How do you make generators? (like for myspace layouts, graphics, etc.)?

For example... www.magmypic.com

If anyone could connect me to a tutorial that would be great.

uu can go to this sight http://www.glitterfy.com/upload.php

i use it for making glitter graphics go to http://photobucket.com/ and find a piuctrure u like save it go to that website above and upload it and u can do it from there