Windows Users: Right-click the image, select "Set as Wallpaper" to save the image as your desktop background image, or "Save Image As..." to save onto your hard drive.
Mac Users (OS X): Ctrl-click the image and save the file to your desktop. Under the Apple menu in the upper left of your screen, select "System Preferences..." Select "Desktop and Screen Saver". Drag the image from your desktop file into the image box in the control panel.
For promotional use only.