I didnt know that. Thanks Clif. Alan ----- Original Message ----- From: "Clif Walker" <clif.gwr@xxxxxxxxxxxxxx> Walker Midgley insure Models and Workshops. Regards Clif MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.