limite sites

[CHUNG FON MEE]

Hello all,
I am in a public library, we would like to limite the Internet access in some pc to certain sites, how can I do that?
we are using netscape communicator.
 
Thank you
 
Chung Fon Mee
Librarian
Automation Division
Sabah State Library
http://www.sbh.lib.edu.my
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