--- loncom/interface/domainprefs.pm	2013/05/11 22:08:27	1.160.6.18
+++ loncom/interface/domainprefs.pm	2013/08/08 00:53:32	1.202
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set domain-wide configuration settings
 #
-# $Id: domainprefs.pm,v 1.160.6.18 2013/05/11 22:08:27 raeburn Exp $
+# $Id: domainprefs.pm,v 1.202 2013/08/08 00:53:32 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -86,7 +86,7 @@ $dom,$settings,$rowtotal,$action.
 
 $dom is the domain, $settings is a reference to a hash of current settings for
 the current context, $rowtotal is a reference to the scalar used to record the 
-number of rows displayed on the page, and $action is the context (quotas,
+number of rows displayed on the page, and $action is the context (quotas,  
 requestcourses or requestauthor).
 
 The print_quotas routine was orginally created to display/store information
@@ -94,7 +94,8 @@ about default quota sizes for portfolio
 institutional affiliation in the domain (e.g., Faculty, Staff, Student etc.), 
 but is now also used to manage availability of user tools: 
 i.e., blogs, aboutme page, and portfolios, and the course request tool,
-used by course owners to request creation of a course.
+used by course owners to request creation of a course, and to display/store
+default quota sizes for authoring spaces.
 
 Outputs: 1
 
@@ -210,13 +211,15 @@ sub handler {
                 'quotas','autoenroll','autoupdate','autocreate',
                 'directorysrch','usercreation','usermodification',
                 'contacts','defaults','scantron','coursecategories',
-                'serverstatuses','requestcourses','coursedefaults',
-                'usersessions','loadbalancing','requestauthor'],$dom);
+                'serverstatuses','requestcourses','helpsettings',
+                'coursedefaults','usersessions','loadbalancing',
+                'requestauthor'],$dom);
     my @prefs_order = ('rolecolors','login','defaults','quotas','autoenroll',
                        'autoupdate','autocreate','directorysrch','contacts',
                        'usercreation','usermodification','scantron',
                        'requestcourses','requestauthor','coursecategories',
-                       'serverstatuses','coursedefaults','usersessions');
+                       'serverstatuses','helpsettings',
+                       'coursedefaults','usersessions');
     my %existing;
     if (ref($domconfig{'loadbalancing'}) eq 'HASH') {
         %existing = %{$domconfig{'loadbalancing'}};
@@ -252,11 +255,11 @@ sub handler {
                                   col2 => 'Value'}],
                     },
         'quotas' => 
-                    { text => 'Blogs, personal web pages, webDAV, portfolios',
+                    { text => 'Blogs, personal web pages, webDAV/quotas, portfolios',
                       help => 'Domain_Configuration_Quotas',
                       header => [{col1 => 'User affiliation',
                                   col2 => 'Available tools',
-                                  col3 => 'Portfolio quota',}],
+                                  col3 => 'Quotas, Mb; (Authoring requires role)',}],
                     },
         'autoenroll' =>
                    { text => 'Auto-enrollment settings',
@@ -353,12 +356,26 @@ sub handler {
                               col3 => 'Specific IPs',
                             }],
                  },
-        'coursedefaults' =>
+        'helpsettings' =>
+                 {text   => 'Help page settings',
+                  help   => 'Domain_Configuration_Help_Settings',
+                  header => [{col1 => 'Help Settings (logged-in users)',
+                              col2 => 'Value'}],
+                 },
+        'coursedefaults' => 
                  {text => 'Course/Community defaults',
                   help => 'Domain_Configuration_Course_Defaults',
-                  header => [{col1 => 'Defaults which can be overridden for each course by a DC',
+                  header => [{col1 => 'Defaults which can be overridden in each course by a CC',
+                              col2 => 'Value',},
+                             {col1 => 'Defaults which can be overridden for each course by a DC',
                               col2 => 'Value',},],
                  },
+        'privacy' => 
+                 {text   => 'User Privacy',
+                  help   => 'Domain_Configuration_User_Privacy',
+                  header => [{col1 => 'Setting',
+                              col2 => 'Value',}],
+                 },
         'usersessions' =>
                  {text  => 'User session hosting/offloading',
                   help  => 'Domain_Configuration_User_Sessions',
@@ -402,7 +419,7 @@ sub handler {
         &Apache::lonconfigsettings::make_changes($r,$dom,$phase,$context,\@prefs_order,\%prefs,\%domconfig,$confname,\@roles);
     } elsif ($phase eq 'display') {
         my $js = &recaptcha_js().
-                 &credits_js(); 
+                 &credits_js();
         if ((keys(%servers) > 1) || (keys(%existing) > 0)) {
             my ($othertitle,$usertypes,$types) =
                 &Apache::loncommon::sorted_inst_types($dom);
@@ -416,12 +433,12 @@ sub handler {
     } else {
 # check if domconfig user exists for the domain.
         my $servadm = $r->dir_config('lonAdmEMail');
-        my ($configuserok,$author_ok,$switchserver) = 
+        my ($configuserok,$author_ok,$switchserver) =
             &config_check($dom,$confname,$servadm);
         unless ($configuserok eq 'ok') {
             &Apache::lonconfigsettings::print_header($r,$phase,$context);
             $r->print(&mt('The domain configuration user "[_1]" has yet to be created.',
-                          $confname).
+                           $confname).
                       '<br />'
             );
             if ($switchserver) {
@@ -520,6 +537,8 @@ sub process_changes {
         $output = &modify_quotas($dom,$action,%domconfig);
     } elsif ($action eq 'requestauthor') {
         $output = &modify_quotas($dom,$action,%domconfig);
+    } elsif ($action eq 'helpsettings') {
+        $output = &modify_helpsettings($r,$dom,$confname,%domconfig);
     } elsif ($action eq 'coursedefaults') {
         $output = &modify_coursedefaults($dom,%domconfig);
     } elsif ($action eq 'usersessions') {
@@ -552,7 +571,7 @@ sub print_config_box {
     if ($numheaders > 1) {
         my $colspan = '';
         my $rightcolspan = '';
-        if (($action eq 'rolecolors') || ($action eq 'coursecategories') ||
+        if (($action eq 'rolecolors') || ($action eq 'coursecategories') || 
             (($action eq 'login') && ($numheaders < 3))) {
             $colspan = ' colspan="2"';
         }
@@ -591,6 +610,8 @@ sub print_config_box {
             $output .= &print_usersessions('top',$dom,$settings,\$rowtotal); 
         } elsif ($action eq 'rolecolors') {
             $output .= &print_rolecolors($phase,'student',$dom,$confname,$settings,\$rowtotal);
+        } elsif ($action eq 'coursedefaults') {
+            $output .= &print_coursedefaults('top',$dom,$settings,\$rowtotal);
         }
         $output .= '
            </table>
@@ -680,6 +701,8 @@ sub print_config_box {
               <td class="LC_right_item">'.&mt($item->{'header'}->[2]->{'col2'}).'</td>      </tr>'.
