Has anyone used KiXstart to register OCX files in WinXP?

I did a search and it looks like regsvr32 is scripted like this:
Code:
 SHELL '%COMSPEC% /c %WINDIR%\System32\Regsvr32 /u /s $KixFormsFile > nul'


Is that how I should do it?
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let the wise listen and add to their learning,
and let the discerning get guidance- Proverbs 1:5