office Home And Student 2010 32bit key batch stops

[proxy855]

Petr Laznovsky 29.09.2010 - sixteen:53Hi there,office Home And Student 2010 32bit key,
there exists batch which beginning like this:
@echo OFF
setlocal ENABLEDELAYEDEXPANSION
chcp 65001 >NUL
::
::
if "%1"=="" goto par_mis
if "%2"=="" goto par_mis
if "%3"=="" goto par_mis
under Win7 work fine,office Standard 2007 upgrade key, but under Windows2003 batch unexpectedly finish
after line:
chcp 65001 >NUL
No error message,microsoft windows 7 home basic update key, %errorlevel% is 0
When i put REM before this command,microsoft office Home And Student keygen, than work fine.
Any ideas??
L.