prevent browsing

[hatim]

hy

I m using tomcat 3.2 with apache 1.3.20 ( i use mod_jk-auto in the httpd.conf 
)
i want to prevent browsing some directory from the web 
by defaut , tomcat prevent browsing WEB-inf , but i want to add more then 
that directory to be denied from "browsability "
i m talking about directories that tomcat manage and not apache ( directorie 
declared in the server.xml)

how can i do that

thanks

Hatim