Need Stud Edited On My Crypter Stub

I have a crypter and stub + source code in delphi i need the code edited so that the crypter and stub combined make files i creat with them FUD (fully un-detected to av's firewalls etc) ilso i would like you to show me how to change all the variables and sub/function names so i can make the crypter FUD myself in the future. I uploaded the source code! Just a small job! Any questions PM me