#!/usr/bin/perl
use strict;
use warnings;
use CGI qw(:standard);
use HTML::Template;

my $cgi = new CGI;

my $tmpl = new HTML::Template(
  path     => [ '/path/to/' ],
  filename => menu_bar.tmpl,
);

$tmpl->param(
  [
    {
      option_name    => 'Home',
      optopn_address => '/index.cgi',
    },
    {
      option_name    => 'About',
      option_address => '/about.cgi',
    },
    {
      option_name    => 'Contact',
      option_address => '/contact.cgi',
    },
  ]
);

print $cgi->header();
print $tmpl->output();