DisplayFusion will make your dual monitor (or triple monitor or more) experience smooth and painless. Advanced multi-monitor wallpaper support, Flickr integration for image searching and fully customizable window management hotkeys are just a sample of the many things DisplayFusion can do. DisplayFusion is also available in many different languages.
Whats new in Beta 4?
Fix: TitleBar Button compatibility improvements: Spotify
Fix: Taskbar compatibility improvements: Visual Studio, Lotus Notes, Excel other app grouping
Fix: Performance improvements
Fix: WallpaperFusion integration improvements