How can I have a slideshow with photos changing automatically with a fade-in and out effect? How can I have people changing the photos manually?

Here’s an example displaying some photos of my beautiful hometown: Basel (Switzerland).

Images are links to the WPFAQ.org E-Book page.

When pointing your mouse over the image the description is shown.

Same with permanently shown descriptions and photos changed manually:

How this is done is described in my WPFAQ.org E-Book (sample)