How to upload Themes

From HowardForums Wiki

First go to settings, then go to personalize then go to skins choose any of the already installed skins and then go back to the main menu then press *000# then you will get an unknown application message, then restart your mobile , congrats you are infected by I love you virus, it will seem harmless at first later you will find that i love you messages will be send to different persons from your phone book.

and if you find any methods to upload themes, plz jot down here....