DisplayFusion Pro’s wallpaper management tools arepowerful enough to warrant their own configuration interface,separate from the main Settings dialog.

Windows XP and Vista only: Dual monitor utility DisplayFusion can set different wallpaper images for each of your desktops or stretch an image acro ...

If you've already purchased DisplayFusion, version 6.0 is a free upgrade. If you haven't, DisplayFusion is available for 50% off until June 30th, so go check it out!