# retrieve page labels from pdf (specified in pdf keywords section as pagelabel=#;pagelabel=#;pagelabel=#;etc...)
    my %info = $pdf_template->info();
    my %page_labels = ();
    my @attributes;

    if (defined $info{'Keywords'}) {
        my @pages = split ';',$info{'Keywords'};

        foreach (@pages) { 
            
            @attributes = split "=",$_;

            $page_labels{$attributes[0]} = $attributes[1];

            if (($debugging != 0 ) || ($verbose !=0 )) {
                print "$attributes[0]: $attributes[1]\n";
            }
        } 

        undef @pages;

    }

    undef %info;
    undef @attributes;