Lsi_Info is a built-in function in LotusScript that has some goodies:
Lsi_info(1) ' Current line number (in the LS source)
Lsi_info(2) ' The current function or sub
Lsi_Info(3) ' The current module
Lsi_Info(6) ' The version of LotusScript running
Lsi_Info(9) ' Current language (en for english)
Lsi_Info(12) ' The name of the function that called this one, "the caller"
Lsi_info(50) ' LotusScript Memory Allocated
Lsi_info(51) ' LotusScript Memory Allocated from OS
Lsi_info(52) ' LotusScript Blocks Used