+my @overlays;
+foreach my $sector (values %sectors) {
+ if ( length($sector->image) > 0 ) {
+ my $o = {
+ url => $fsurl.'view/sector_map-png.cgi?' . $sector->sectornum
+ };
+ foreach (qw(south north west east)) {
+ $o->{$_} = $sector->get($_) + 0;
+ }
+ push @overlays, $o;
+ };
+};
+