-$emsgokorprint->($emsg) or return;
-@islandids or return;
-$allargs->{'submit'} or return;
-defined $routeparams->{MaxMass} or defined $routeparams->{MaxVolume} or return;
+print("</div>"), return
+ unless $emsgokorprint->($emsg)
+ and @islandids
+ and $allargs->{'submit'}
+ and (defined $routeparams->{MaxMass} or
+ defined $routeparams->{MaxVolume});