function tcy_trial() {

      if ( !mb() ) return false;

      document.f_tcy_login.UserID.value = "trial001";
      document.f_tcy_login.Pass.value = "trial001";
      document.f_tcy_login.action = "/cgi-bin/hi_trial.exe";
      document.f_tcy_login.method = "post";
      document.f_tcy_login.target = "_top";
      document.f_tcy_login.submit();

      return true;
   }