Actually the %sc var stands for the name of the script. I didn't put the var %sc setting here.
Yes DiGiTaL. That's the main reason why I write this one :P anyway I put the window for that reason too. I mean when a friend of mine giving me a URL, I still see what the URL is. But I did include instruction on how to remove the ignored nick. I actually wanted to make a query acceptor but since there are hundreds of inviter and spammer everyday, I decided just to block and ignore it.