REM Set delay for cfg file creation:

set delay=10

@echo off
:start
echo.
choice /d y /t %delay% /m "%time% Waiting..." /n
echo.
:name
set name=%random%
if exist ../%name%.dem goto name
if exist demo.cfg del demo.cfg
echo stop; record "%name%.dem" > demo.cfg
echo Creating CFG to record %name%.dem
goto start