use CGI;
my $q = CGI->new;
my %params = $q->Vars;

my %links = ("red" => "redscript",
             "black" => "blackscript");

my $dbh = DBI->connect("DBD:$database:$sid","$user","$pass")
   or die "$0 connect " . DBI->errstr;
my $sql = "select detail1, detail2 detail3
           from detail_table
           where id = ?";
my $sth = $dbh->prepare($sql) or die "$0 prepare $sql " . $dbh->errstr;
$sth->execute($params{id}) or die "$0 execute $params{id} " . $dbh->errstr;
print $q->header,$q->start_html,$q->start_table;
while (my @row = $sth->fetchrow_array()) {
   print $q->Tr($q->td([$row[0],
                        $row[1],
                        $q->a({-href=>"/cgi-bin/$links[$row[0]].pl?id=$params{id}"},
                               "link to $row[0]")
                        ]));
}
print $q->end_table,$q->end_html;