Originally Posted by scooter78666
You should have a Photo Edit Program called 'Paint' as a part of your Vista installation. All you need to do then is Right Click on a Thumbnail in Windows Live Photo Gallery, Select 'Go To' option of Paint, when it opens, do your editing by adding text to the Photo.
Here's a quickie I did as an example for you;
After editing and saving [File], gather all together in a new Folder eg. Captioned Photos, and run you slide-show from there.
Cheers Mate, and good luck.
Edit; I hope that your friend's system is Vista, and has Paint. I know nothing of the XP system Photo Edit capabilities. Sorry.