                        &print_usersessions('bottom',$dom,$settings,\$rowtotal);
             $rowtotal ++;
+        } elsif ($action eq 'coursedefaults') {
+            $output .= &print_coursedefaults('bottom',$dom,$settings,\$rowtotal);
         } elsif ($action eq 'rolecolors') {
             $output .= &print_rolecolors($phase,'coordinator',$dom,$confname,$settings,\$rowtotal).'
            </table>
@@ -776,8 +799,6 @@ sub print_config_box {
             $output .= &print_helpsettings($dom,$confname,$settings,\$rowtotal);
         } elsif ($action eq 'loadbalancing') {
             $output .= &print_loadbalancing($dom,$settings,\$rowtotal);
-        } elsif ($action eq 'coursedefaults') {
-            $output .= &print_coursedefaults('bottom',$dom,$settings,\$rowtotal);
         }
     }
     $output .= '
@@ -1121,17 +1142,7 @@ sub print_rolecolors {
     my %designhash = &Apache::loncommon::get_domainconf($dom);
     my %defaultdesign = %Apache::loncommon::defaultdesign;
     my (%is_custom,%designs);
-    my %defaults = (
-                   img => $defaultdesign{$role.'.img'},
-                   font => $defaultdesign{$role.'.font'},
-		   fontmenu => $defaultdesign{$role.'.fontmenu'},
-                   );
-    foreach my $item (@bgs) {
-        $defaults{'bgs'}{$item} = $defaultdesign{$role.'.'.$item};
-    }
-    foreach my $item (@links) {
-        $defaults{'links'}{$item} = $defaultdesign{$role.'.'.$item};
-    }
+    my %defaults = &role_defaults($role,\@bgs,\@links,\@images);
     if (ref($settings) eq 'HASH') {
         if (ref($settings->{$role}) eq 'HASH') {
             if ($settings->{$role}->{'img'} ne '') {
@@ -1192,6 +1203,44 @@ sub print_rolecolors {
     return $datatable;
 }
 
+sub role_defaults {
+    my ($role,$bgs,$links,$images,$logintext) = @_;
+    my %defaults;
+    unless ((ref($bgs) eq 'ARRAY') && (ref($links) eq 'ARRAY') && (ref($images) eq 'ARRAY')) {
+        return %defaults;
+    }
+    my %defaultdesign = %Apache::loncommon::defaultdesign;
+    if ($role eq 'login') {
+        %defaults = (
+                       font => $defaultdesign{$role.'.font'},
+                    );
+        if (ref($logintext) eq 'ARRAY') {
+            foreach my $item (@{$logintext}) {
+                $defaults{'logintext'}{$item} = $defaultdesign{$role.'.'.$item};
+            }
+        }
+        foreach my $item (@{$images}) {
+            $defaults{'showlogo'}{$item} = 1;
+        }
+    } else {
+        %defaults = (
+                       img => $defaultdesign{$role.'.img'},
+                       font => $defaultdesign{$role.'.font'},
+                       fontmenu => $defaultdesign{$role.'.fontmenu'},
+                    );
+    }
+    foreach my $item (@{$bgs}) {
+        $defaults{'bgs'}{$item} = $defaultdesign{$role.'.'.$item};
+    }
+    foreach my $item (@{$links}) {
+        $defaults{'links'}{$item} = $defaultdesign{$role.'.'.$item};
+    }
+    foreach my $item (@{$images}) {
+        $defaults{$item} = $defaultdesign{$role.'.'.$item};
+    }
+    return %defaults;
+}
+
 sub display_color_options {
     my ($dom,$confname,$phase,$role,$itemcount,$choices,$is_custom,$defaults,$designs,
         $images,$bgs,$links,$alt_text,$rowtotal,$logintext) = @_;
@@ -1218,11 +1267,11 @@ sub display_color_options {
         } else {
             $datatable .= '<td>&nbsp;</td>';
         }
-        $current_color = $designs->{'fontmenu'} ?
-            $designs->{'fontmenu'} : $defaults->{'fontmenu'};
+	$current_color = $designs->{'fontmenu'} ?
+	    $designs->{'fontmenu'} : $defaults->{'fontmenu'};
         $datatable .= '<td><span class="LC_nobreak">'.
                       '<input class="colorchooser" type="text" size="10" name="'
-                      .$role.'_fontmenu"'.
+		      .$role.'_fontmenu"'.
                       ' value="'.$current_color.'" />&nbsp;'.
                       '&nbsp;</td></tr>';
     }
@@ -1239,7 +1288,7 @@ sub display_color_options {
                     &login_header_options($img,$role,$defaults,$is_custom,$choices);
                 $logincolors =
                     &login_text_colors($img,$role,$logintext,$phase,$choices,
-                                            $designs);
+                                       $designs,$defaults);
             } elsif ($img ne 'domlogo') {
                 $datatable.= &logo_display_options($img,$defaults,$designs);
             }
@@ -1318,12 +1367,12 @@ sub display_color_options {
                 $datatable .= &image_changes($is_custom->{$img},$alt_text->{$img},$img_import,
                                              $showfile,$fullsize,$role,$img,$imgfile,$logincolors);
             } else {
-                $datatable .= '<td colspan="2" class="LC_right_item"><br />'.
-                              &mt('Upload:');
+                $datatable .= '<td>&nbsp;</td><td class="LC_left_item">'.
