https://www.johnsadventures.com/downloads/SwitcherSetup36.exe
Johns Background Switcher is an application software that sits in system tray (now known as notification area) and periodically changes the wallpaper on computers desktop at preset interval. The main feature of Johns Background Switcher is ability to make use of wide range of image or photo sources as wallpaper for rotation. The pictures can be picked from:
* Individual pictures on your computer.
* Folders containing pictures on your computer such as My Pictures.
* Flickr photo sharing selecting pictures by person, tags, sets or just plain random.
* Phanfare web albums.
* smugmug photo galleries.
* Picasa Web Albums choose from specific albums or any search text.
* Facebook your friends photos on your desktop!
* Yahoo! image search.
* Any Media RSS feed choose pictures from sites like DeviantArt, Photobucket, LOLCats and Zooomr amongst many others!