[gora]

Код:

@echo off
set SYSTEMID=Windows 7
reg QUERY "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion" /v ProductName | find "Windows 8" >nul
if "%ERRORLEVEL%"=="0" set SYSTEMID=Windows 8

Set FlDrv=%~d0
Set xOS=x64& If "%PROCESSOR_ARCHITECTURE%"=="x86" If Not Defined PROCESSOR_ARCHITEW6432 Set xOS=x86
Set PF=%ProgramFiles(x86)%
If %xOS%==x86 Set PF=%ProgramFiles%
Echo %%xOS%% -		%xOS%
Echo %%PF%% -		%PF%
Echo %%SYSTEMID%% -	%SYSTEMID%
Echo %%FlDrv%% -	%FlDrv%
Echo ====================================================
if "%SYSTEMID%"=="Windows 8" (
	echo Windows 8
	echo Installing Libre Office
	Start /wait "" "%~d0\BSPOST\Install\LibreOffice.exe"
) Else (
	echo Windows 7
	echo Installing MS Office 2010
	Start /wait "" "%PF%\Microsoft Office\Options14\MSOO.exe"
)
echo Done
Pause
exit