$ok ||= $::form->{'{AUTH}login'} && (SL::Auth::OK() == $::auth->authenticate($::myconfig{login}, $::form->{'{AUTH}password'}));
$ok ||= !$::form->{'{AUTH}login'} && (SL::Auth::OK() == $::auth->authenticate($::myconfig{login}, undef));
$ok ||= $::form->{'{AUTH}login'} && (SL::Auth::OK() == $::auth->authenticate($::myconfig{login}, $::form->{'{AUTH}password'}));
$ok ||= !$::form->{'{AUTH}login'} && (SL::Auth::OK() == $::auth->authenticate($::myconfig{login}, undef));