+                              &mt('Upload:').'<br />';
             }
         } else {
-            $datatable .= '<td colspan="2" class="LC_right_item"><br />'.
-                          &mt('Upload:');
+            $datatable .= '<td>&nbsp;</td><td class="LC_left_item">'.
+                          &mt('Upload:').'<br />';
         }
         if ($switchserver) {
             $datatable .= &mt('Upload to library server: [_1]',$switchserver);
@@ -1353,8 +1402,8 @@ sub display_color_options {
                   '<table border="0"><tr>';
 
     foreach my $item (@{$bgs}) {
-        $datatable .= '<td align="center">';
-        my $color = $designs->{'bgs'}{$item} ? $designs->{'bgs'}{$item} : $defaults->{'bgs'}{$item};
+        $datatable .= '<td align="center">'.$choices->{$item};
+	my $color = $designs->{'bgs'}{$item} ? $designs->{'bgs'}{$item} : $defaults->{'bgs'}{$item};
         if ($designs->{'bgs'}{$item}) {
             $datatable .= '&nbsp;';
         }
@@ -1380,9 +1429,8 @@ sub display_color_options {
     $datatable .= '<td class="LC_right_item">'.
                   '<table border="0"><tr>';
     foreach my $item (@{$links}) {
-        my $color = $designs->{'link'}{$item} ? $designs->{'link'}{$item} : $defaults->{'links'}{$item};
-        $datatable .= '<td align="center">'."\n";
-
+	my $color = $designs->{'link'}{$item} ? $designs->{'link'}{$item} : $defaults->{'links'}{$item};
+        $datatable .= '<td align="center">'.$choices->{$item}."\n";
         if ($designs->{'links'}{$item}) {
             $datatable.='&nbsp;';
         }
@@ -1440,17 +1488,13 @@ sub login_header_options  {
 }
 
 sub login_text_colors {
-    my ($img,$role,$logintext,$phase,$choices,$designs) = @_;
+    my ($img,$role,$logintext,$phase,$choices,$designs,$defaults) = @_;
     my $color_menu = '<table border="0"><tr>';
     foreach my $item (@{$logintext}) {
-        my $link = &color_pick($phase,$role,$item,$choices->{$item},$designs->{'logintext'}{$item});
-        $color_menu .= '<td align="center">'.$link;
-        if ($designs->{'logintext'}{$item}) {
-            $color_menu .= '&nbsp;<span id="css_'.$role.'_'.$item.'" style="background-color: '.$designs->{'logintext'}{$item}.';">&nbsp;&nbsp;&nbsp;</span>';
-        }
-        $color_menu .= '<br /><input type="text" size="8" name="'.$role.'_'.$item.'" value="'.
-                       $designs->{'logintext'}{$item}.'" onblur = "javascript:colchg_span('."'css_".$role.'_'.$item."'".',this);" /></td>'.
-                       '<td>&nbsp;</td>';
+        $color_menu .= '<td align="center">'.$choices->{$item};
+        my $color = $designs->{'logintext'}{$item} ? $designs->{'logintext'}{$item} : $defaults->{'logintext'}{$item};
+        $color_menu .= '<br /><input type="text" class="colorchooser" size="8" name="'.$role.'_'.$item.'" value="'.$color.
+                      '" onblur = "javascript:colchg_span('."'css_".$role.'_'.$item."'".',this);" /></td>';
     }
     $color_menu .= '</tr></table><br />';
     return $color_menu;
@@ -1482,20 +1526,12 @@ sub image_changes {
                        $role.'_del_'.$img.'" value="1" />'.&mt('Delete?').
                        '</label>&nbsp;'.&mt('Replace:').'</span><br />';
         } else {
-            $output .= '<td valign="bottom">'.$logincolors.&mt('Upload:').'<br />';
+            $output .= '<td valign="middle">'.$logincolors.&mt('Upload:').'<br />';
         }
     }
     return $output;
 }
 
-sub color_pick {
-    my ($phase,$role,$item,$desc,$curcol) = @_;
-    my $link = '<a href="javascript:pjump('."'color_custom','".$desc.
-               "','".$curcol."','".$role.'_'.$item."','parmform.pres','psub'".
-               ');">'.$desc.'</a>';
-    return $link;
-}
-
 sub print_quotas {
     my ($dom,$settings,$rowtotal,$action) = @_;
     my $context;
@@ -1504,7 +1540,7 @@ sub print_quotas {
     } else {
         $context = $action;
     }
-    my ($datatable,$defaultquota,@usertools,@options,%validations);
+    my ($datatable,$defaultquota,$authorquota,@usertools,@options,%validations);
     my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($dom);
     my $typecount = 0;
     my ($css_class,%titles);
@@ -1516,22 +1552,25 @@ sub print_quotas {
     } elsif ($context eq 'requestauthor') {
         @usertools = ('author');
         @options = ('norequest','approval','automatic');
-        %titles = &authorrequest_titles();
+        %titles = &authorrequest_titles(); 
     } else {
         @usertools = ('aboutme','blog','webdav','portfolio');
         %titles = &tool_titles();
     }
     if (ref($types) eq 'ARRAY') {
         foreach my $type (@{$types}) {
-            my $currdefquota;
+            my ($currdefquota,$currauthorquota);
             unless (($context eq 'requestcourses') ||
                     ($context eq 'requestauthor')) {
                 if (ref($settings) eq 'HASH') {
                     if (ref($settings->{defaultquota}) eq 'HASH') {
-                        $currdefquota = $settings->{defaultquota}->{$type}; 
+                        $currdefquota = $settings->{defaultquota}->{$type};
                     } else {
                         $currdefquota = $settings->{$type};
                     }
+                    if (ref($settings->{authorquota}) eq 'HASH') {
+                        $currauthorquota = $settings->{authorquota}->{$type};
+                    }
                 }
             }
             if (defined($usertypes->{$type})) {
@@ -1645,10 +1684,15 @@ sub print_quotas {
                 unless (($context eq 'requestcourses') ||
                         ($context eq 'requestauthor')) {
                     $datatable .= 
-                              '<td class="LC_right_item"><span class="LC_nobreak">'.
+                              '<td class="LC_right_item">'.
