@echo off
:LOOP
for /f "usebackq" %%d in (`date /t`) do set NOWDATE=%%d
for /f "usebackq" %%t in (`time /t`) do set NOWTIME=%%t

if "%1" == "-n" (
set WATCHTIMEOUT=%2
set WATCHCOMMAND=%3 %4 %5 %6 %7 %8 %9
) else (
set WATCHTIMEOUT=2
set WATCHCOMMAND=%1 %2 %3 %4 %5 %6 %7 %8 %9
)
echo Every %WATCHTIMEOUT%s: %WATCHCOMMAND%		%NOWDATE% %NOWTIME%
%WATCHCOMMAND%
set NOWDATE=
set NOWTIME=
timeout /nobreak /t %WATCHTIMEOUT% > NUL
cls
goto LOOP