This may also be of interest to you - How do we deploy an application? - InstallShield and others

OnDemand Software - WinINSTALL LE 2003 12.1 MB Freeware

Veritas includes a Packager with the 2000 Server, should be in the Tools Folder of the Server Install.

Ref. Discussion: Wininstall
InstallShield AdminStudio is a better MSI packager than Wise. Here are some highlights from the box...
Repackage using InstallShield expertise (InstallShield holds about an 80% market share)
Customize applications using Transforms
There are many more features. Visit http://www.installshield.com/ for more info.
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Utilize these resources:
UDFs (Full List)
KiXtart FAQ & How to's