+                              '<span class="LC_nobreak">'.&mt('Portfolio').':&nbsp;'.
                               '<input type="text" name="quota_'.$type.
                               '" value="'.$currdefquota.
-                              '" size="5" /> Mb</span></td>';
+                              '" size="5" /></span>'.('&nbsp;' x 2).
+                              '<span class="LC_nobreak">'.&mt('Authoring').':&nbsp;'.
+                              '<input type="text" name="authorquota_'.$type.
+                              '" value="'.$currauthorquota.
+                              '" size="5" /></span></td>';
                 }
                 $datatable .= '</tr>';
             }
@@ -1656,12 +1700,16 @@ sub print_quotas {
     }
     unless (($context eq 'requestcourses') || ($context eq 'requestauthor')) {
         $defaultquota = '20';
+        $authorquota = '500';
         if (ref($settings) eq 'HASH') {
             if (ref($settings->{'defaultquota'}) eq 'HASH') {
                 $defaultquota = $settings->{'defaultquota'}->{'default'};
             } elsif (defined($settings->{'default'})) {
                 $defaultquota = $settings->{'default'};
             }
+            if (ref($settings->{'authorquota'}) eq 'HASH') {
+                $authorquota = $settings->{'authorquota'}->{'default'};
+            }
         }
     }
     $typecount ++;
@@ -1772,15 +1820,19 @@ sub print_quotas {
     }
     $datatable .= '</td>';
     unless (($context eq 'requestcourses') || ($context eq 'requestauthor')) {
-        $datatable .= '<td class="LC_right_item"><span class="LC_nobreak">'.
+        $datatable .= '<td class="LC_right_item">'.
+                      '<span class="LC_nobreak">'.&mt('Portfolio').':&nbsp;'.
                       '<input type="text" name="defaultquota" value="'.
-                      $defaultquota.'" size="5" /> Mb</span></td>';
+                      $defaultquota.'" size="5" /></span>'.('&nbsp;' x2).
+                      '<span class="LC_nobreak">'.&mt('Authoring').':&nbsp;'.
+                      '<input type="text" name="authorquota" value="'.
+                      $authorquota.'" size="5" /></span></td>';
     }
     $datatable .= '</tr>';
     $typecount ++;
     $css_class = $typecount%2?' class="LC_odd_row"':'';
     $datatable .= '<tr'.$css_class.'>'.
-                  '<td>'.&mt('LON-CAPA Advanced Users').' ';
+                  '<td>'.&mt('LON-CAPA Advanced Users').'<br />';
     if ($context eq 'requestcourses') {
         $datatable .= &mt('(overrides affiliation, if set)').
                       '</td>'.
@@ -2100,7 +2152,7 @@ sub print_autocreate {
                 }
             }
         }
-        if ($settings->{'xmldc'} ne '') {
+        if ($settings->{'xmldc'} ne '') { 
             $currhash{$settings->{'xmldc'}} = 1;
         }
     } else {
@@ -2293,7 +2345,7 @@ sub print_contacts {
         $checked{'helpdeskmail'}{'supportemail'} = ' checked="checked" ';
         $checked{'lonstatusmail'}{'adminemail'} = ' checked="checked" '; 
         $checked{'requestsmail'}{'adminemail'} = ' checked="checked" ';
-        $checked{'updatesmail'}{'adminemail'} = ' checked="checked" '; 
+        $checked{'updatesmail'}{'adminemail'} = ' checked="checked" ';
     }
     my ($titles,$short_titles) = &contact_titles();
     my $rownum = 0;
@@ -2408,9 +2460,14 @@ sub print_coursedefaults {
     my $itemcount = 1;
     my %choices =  &Apache::lonlocal::texthash (
         canuse_pdfforms      => 'Course/Community users can create/upload PDF forms',
+        uploadquota          => 'Default quota for files uploaded directly to course/community using Course Editor (MB)',
         anonsurvey_threshold => 'Responder count needed before showing submissions for anonymous surveys',
         coursecredits        => 'Credits can be specified for courses',
     );
+    my %staticdefaults = (
+                           anonsurvey_threshold => 10,
+                           uploadquota          => 500,
+                         );
     if ($position eq 'top') {
         %defaultchecked = ('canuse_pdfforms' => 'off');
         @toggles = ('canuse_pdfforms');
@@ -2418,10 +2475,16 @@ sub print_coursedefaults {
                                                  \%choices,$itemcount);
     } else {
         $css_class = $itemcount%2 ? ' class="LC_odd_row"' : '';
-        my ($currdefresponder,$def_official_credits,$def_unofficial_credits);
+        my ($currdefresponder,$def_official_credits,$def_unofficial_credits,%curruploadquota);
         my $currusecredits = 0;
+        my @types = ('official','unofficial','community');
         if (ref($settings) eq 'HASH') {
             $currdefresponder = $settings->{'anonsurvey_threshold'};
+            if (ref($settings->{'uploadquota'}) eq 'HASH') {
+                foreach my $type (keys(%{$settings->{'uploadquota'}})) {
+                    $curruploadquota{$type} = $settings->{'uploadquota'}{$type};
+                }
+            }
             if (ref($settings->{'coursecredits'}) eq 'HASH') {
                 $def_official_credits = $settings->{'coursecredits'}->{'official'};
                 $def_unofficial_credits = $settings->{'coursecredits'}->{'unofficial'};
@@ -2431,10 +2494,15 @@ sub print_coursedefaults {
             }
         }
         if (!$currdefresponder) {
-            $currdefresponder = 10;
+            $currdefresponder = $staticdefaults{'anonsurvey_threshold'};
         } elsif ($currdefresponder < 1) {
             $currdefresponder = 1;
         }
+        foreach my $type (@types) {
+            if ($curruploadquota{$type} eq '') {
+                $curruploadquota{$type} = $staticdefaults{'uploadquota'};
+            }
+        }
         $datatable .=
                 '<tr'.$css_class.'><td><span class="LC_nobreak">'.
                 $choices{'anonsurvey_threshold'}.
@@ -2442,10 +2510,21 @@ sub print_coursedefaults {
                 '<td class="LC_right_item"><span class="LC_nobreak">'.
