both post above cover everything IMHO!!!!! THAT WAS EASY TO SAY WHEN THEM 2 ANSWER!!!, Finsky calls me the Professor :D when I don't know 1/4 of what he knows but I try ;) ,,,,,,,, and there is a couple other old pro's in here that are very good to listen to also, and when all these talk you can about take it to the bank it will work!!!! ;)