>Is there a way to determine if I'm running an EXE or PRG in code ?

>I'm trying to find a way for the developers to continue running the PRG, with some custom code inserted, and no custom code when the EXE is run.

Use VERSION() Function.

IF VERSION(2)==0
   MESSAGEBOX("Running at RunTime")
ELSE
   MESSAGEBOX("Developmnet")
ENDIF