:start
@echo off
cd \bat

mensys slpt3 e255 m31 flearn_c.mnu
if errorlevel 255 goto uexit
if errorlevel 1 goto error
if errorlevel 0 goto valid
:valid
echo Just a moment...
d:
cd \p_langs\clessons
%REQ%
c:
cd \bat
learn˙c
:uexit
echo .
echo Exited by user.
:error
echo .