"Copyrighting" photos online

Giganews Newsgroups
Subject: "Copyrighting" photos online
Posted by:  SisterReilly (SisterReil…@aol.com)
Date: 20 Apr 2007

I would like to post photos to a website,
however, when people right click on
them, I want it to be able to say something
like, "this photo is copyrighted" or "you
can't copy this" etc;

How do I go about doing this please - and
at what point of the upload of photo?

Thank you in advance.