Bird of Prey, I would like to second that! <b>IT MAKES YOU THINK!</b> And that is why you catch so much flak, Gary. most folks resent it when you make them use their brain. I forgot who made the quote, but it goes something like: "People's greatest fear is what they don't understand." And I think people get a little riled up when they have to think and/or don't understand, so they naturally attack you. Keep up the insightful articles. mb