER ON THE DESKTOP
1. Right-click on the desktop, and then click Properties.
2. In the Display Properties dialog box, click the Screen Saver tab. Then, click the Screen saver list, and click My Pictures Slideshow.
3. Click OK.
The next time your screen saver starts, you’ll see a slide show of all the pictures in your My Pictures folder. If you want to see your pictures right away, follow these instruction to add a shortcut to your desktop that immediately starts the slide show.