                 '<input type="text" name="anonsurvey_threshold"'.
                 ' value="'.$currdefresponder.'" size="5" /></span>'.
-                '</td></tr>'."\n";
-        $itemcount ++;
+                '</td></tr>'."\n".
+                '<tr><td><span class="LC_nobreak">'.
+                $choices{'uploadquota'}.
+                '</span></td>'.
+                '<td align="right" class="LC_right_item">'.
+                '<table><tr>';
+        foreach my $type (@types) {
+            $datatable .= '<td align="center">'.&mt($type).'<br />'.
+                           '<input type="text" name="uploadquota_'.$type.'"'.
+                           ' value="'.$curruploadquota{$type}.'" size="5" /></td>';
+        }
+        $datatable .= '</tr></table></td></tr>'."\n";
+        $itemcount += 2;
         my $onclick = 'toggleCredits(this.form);';
-        my $display = 'none';
+        my $display = 'none';  
         if ($currusecredits) {
             $display = 'block';
         }
@@ -2931,7 +3010,7 @@ sub print_loadbalancing {
                       '<td rowspan="'.$rownum.'" valign="top">'.
                       '<p>';
         if ($lonhost eq '') {
-            $datatable .= '<span class="LC_nobreak">';
+            $datatable .= '<span class="LC_nobreak">'; 
             if (keys(%currbalancer) > 0) {
                 $datatable .= &mt('Add balancer:');
             } else {
@@ -2947,7 +3026,7 @@ sub print_loadbalancing {
                 next if ($currbalancer{$server});
                 $datatable .= '<option value="'.$server.'">'.$server.'</option>'."\n";
             }
-            $datatable .=
+            $datatable .= 
                 '</select>'."\n".
                 '<input type="hidden" name="loadbalancing_prevlonhost_'.$balnum.'" id="loadbalancing_prevlonhost_'.$balnum.'" value="" />&nbsp;</span>'."\n";
         } else {
@@ -2986,7 +3065,7 @@ sub print_loadbalancing {
                 if (exists($currbalancer{$spares[$i]})) {
                     $disabled = ' disabled="disabled"';
                 }
-                $targettable .=
+                $targettable .= 
                     '<td><label><input type="checkbox" name="loadbalancing_target_'.$balnum.'_'.$sparetype.'"'.
                     $checked.$disabled.' value="'.$chkboxval.'" id="loadbalancing_target_'.$balnum.'_'.$sparetype.'_'.$i.'" onclick="checkOffloads('."this,'$balnum','$sparetype'".');" /><span id="loadbalancing_targettxt_'.$balnum.'_'.$sparetype.'_'.$i.'">&nbsp;'.$chkboxval.
                     '</span></label></td>';
@@ -3070,7 +3149,7 @@ sub loadbalancing_rules {
         $css_class,$balnum,$islast) = @_;
     my $output;
     my $num = 0;
-    my ($alltypes,$othertypes,$titles) =
+    my ($alltypes,$othertypes,$titles) = 
         &loadbalancing_titles($dom,$intdom,$usertypes,$types);
     if ((ref($alltypes) eq 'ARRAY') && (ref($titles) eq 'HASH'))  {
         foreach my $type (@{$alltypes}) {
@@ -3142,7 +3221,7 @@ sub loadbalance_rule_row {
     if ($islast && $num == 1) {
         $space = '<div display="inline-block">&nbsp;</div>';
     }
-    my $output =
+    my $output = 
         '<tr class="'.$css_class.'" id="balanceruletr_'.$balnum.'_'.$num.'"><td valign="top">'.$space.
         '<div id="balanceruletitle_'.$balnum.'_'.$type.'" style="'.$style.'">'.$title.'</div></td>'."\n".
         '<td valaign="top">'.$space.
@@ -3162,7 +3241,7 @@ sub loadbalance_rule_row {
                 unless ($checked) {
                     $default = ' selected="selected"';
                 }
-                $extra =
+                $extra = 
                     ':&nbsp;<select name="loadbalancing_singleserver_'.$balnum.'_'.$type.
                     '" id="loadbalancing_singleserver_'.$balnum.'_'.$type.
                     '" onchange="singleServerToggle('."'$balnum','$type'".')">'."\n".
@@ -3264,7 +3343,7 @@ sub authorrequest_titles {
                                    automatic  => 'Automatic approval',
                  );
     return %titles;
-}
+} 
 
 sub courserequest_conditions {
     my %conditions = &Apache::lonlocal::texthash (
@@ -3503,9 +3582,9 @@ sub captcha_choice {
 #
 # Note: If reCAPTCHA is to be used for LON-CAPA servers in a domain, a domain coordinator should visit:
 # https://www.google.com/recaptcha and generate a Public and Private key. For domains with multiple
-# servers a single key pair will be used for all servers, so the internet domain (e.g., yourcollege.edu)
+# servers a single key pair will be used for all servers, so the internet domain (e.g., yourcollege.edu) 
 # specified for use with the key should be broad enough to accommodate all servers in the LON-CAPA domain.
-#
+#  
     $output .= '</td></tr>'."\n".
                '<tr><td>'."\n".
                '<span class="LC_nobreak"><span id="'.$context.'_recaptchapubtxt">'.$pubtext.'</span>&nbsp;'."\n".
@@ -3856,8 +3935,8 @@ sub print_scantronformat {
         $datatable .= '<td>'.&mt('Default in use:').'<br />'.
                       '<span class="LC_nobreak">';
         if ($scantronurl) {
-            $datatable .= '<a href="'.$scantronurl.'" target="_blank">'.
-                          &mt('Default bubblesheet format file').'</a>';
+            $datatable .= &Apache::loncommon::modal_link($scantronurl,&mt('Default bubblesheet format file'),600,500,
+                                                         undef,undef,undef,undef,'background-color:#ffffff');
         } else {
             $datatable = &mt('File unavailable for display');
         }
@@ -3882,11 +3961,12 @@ sub print_scantronformat {
             } 
             $datatable .= '<td>'.$errorstr.'</td><td>&nbsp;';
         } elsif ($scantronurl) {
+            my $link =  &Apache::loncommon::modal_link($scantronurl,&mt('Custom bubblesheet format file'),600,500,
+                                                       undef,undef,undef,undef,'background-color:#ffffff');
             $datatable .= '<td><span class="LC_nobreak">'.
