--- loncom/interface/courseclassifier.pm	2015/05/22 16:00:55	1.23
+++ loncom/interface/courseclassifier.pm	2017/01/18 21:07:31	1.25
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Utilities for classifying courses based on institutional code
 #
-# $Id: courseclassifier.pm,v 1.23 2015/05/22 16:00:55 raeburn Exp $
+# $Id: courseclassifier.pm,v 1.25 2017/01/18 21:07:31 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -260,7 +260,9 @@ sub build_code_selections {
 }
 
 sub javascript_code_selections {
-    my ($formname,@codetitles) = @_;
+    my ($formname,$codetitlesref) = @_;
+    return unless (ref($codetitlesref) eq 'ARRAY');
+    my @codetitles = @{$codetitlesref};
     my $numtitles = @codetitles;
     my %lt = &Apache::lonlocal::texthash(
                       Select => 'Select',
@@ -575,7 +577,7 @@ function setElements() {
 }
 
 sub build_instcode_selectors {
-    my ($numtitles,$lasttitle,$cat_items,$codetitles,$cat_titles,$cat_order,$official,$class,$id) = @_;
+    my ($numtitles,$lasttitle,$cat_items,$codetitles,$cat_titles,$cat_order,$official,$class,$id,$noedit) = @_;
     my $output;
     my @standardnames = &Apache::loncommon::get_standard_codeitems();
     if ($numtitles > 0) {
@@ -586,6 +588,10 @@ sub build_instcode_selectors {
         if ($id eq '') {
             $id = 'instcodes';
         }
+        my $disabled;
+        if ($noedit) {
+            $disabled = ' disabled="disabled"';
+        }
         $output .= '<div id="'.$id.'"'.$style.'><table><tr>';
         for (my $k=0; $k<$lasttitle-1; $k++) {
             my (@items,@unsorted);
@@ -606,7 +612,7 @@ sub build_instcode_selectors {
             if ($class) {
                 $output .= ' class="'.$class.'"';
             }
-            $output .= '>'."\n".'<option value="0">'.&mt('All').'</option>'."\n";
+            $output .= $disabled.'>'."\n".'<option value="0">'.&mt('All').'</option>'."\n";
             for (my $i=0; $i<@items; $i++) {
                 if ($longitems[$i] eq '') {
                     $longitems[$i] = $items[$i];
@@ -620,14 +626,14 @@ sub build_instcode_selectors {
         if ($class) {
             $output .= ' class="'.$class.'"';
         }
-        $output .= '>'."\n".
+        $output .= $disabled.'>'."\n".
                    '<option value="0">'.&mt('All')."\n".
                    '</option>'."\n".'</select>'."\n".
                    '</td></tr></table>'."\n";
         if ($numtitles > 4) {
             $output .= '<br /><br />'.$codetitles->[$numtitles-1].'<br />'."\n".
                        '<input type="text" name="'.$standardnames[$numtitles-1].
-                       '" /><br />'."\n";
+                       '"'.$disabled.' /><br />'."\n";
         }
         $output .= '</div>';
     }