Software Deployment

I have Visio2003 standard CD, and I found the VISSTD.MSI file in the root of CD, I copy the setup.ini file from D:\files\setup folder, and I modify the ini file as following:

MSI=VISSTD.MSI
USERNAME:Customer
COMPANAYNAME= my company
INSTALLLOCATION:=C:\Program Files\MyApps
PIDKEY="XXXXXXXXXXXXXXXXXXXXXXXXX"

So the command I have is
msiexec.exe /i visstd.msi
but it keep ask me my production code:
where I can specify the productioncode?
I even put into
[Product]
ProductCode={XXXXX-XXXXX-XXXXX-XXXXX-XXXXX}
ProductName=Microsoft Office Visio Standard 2003
ProductVersion=11.0.3216.5614
Recache=1

but still not work, need help

Thanks.

Lillian