[Please forgive the garbled the message from Nicholas J. Theocarakis -- it was my fault, not his. Below is another message with the same suggestion. I sure hope this works. HB] Michael: I found a reference in the following web site: <http://web.ukonline.co.uk/lordcornell/iwhr/cat.htm>http://web.ukonline.co.uk/lordcornell/iwhr/cat.htm I hope this helps. Chuck McCann