my @config = extractFile( 'c:/apache/cgi-bin/cms/gcp/1_0/txt/gcp.conf' );
my $index_file = 0;
foreach( @config ) {
    if( $_ =~ m|index_file =| and $_ =! m/#/ ){
        print "$_\n";
        $index_file = s/index_file = //;
    }
}