REM *** Be sure to remove the .txt so that the filename is .BAT ***
@echo off
ECHO This window will automatically close when you exit Moneydance
IF EXIST \\share\folder\~somefilename.lck (GOTO InUse) ELSE (GOTO OK)
EXIT

:InUse
ECHO Moneydance already in use by the following PC:
TYPE \\share\folder\~somefilename.lck
PAUSE
EXIT

:OK
ECHO %COMPUTERNAME%>\\share\folder\~somefilename.lck
\\share\folder\YourMoneydanceFile.MD
DEL \\share\folder\~somefilename.lck