hi. this is the 3rd time i'v tried to introduce myself. i'v lost the other 2 intros somewhere! anyway...i'm a retired nuclear startup engineer, instruments and controles. worked for florida power, cleveland electric, tva and others. glad thats over! i live in athans, al. i never joined a forum befor. tags & trackbacks ? i'm sure i'll figure this out. glad to be with you. george