PC Wallpaper Instructions:

• Right-click on the image and choose "Set As Wallpaper"

MAC (OS X) Wallpaper Instructions:

• Drag the image to your desktop.
• Open your System Preferences and select "Desktop".
• On the Desktop panel or from the "Collection" pulldown menu, "Choose Folder" and locate the appropriate wallpaper.

MAC (OS 9.x) Wallpaper Instructions:

• Drag the image to your desktop.
• Go to Apple menu > Control Panel and select "Appearance".
• Select "Place picture" and locate the appropriate wallpaper.
• Click "Set Desktop".