--- loncom/interface/lonsearchcat.pm	2003/07/14 13:54:02	1.184
+++ loncom/interface/lonsearchcat.pm	2003/07/14 19:26:24	1.185
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Search Catalog
 #
-# $Id: lonsearchcat.pm,v 1.184 2003/07/14 13:54:02 matthew Exp $
+# $Id: lonsearchcat.pm,v 1.185 2003/07/14 19:26:24 matthew Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -2741,10 +2741,19 @@ SCRIPT
     $result.=<<SCRIPT if $ENV{'form.catalogmode'} eq 'groupsearch';
 <script type="text/javascript">
     function queue(checkbox_num,val) {
-        if (document.forms.results.returnvalues[checkbox_num].checked) {
-            parent.statusframe.document.forms.statusform.elements.Queue.value +='1a'+val+'b';
+        if (document.forms.results.returnvalues.length != "undefined" &&
+            typeof(document.forms.results.returnvalues.length) == "number") {
+            if (document.forms.results.returnvalues[checkbox_num].checked) {
+                parent.statusframe.document.forms.statusform.elements.Queue.value +='1a'+val+'b';
+            } else {
+                parent.statusframe.document.forms.statusform.elements.Queue.value +='0a'+val+'b';
+            }
         } else {
-            parent.statusframe.document.forms.statusform.elements.Queue.value +='0a'+val+'b';
+            if (document.forms.results.returnvalues.checked) {
+                parent.statusframe.document.forms.statusform.elements.Queue.value +='1a'+val+'b';
+            } else {
+                parent.statusframe.document.forms.statusform.elements.Queue.value +='0a'+val+'b';
+            }
         }
     }
     function select_group() {