Can anyone please help explain how to do this? link below...

[DangerRuss]

The instructions for this are too vague for me too follow, Im too new. Can anyone give me a hand or dumb this down a bit for me? Im pretty good at editing the scripts once I find the correct files/folders etc. Thanks for any help!
http://opendayz.net/threads/old-tent-placement-script.12017/