-                          '<a href="'.$scantronurl.'" target="_blank">'.
-                          &mt('Custom bubblesheet format file').'</a><label>'.
-                          '<input type="checkbox" name="scantronformat_del"'.
-                          '" value="1" />'.&mt('Delete?').'</label></span></td>'.
+                          $link.
+                          '<label><input type="checkbox" name="scantronformat_del"'.
+                          ' value="1" />'.&mt('Delete?').'</label></span></td>'.
                           '<td><span class="LC_nobreak">&nbsp;'.
                           &mt('Replace:').'</span><br />';
         }
@@ -4814,7 +4894,7 @@ sub modify_login {
                     } else {
                         my $puberror = &mt("Upload of [_1] failed because an error occurred publishing the file in RES space. Error was: [_2].",$newfile{$lang},$result);
                         $errors .= '<li><span class="LC_error">'.$puberror.'</span></li>';
-                        if ((grep(/^\Q$lang\E$/,@currlangs)) &&
+                        if ((grep(/^\Q$lang\E$/,@currlangs)) && 
                             (!grep(/^\Q$lang\E$/,@delurls))) {
 
                             $loginhash{'login'}{'helpurl'}{$lang} = $domconfig{'login'}{'helpurl'}{$lang};
@@ -4931,7 +5011,7 @@ sub modify_login {
                     }
                 } elsif ($item eq 'captcha') {
                     if (ref($loginhash{'login'}) eq 'HASH') {
-                        my $chgtxt;
+                        my $chgtxt; 
                         if ($loginhash{'login'}{$item} eq 'notused') {
                             $chgtxt .= &mt('No CAPTCHA validation in use for helpdesk form.');
                         } else {
@@ -4992,7 +5072,7 @@ sub color_font_choices {
             links => "Link colors",
             images => "Images",
             font => "Font color",
-            fontmenu => "Font Menu",
+            fontmenu => "Font menu",
             pgbg => "Page",
             tabbg => "Header",
             sidebg => "Border",
@@ -5044,24 +5124,45 @@ sub modify_colors {
     my @images;
     my $servadm = $r->dir_config('lonAdmEMail');
     my $errors;
+    my %defaults;
     foreach my $role (@{$roles}) {
         if ($role eq 'login') {
             %choices = &login_choices();
             @logintext = ('textcol','bgcol');
         } else {
             %choices = &color_font_choices();
-            $confhash->{$role}{'fontmenu'} = $env{'form.'.$role.'_fontmenu'};
         }
         if ($role eq 'login') {
             @images = ('img','logo','domlogo','login');
             @bgs = ('pgbg','mainbg','sidebg');
         } else {
             @images = ('img');
-            @bgs = ('pgbg','tabbg','sidebg'); 
+            @bgs = ('pgbg','tabbg','sidebg');
+        }
+        my %defaults = &role_defaults($role,\@bgs,\@links,\@images,\@logintext);
+        unless ($env{'form.'.$role.'_font'} eq $defaults{'font'}) {
+            $confhash->{$role}{'font'} = $env{'form.'.$role.'_font'};
+        }
+        if ($role eq 'login') {
+            foreach my $item (@logintext) {
+                unless ($env{'form.'.$role.'_'.$item} eq  $defaults{'logintext'}{$item}) {
+                    $confhash->{$role}{$item} = $env{'form.'.$role.'_'.$item};
+                }
+            }
+        } else {
+            unless($env{'form.'.$role.'_fontmenu'} eq $defaults{'fontmenu'}) {
+                $confhash->{$role}{'fontmenu'} = $env{'form.'.$role.'_fontmenu'};
+            }
         }
-        $confhash->{$role}{'font'} = $env{'form.'.$role.'_font'};
-        foreach my $item (@bgs,@links,@logintext) {
-            $confhash->{$role}{$item} = $env{'form.'.$role.'_'.$item};
+        foreach my $item (@bgs) {
+            unless ($env{'form.'.$role.'_'.$item} eq $defaults{'bgs'}{$item} ) {
+                $confhash->{$role}{$item} = $env{'form.'.$role.'_'.$item};
+            }
+        }
+        foreach my $item (@links) {
+            unless ($env{'form.'.$role.'_'.$item} eq  $defaults{'links'}{$item}) {
+                $confhash->{$role}{$item} = $env{'form.'.$role.'_'.$item};
+            }
         }
         my ($configuserok,$author_ok,$switchserver) = 
             &config_check($dom,$confname,$servadm);
@@ -5409,7 +5510,7 @@ sub publishlogo {
 # See if there is anything left
     unless ($fname) { return ('error: no uploaded file'); }
     $fname="$subdir/$fname";
-    my $docroot=$r->dir_config('lonDocRoot');
+    my $docroot=$r->dir_config('lonDocRoot'); 
     my $filepath="$docroot/priv";
     my $relpath = "$dom/$confname";
     my ($fnamepath,$file,$fetchthumb);
@@ -5417,7 +5518,7 @@ sub publishlogo {
     if ($fname=~m|/|) {
         ($fnamepath,$file) = ($fname =~ m|^(.*)/([^/]+)$|);
     }
-    my @parts=split(/\//,"$filepath/$relpath/$fnamepath");  
+    my @parts=split(/\//,"$filepath/$relpath/$fnamepath");
     my $count;
     for ($count=5;$count<=$#parts;$count++) {
         $filepath.="/$parts[$count]";
@@ -5441,7 +5542,7 @@ sub publishlogo {
         my $source = $filepath.'/'.$file;
         my $logfile;
         if (!open($logfile,">>$source".'.log')) {
-            return (&mt('No write permission to Construction Space'));
+            return (&mt('No write permission to Authoring Space'));
         }
         print $logfile
 "\n================= Publish ".localtime()." ================\n".
