I have a program that uses a standalone shell which then opens several stacks. It was created in MC 2.3 for the Mac. If I recreate the standalone shell using MC 2.4.3 on the Mac, will it then run as a native program on OS X? Philip Chumbley Dr. Philip E. Chumbley MANNA 40W919 Elodie Drive Elburn, IL 60119 Phone: 630-584-0164 Fax: 630-584-0184