Here is a few free quality wallpaper sources to spice up your desktop.1. InterfaceLIFT provides free high-resolution wallpaper of any sizes, ranging from widescreen to apple ipod or sony psp, and are very diversely themed.2. deviantaART provides platform to exhibit and share artist work of art.3. Mandolux has a wide collection of dual-screen wallpapers, useful for those with …