If you want to take a picture of what you see on your screen, take a screenshot. Press and hold the home button and hit the sleep button once. The picture will be saved to the picture roll and you can send them via mail.
Come on now! You have taken what was (in my feeble mind, at least) a complimenting and humorous reply by me and turned it into a self serving (read the user guide you idiot) rant. I doubt you are the only one that has ever read the guide. When I lean to read maybe I'll give it a try. Geeeeeeez! And I thought this message board would be different...silly me!!!