@@ -5683,7 +5784,7 @@ sub modify_quotas {
         %limithash,$toolregexp,%conditions,$resulttext,%changes);
     if ($action eq 'quotas') {
         $context = 'tools'; 
-    } else { 
+    } else {
         $context = $action;
     }
     if ($context eq 'requestcourses') {
@@ -5720,8 +5821,9 @@ sub modify_quotas {
         } else {
             if ($key =~ /^form\.quota_(.+)$/) {
                 $confhash{'defaultquota'}{$1} = $env{$key};
-            }
-            if ($key =~ /^form\.\Q$context\E_(.+)$/) {
+            } elsif ($key =~ /^form\.authorquota_(.+)$/) {
+                $confhash{'authorquota'}{$1} = $env{$key};
+            } elsif ($key =~ /^form\.\Q$context\E_(.+)$/) {
                 @{$toolshash{$1}} = &Apache::loncommon::get_env_multiple($key);
             }
         }
@@ -5747,6 +5849,7 @@ sub modify_quotas {
         }
     } else {
         $confhash{'defaultquota'}{'default'} = $env{'form.defaultquota'};
+        $confhash{'authorquota'}{'default'} = $env{'form.authorquota'};
     }
     foreach my $item (@usertools) {
         foreach my $type (@{$types},'default','_LC_adv') {
@@ -5834,6 +5937,17 @@ sub modify_quotas {
                     }
                 }
             }
+            if (ref($domconfig{'quotas'}{'authorquota'}) eq 'HASH') {
+                foreach my $key (keys(%{$domconfig{'quotas'}{'authorquota'}})) {
+                    if (exists($confhash{'authorquota'}{$key})) {
+                        if ($confhash{'authorquota'}{$key} ne $domconfig{'quotas'}{'authorquota'}{$key}) {
+                            $changes{'authorquota'}{$key} = 1;
+                        }
+                    } else {
+                        $confhash{'authorquota'}{$key} = $domconfig{'quotas'}{'authorquota'}{$key};
+                    }
+                }
+            }
         }
         if (ref($confhash{'defaultquota'}) eq 'HASH') {
             foreach my $key (keys(%{$confhash{'defaultquota'}})) {
@@ -5852,6 +5966,21 @@ sub modify_quotas {
                 }
             }
         }
+        if (ref($confhash{'authorquota'}) eq 'HASH') {
+            foreach my $key (keys(%{$confhash{'authorquota'}})) {
+                if (ref($domconfig{'quotas'}) eq 'HASH') {
+                    if (ref($domconfig{'quotas'}{'authorquota'}) eq 'HASH') {
+                        if (!exists($domconfig{'quotas'}{'authorquota'}{$key})) {
+                            $changes{'authorquota'}{$key} = 1;
+                        }
+                    } else {
+                        $changes{'authorquota'}{$key} = 1;
+                    }
+                } else {
+                    $changes{'authorquota'}{$key} = 1;
+                }
+            }
+        }
     }
 
     if ($context eq 'requestauthor') {
@@ -5873,7 +6002,7 @@ sub modify_quotas {
             &Apache::lonnet::do_cache_new('domdefaults',$dom,\%domdefaults,$cachetime);
 
             $resulttext = &mt('Changes made:').'<ul>';
-            unless (($context eq 'requestcourses') ||
+            unless (($context eq 'requestcourses') || 
                     ($context eq 'requestauthor')) {
                 if (ref($changes{'defaultquota'}) eq 'HASH') {
                     $resulttext .= '<li>'.&mt('Portfolio default quotas').'<ul>';
@@ -5888,13 +6017,26 @@ sub modify_quotas {
                     }
                     $resulttext .= '</ul></li>';
                 }
+                if (ref($changes{'authorquota'}) eq 'HASH') {
+                    $resulttext .= '<li>'.&mt('Authoring space default quotas').'<ul>';
+                    foreach my $type (@{$types},'default') {
+                        if (defined($changes{'authorquota'}{$type})) {
+                            my $typetitle = $usertypes->{$type};
+                            if ($type eq 'default') {
+                                $typetitle = $othertitle;
+                            }
+                            $resulttext .= '<li>'.&mt('[_1] set to [_2] Mb',$typetitle,$confhash{'authorquota'}{$type}).'</li>';
+                        }
+                    }
+                    $resulttext .= '</ul></li>';
+                }
             }
             my %newenv;
             foreach my $item (@usertools) {
                 my (%haschgs,%inconf);
                 if ($context eq 'requestauthor') {
                     %haschgs = %changes;
-                    %inconf = %confhash;
+                    %inconf = %confhash; 
                 } else {
                     if (ref($changes{$item}) eq 'HASH') {
                         %haschgs = %{$changes{$item}};
@@ -5908,7 +6050,7 @@ sub modify_quotas {
                         &Apache::lonnet::usertools_access($env{'user.name'},
                                                           $env{'user.domain'},
                                                           $item,'reload',$context);
-                    if (($context eq 'requestcourses') ||
+                    if (($context eq 'requestcourses') || 
                         ($context eq 'requestauthor')) {
                         if ($env{'environment.canrequest.'.$item} ne $newacc) {
                             $newenv{'environment.canrequest.'.$item} = $newacc;
@@ -6474,7 +6616,7 @@ sub modify_directorysrch {
                         } else {
                             $chgtext =~ s/\; $//;
                         }
-                        $resulttext .=
+                        $resulttext .= 
                             '<li>'.
                             &mt("Users from domain '[_1]' permitted to search the institutional directory set to: [_2]",
                                 '<span class="LC_cusr_emph">'.$dom.'</span>',$chgtext).
