echo off
if "%1"=="" goto merror
IF EXIST %1\*.* GOTO HAVEDRIVE
GOTO MERROR
:HAVEDRIVE
if "%1"=="A:" goto MERROR
if "%1"=="a:" goto MERROR
IF "%1"=="B:" GOTO MERROR
IF "%1"=="b:" GOTO MERROR
goto ok
:ok
%1
cd \
md FF
cd FF
copy a:*.* %1
copy a:ff.bat %1\
echo	You've done it!  To run FASTFILE right now,
echo	just type FF (and press enter).
GOTO DONE
:MERROR
echo	To instal FASTFILE on your hard disk,
echo	Get the A: prompt and then type:
echo	[INSTALL C:] and [Enter]	 (or D: or E: etc.)
:done
echo on