To set a graphic from a Web site as your wallpaper

Right-click the graphic you want to set as your wallpaper, and then click Set as Wallpaper.

View your desktop to see the graphic displayed.

To open a Control Panel item, click Start, point to Settings, click Control Panel, and then double-click the appropriate icon.
To change the display options for the graphic, in the Display Properties dialog box, click the Background tab, and in the Picture Display list, click Center, Tile, or Stretch.

When you set a graphic from a Web site as wallpaper, it will be saved in the wallpaper list as Internet Explorer Wallpaper. Each new graphic you set as wallpaper will replace the old one.