Electronic photo albums have this effect. There are many professional software such as Aiqi Video electronic photo album production software. It can also be produced using PPT2007. Steps:

1. Make a photo album. Insert----Album----New Album-----Insert picture from: File/Disk-----Find the saved photo, select Insert------Create, and then design the album cover. This simple electronic photo album is created.

2. Insert music. Insert-----Sound-----Sound in the file------Find music to insert------Select "Automatic" in the pop-up dialog box-----Click to appear in PPT Small Speaker-----Options-----Sound Options------Check "Hide during show, loop until stopped", insert sound: play across slides.

3. The show can be played manually or automatically. The setting method for automatic play is: Animation-----Switch to this slide-----Change method: Check "Automatically after this" Set the animation effect: For example, enter 00:02"------"Apply to all".