its the tackiest one they have and it was fun.
seriously type the program names into google.com
and add the word tutorials after it and hit find and theres a slew of tutes
for psp ps and others plus techniques(tehkneeks) on how to manipulate images in these packages.
and they are everywhere.
http://www.macdesignonline.com/tutorials/2001-jan-feb/aquabutton.html
If no-one gives your an answer to a question you have asked, consider:- Is your question clear.- Did you ask nicely.- Are you showing any effort to solve the problem yourself