In
PowerPoint 2003:
1.
Switch to Slide Sorter view (
View | Slide Sorter *).
* This means click on "View" on the menu bar, and then click on "Slide Sorter."
2. Select the slides you want to cross
fade, or
fade in. To select several contiguous slides, click on the first slide, hold down the
shift key and click the last slide. To select several slides that are not next to each other, select the first slide, then hold down the control (Ctrl) key and select the other slides.
3. Click on
Slide Show | Slide Transition....
4. In the "Apply to selected slides:" section, click "
fade smoothly" (you may have to scroll down) to cross-fade slides, or "
Fade Through Black" to have the
current slide
fade to black before the next slide fades in.
5. In the "Modify Transition" section, click the down arrow in the "Speed" combo-box and select "Slow".
6. Make sure the "On
Mouse Click" box is checked in the "
Advance Slide" section.
7.
Switch to Slide Show view (
View | Slide Show) or press F5 to try it out...