While using Dual monitors with different resolutions, wallpaper at times can look messed up. In case you want to set different wallpapers on dual monitors in few simple clicks, then check out Display Fusion.
It allows you to use a different wallpaper on each monitor. It also support integration with Flickr for image searching. You can easily manage this application using customizable hotkeys.
It is supported on Windows 2000, 2003, XP or Vista. You can set either of picture or solid color as wallpaper on different monitors.
Basic version of Display Fusion is free to download and use. Download Display Fusion and enjoy different wallpapers on different monitors irrespective of resolution settings and stuff.