if (!$login) { &print_login_page; exit(0); } my($numtries)=check_cookie($cookie); if ($numtries) { $waittime = 5*($numtries-1); } else { $waittime = 30; } sleep($waittime); if (check_pass($login,$password)) { welcome(); exit(0); } else { set_cookie(numtries => $numtries+1); bad_password(); exit(0); }