[Zope] how to use cgi in Zope?

Hello All, I am totally newbie to Zope. But I am pretty sure that this question is asked hunderd time before. Please execuse me if that is the case. I built web site with Zope. I am really happy with it. But I have problem to use cgi program that I used with Apache before (for example wwwcount). How can I use cgi program with Zope. Just calling it as I did in Apache does not work. Please help me !!! Thanks in advance. /Jaeho Lee