More Christmas goodies like this desktop wallpaper:
Further down you can download another four different desktop wallpapers for your Windows XP theme.
Here is a little info how you can adjust it easily:
Download the wallpaper .jpg file to your computer.
Open the wallpaper .jpg file in Microsoft Windows Picture and Fax Viewer.
Right-click on the image and choose "Set as Desktop Background".
Your new wallpaper should appear as your desktop background.
If this doesn't help, try this help page.
Download info: Click on the image and "Save as" to your hard disk.
All the desktop wallpapers have the size 1024 X 768.