hi jack,thanks for great writings,do not be sorry for long replies or worry about rambling on in writings of pigeons,,,,,,,i am more than willing to read,study and learn.even now,i cast a critical eye on my few pigeons and wonder,did jack mean this or that,is this good,bad or maybe yes or maybe no?i am slowly putting all info together in my brain,you have ben of enormous help,so,,,,,ramble,long replies are very,very welcome to me,,,,regards, ted