how to mod the launcher

how do mod the launcher.
Like i know how to use the launcher other people made but i want to make my own

look in my sig, i made a tut a while ago

http://www.mpgh.net/forum/186-combat...-skin-tut.html

just go here

edit: damn you corn...

i always get first post!!!

i just hit refresh every 5 seconds until i see something.