INSTRUCTIONS: MS WINDOWS

1. Click on the correct resolution image for your computer screen display.
2. To find out what screen resolution your computer uses, simply click your right mouse button anywhere on your desktop, select "Properties" and the resolution will appear in the pop-up window -- and why not take a moment to make sure that your color settings are at least 16 bit and, even better, 32 bit!
3. To place your desktop background (also called "Wallpaper"), click your right mouse button on the full-size image; select "Set As Wallpaper" or "Set As Desktop Background" to set the image as your desktop's wallpaper.

INSTRUCTIONS: MAC OS

1. Click on the correct resolution image for your computer screen display;
2. Click and hold on the image, then save it to your hard drive. In your Desktop Pictures control panel, click "Select Picture" (if you already have a picture, click "Remove Picture" first, then "Select Picture") and choose the image.
3. Click "Set Desktop" and close the control panel.