--- trunk/lib/WebPAC/Output/TT.pm	2006/01/08 22:21:24	375
+++ trunk/lib/WebPAC/Output/TT.pm	2006/01/08 22:41:45	376
@@ -196,19 +196,27 @@
 
 					my $s;
 					if ($s_el > 0) {
-						$s = $item->{'search'}->[$i] || die "can't find value $i for type search in field $search";
+						$s = $item->{'search'}->[$i];
+						die "can't find value $i for type search in field $search" unless (defined($s));
 					} else {
 						$s = $item->{'search'}->[0];
 					}
 					#$s =~ s/([^\w.-])/sprintf("%%%02X",ord($1))/eg;
 					$s = __quotemeta( $s );
 
-					my $d = $item->{'display'}->[$i] || die "can't find value $i for type display in field $display";
+					my $d = $item->{'display'}->[$i];
+						die "can't find value $i for type display in field $display" unless (defined($d));
 
 					my $template_arg = '';
 					$template_arg = qq{,'$template'} if ($template);
 
-					push @html, qq{<a href="#" onclick="return search_via_link('$search','$s'${template_arg})">$d</a>};
+					if ($s && ! $d) {
+						$d = $s;
+					} elsif (! $s && $d) {
+						$s = $d;
+					}
+
+					push @html, qq{<a href="#" onclick="return search_via_link('$search','$s'${template_arg})">$d</a>} if ($s && $d);
 				}
 
 				return join($delimiter, @html);