1. Download doc_browser http://eric-blue.com/projects/docbrowser/doc_browser_1_0.zip

2. Extract contents to a directory named projects/docbrowser

3. Create the ff. doc.conf inside apache conf.d

   cat >/etc/apache/conf.d <<EOL
   Alias /projects /var/www/projects</p>
   <p><Location /projects><br />
       Order allow,deny<br />
       Allow from all<br />
   </Location></p>
   <p><Directory /var/www/projects><br />
   Options +ExecCGI<br />
   AddHandler cgi-script .cgi .pl<br />
   </Directory><br />
   EOL

4. Ensure that list.cgi and convert.cgi have execute permission enabled.

those script requires the ff. perl module

perl-HTML-Entities-Numbered (centos 5.6 base repo)

perl-Log-Log4perl (rpmforge)

perl-CGI