the author of this app says:
Several free wallpapers in 256 and 65k colours. Just unzip the BMPs to a folder of your choice and copy over to your PPC in the Windows directory. Select your WinCE backdrop through the display settings tab in the settings menu of the Start Bar.
Changing the wallpaper on the LG Optimus S, adding app shortcuts and winning with widgets
Take your Mac OSX Dock from functional to awesome... and functional
Spruce up your boring desktop wallpaper with these six sweet sites for free wallpaper downloads