For Macintosh, click the mouse down on the desired image and hold it
until a pop-up menu appears. For Windows and Unix, click the mouse down with the
right mouse button to see the menu.
Select Save this Image As... from the pop-up menu.
When prompted, save the file with an appropriate name to the desired location on your computer's hard drive.
With your web browser, you can save a file to the local
hard drive. The exact steps or menu names will depend on which application you are using.