The Hi Resolution files will take a very long time to download over a dial-up connection, but not too long on a high-speed connection.
To save an image, in Internet Explorer, right-click on the link and choose "Save Target As..." You will be asked what file name and folder you want to put the file in.
To download lower-quality but smaller images, right-click on either the larger image or the smaller thumbnail and "Save Picture as..."
