Norton Antivirus 2003
Copy the contents of your Norton Antivirus 2003 CD to: \$OEM$\$1\install\Applications\NAV2003\

In the NAV folder, you can see the NAV.MSI file:

Add these lines to your batch file:
ECHO. ECHO Installing Norton Antivirus 2003 ECHO Please wait... start /wait %systemdrive%\install\Applications\NAV2003\NAV\NAV.msi /QB