Arthur, I suspect that you're looking at the photos in your email. You will need to save the photos to a folder in order to be able to upload onto the website.
If that is the case then you should right-click on the email that the pictures are attached to, then click on "Save attachments", then save them to your My Documents\My Pictures folder.
If that is the case then you should right-click on the email that the pictures are attached to, then click on "Save attachments", then save them to your My Documents\My Pictures folder.
I guess that these instructions depend on whether Arthur is relying on a webmail interface, using Mickysoft Outlook, or using a superior mail client!