use CGI;
    $query = new CGI;

......................

    $cookie = $query->cookie(-name => $cookie_name,
                              -expires => $cookie_expires,
                              -domain  => $cookie_domain,
                              -path    => $cookie_path,
                              -value=>{ username => $username,
                              		password => $crypt_password }
                               );
    print $query->header(-cookie=>[$cookie]);

......................

    print $query->redirect(
                          -location=>'http://my.domain.cz/',
                          -method=> 'get'
                           );