--- loncom/interface/spreadsheet/Spreadsheet.pm	2003/05/28 15:20:40	1.9
+++ loncom/interface/spreadsheet/Spreadsheet.pm	2003/05/29 13:39:38	1.11
@@ -1,5 +1,5 @@
 #
-# $Id: Spreadsheet.pm,v 1.9 2003/05/28 15:20:40 matthew Exp $
+# $Id: Spreadsheet.pm,v 1.11 2003/05/29 13:39:38 matthew Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -222,6 +222,11 @@ sub is_default {
     return 0;
 }
 
+sub initialize {
+    # This method is here to remind you that it will be overridden by
+    # the descendents of the spreadsheet class.
+}
+
 sub initialize_spreadsheet_package {
     &load_spreadsheet_expirationdates();
     &clear_spreadsheet_definition_cache();
@@ -816,7 +821,7 @@ sub expandnamed {
             push @matches,$parameter if ($parameter =~ /$expression/);
         }
         if (scalar(@matches) == 0) {
-            $returnvalue = 'unmatched parameter: '.$parameter;
+            $returnvalue = '""';#'"unmatched parameter: '.$parameter.'"';
         } elsif (scalar(@matches) == 1) {
             # why do we not do this lookup here, instead of delaying it?
             $returnvalue = '$c{\''.$matches[0].'\'}';
@@ -832,7 +837,7 @@ sub expandnamed {
         } else {
             # There was a negative number of matches, which indicates 
             # something is wrong with reality.  Better warn the user.
-            $returnvalue = 'bizzare parameter: '.$parameter;
+            $returnvalue = '"bizzare parameter: '.$parameter.'"';
         }
         return $returnvalue;
     }