--- loncom/interface/lonuserutils.pm	2010/01/14 17:02:49	1.110
+++ loncom/interface/lonuserutils.pm	2010/01/20 16:46:23	1.114
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Utility functions for managing LON-CAPA user accounts
 #
-# $Id: lonuserutils.pm,v 1.110 2010/01/14 17:02:49 bisitz Exp $
+# $Id: lonuserutils.pm,v 1.114 2010/01/20 16:46:23 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1448,8 +1448,12 @@ sub print_userlist {
     }
     if (!(($context eq 'domain') && 
           (($env{'form.roletype'} eq 'course') || ($env{'form.roletype'} eq 'community')))) {
-        $r->print(' '.&list_submit_button(&mt('Update Display')).
-                  "\n</p>\n");
+        $r->print(
+            "\n</p>\n"
+           .'<p>'
+           .&list_submit_button(&mt('Update Display'))
+           ."</p>\n"
+        );
     }
     my ($indexhash,$keylist) = &make_keylist_array();
     my (%userlist,%userinfo,$clearcoursepick);
@@ -1688,7 +1692,7 @@ sub role_filter {
         $role_select .= '</select>';
         $output = '<label><span class="LC_nobreak">'
                  .&mt('Role: [_1]',$role_select)
-                 .'</span></label>';
+                 .'</span></label> ';
     }
     return $output;
 }
@@ -1728,7 +1732,7 @@ sub section_group_filter {
         }
         if (@options > 0) {
             my $currsel;
-            $markup = '<select name="'.$name{$item}.'" />'."\n";
+            $markup = '<select name="'.$name{$item}.'">'."\n";
             foreach my $option ('all','none',@options) { 
                 $currsel = '';
                 if ($env{'form.'.$name{$item}} eq $option) {
@@ -1743,7 +1747,9 @@ sub section_group_filter {
                 $markup .= '</option>'."\n";
             }
             $markup .= '</select>'."\n";
-            $output .= ('&nbsp;'x3).'<label>'.$title{$item}.': '.$markup.'</label>';
+            $output .= ('&nbsp;'x3).'<span class="LC_nobreak">'
+                      .'<label>'.$title{$item}.': '.$markup.'</label>'
+                      .'</span> ';
         }
     }
     return $output;
@@ -2937,7 +2943,7 @@ sub print_username_link {
         $output = $in->{'username'};
     } else {
         $output = '<a href="javascript:username_display_launch('.
-                  "'$in->{'username'}','$in->{'domain'}'".')" />'.
+                  "'$in->{'username'}','$in->{'domain'}'".')">'.
                   $in->{'username'}.'</a>';
     }
     return $output;
@@ -3191,7 +3197,6 @@ ENDJS
                 $date_items;
     if ($context eq 'course' && $env{'form.bulkaction'} eq 'chgsec') {
         my ($cnum,$cdom) = &get_course_identity();
-        my $crstype = &Apache::loncommon::course_type();
         if ($crstype eq 'Community') {
             $lt{'fors'} = &mt('For member roles changing the section, will result in a section switch as members may only be in one section of a community at a time.');
             $lt{'forn'} = &mt('For a role in a community that is not a member role, a user may have roles in more than one section of a community at a time.');
@@ -4827,11 +4832,13 @@ sub setsections_javascript {
                     plch => 'Please choose a different section name.',
                     mnot => 'may not be used as a section name, as it is the name of a course group.',
                     secn => 'Section names and group names must be distinct. Please choose a different section name.',
+                    nonw => 'Section names may only contain letters or numbers.',
                  );                
     $setsection_js .= <<"ENDSECCODE";
 
 function setSections(formname,crstype) {
     var re1 = /^currsec_/;
+    var re2 =/\\W/;
     var groups = new Array($groupslist);
     for (var i=0;i<formname.elements.length;i++) {
         var str = formname.elements[i].name;
@@ -4875,9 +4882,22 @@ function setSections(formname,crstype) {
                     }
                     var newsecs = formname.elements[i+1].value;
                     var numsplit;
+                    var validsecs = new Array();
+                    var badsecs = new Array();
                     if (newsecs != null && newsecs != "") {
                         numsplit = newsecs.split(/,/g);
-                        numsec = numsec + numsplit.length;
+                        for (var i=0; i<numsplit.length; i++) {
+                            if (re2.test(numsplit[i]) == true) {
+                                badsecs.push(numsplit[i]);
+                            } else {
+                                validsecs.push(numsplit[i]);
+                            }
+                        }
+                        if (badsecs.length > 0) {
+                            alert("$alerts{'nonw'}\\n$alerts{'plch'}");
+                            return;
+                        }
+                        numsec = numsec + validsecs.length;
                     }
 
                     if ((role == 'st') && (numsec > 1)) {