@@ -6941,7 +7083,7 @@ sub modify_usercreation {
                             if ($captchas{$cancreate{$type}}) {
                                 $chgtext .= &mt("Validation for self-creation screen set to $captchas{$cancreate{$type}}.");
                             } else {
-                                $chgtext .= &mt('Validation for self-creation screen set to unknown type.');
+                                $chgtext .= &mt('Validation for self-creation screen set to unknown type.'); 
                             }
                         }
                     } elsif ($type eq 'recaptchakeys') {
@@ -7069,7 +7211,7 @@ sub process_captcha {
         $newsettings->{'captcha'} = 'original';
     }
     if ($current->{'captcha'} ne $newsettings->{'captcha'}) {
-        if ($container eq 'cancreate') {
+        if ($container eq 'cancreate') { 
             if (ref($changes->{'cancreate'}) eq 'ARRAY') {
                 push(@{$changes->{'cancreate'}},'captcha');
             } elsif (!defined($changes->{'cancreate'})) {
@@ -7108,7 +7250,7 @@ sub process_captcha {
                 $changes->{'cancreate'} = ['recaptchakeys'];
             }
         } else {
-            $changes->{'recaptchakeys'} = 1;
+            $changes->{'recaptchakeys'} = 1; 
         }
     }
     return;
@@ -7792,8 +7934,8 @@ sub modify_helpsettings {
                 } elsif ($domconfig{'helpsettings'}{$item} ne $env{'form.'.$item}) {
                     $changes{$item} = 1;
                 }
-	    }
-            if (($env{'form.'.$item} eq '0') || ($env{'form.'.$item} eq '1')) {
+            }
+            if (($env{'form.'.$item} eq '0') || ($env{'form.'.$item} eq '1')) { 
                 $helphash{'helpsettings'}{$item} = $env{'form.'.$item};
             }
         }
@@ -7830,6 +7972,13 @@ sub modify_coursedefaults {
     my ($resulttext,$errors,%changes,%defaultshash);
     my %defaultchecked = ('canuse_pdfforms' => 'off');
     my @toggles = ('canuse_pdfforms');
+    my @numbers = ('anonsurvey_threshold','uploadquota_official','uploadquota_unofficial',
+                   'uploadquota_community');
+    my @types = ('official','unofficial','community');
+    my %staticdefaults = (
+                           anonsurvey_threshold => 10,
+                           uploadquota          => 500,
+                         );
 
     $defaultshash{'coursedefaults'} = {};
 
@@ -7858,16 +8007,35 @@ sub modify_coursedefaults {
             }
             $defaultshash{'coursedefaults'}{$item} = $env{'form.'.$item};
         }
-        my $currdefresponder = $domconfig{'coursedefaults'}{'anonsurvey_threshold'};
-        my $newdefresponder = $env{'form.anonsurvey_threshold'};
-        $newdefresponder =~ s/\D//g;
-        if ($newdefresponder eq '' || $newdefresponder < 1) {
-            $newdefresponder = 1;
-        }
-        $defaultshash{'coursedefaults'}{'anonsurvey_threshold'} = $newdefresponder;
-        if ($currdefresponder ne $newdefresponder) {
-            unless ($currdefresponder eq '' && $newdefresponder == 10) {
-                $changes{'anonsurvey_threshold'} = 1;
+        foreach my $item (@numbers) {
+            my ($currdef,$newdef);
+            my $newdef = $env{'form.'.$item};
+            if ($item eq 'anonsurvey_threshold') {
+                $currdef = $domconfig{'coursedefaults'}{$item};
+                $newdef =~ s/\D//g;
+                if ($newdef eq '' || $newdef < 1) {
+                    $newdef = 1;
+                }
+                $defaultshash{'coursedefaults'}{$item} = $newdef;
+            } else {
+                my ($type) = ($item =~ /^\Quploadquota_\E(\w+)$/);
+                if (ref($domconfig{'coursedefaults'}{'uploadquota'}) eq 'HASH') {
+                    $currdef = $domconfig{'coursedefaults'}{'uploadquota'}{$type};
+                }
+                $newdef =~ s/[^\w.\-]//g;
+                $defaultshash{'coursedefaults'}{'uploadquota'}{$type} = $newdef;
+            }
+            if ($currdef ne $newdef) {
+                my $staticdef;
+                if ($item eq 'anonsurvey_threshold') {
+                    unless (($currdef eq '') && ($newdef == $staticdefaults{$item})) {
+                        $changes{$item} = 1;
+                    }
+                } else {
+                    unless (($currdef eq '') && ($newdef == $staticdefaults{'uploadquota'})) {
+                        $changes{'uploadquota'} = 1;
+                    }
+                }
             }
         }
         my $officialcreds = $env{'form.official_credits'};
@@ -7893,7 +8061,7 @@ sub modify_coursedefaults {
     if ($putresult eq 'ok') {
         my %domdefaults;
         if (keys(%changes) > 0) {
-            if (($changes{'canuse_pdfforms'}) || ($changes{'coursecredits'})) {
+            if (($changes{'canuse_pdfforms'}) || ($changes{'coursecredits'}) || ($changes{'uploadquota'})) {
                 %domdefaults = &Apache::lonnet::get_domain_defaults($dom);
                 if ($changes{'canuse_pdfforms'}) {
                     $domdefaults{'canuse_pdfforms'}=$defaultshash{'coursedefaults'}{'canuse_pdfforms'};
@@ -7906,6 +8074,13 @@ sub modify_coursedefaults {
                             $defaultshash{'coursedefaults'}{'coursecredits'}{'unofficial'};
                     }
                 }
+                if ($changes{'uploadquota'}) {
+                    if (ref($defaultshash{'coursedefaults'}{'uploadquota'}) eq 'HASH') {
+                        foreach my $type (@types) {
+                            $domdefaults{$type.'quota'}=$defaultshash{'coursedefaults'}{'uploadquota'}{$type};
+                        }
+                    }
+                }
                 my $cachetime = 24*60*60;
                 &Apache::lonnet::do_cache_new('domdefaults',$dom,\%domdefaults,$cachetime);
             }
@@ -7918,7 +8093,18 @@ sub modify_coursedefaults {
                         $resulttext .= '<li>'.&mt('Course/Community users can create/upload PDF forms set to "off"').'</li>';
                     }
                 } elsif ($item eq 'anonsurvey_threshold') {
-                        $resulttext .= '<li>'.&mt('Responder count required for display of anonymous survey submissions set to [_1].',$defaultshash{'coursedefaults'}{'anonsurvey_threshold'}).'</li>';
+                    $resulttext .= '<li>'.&mt('Responder count required for display of anonymous survey submissions set to [_1].',$defaultshash{'coursedefaults'}{'anonsurvey_threshold'}).'</li>';
+                } elsif ($item eq 'uploadquota') {
+                    if (ref($defaultshash{'coursedefaults'}{'uploadquota'}) eq 'HASH') {
+                        $resulttext .= '<li>'.&mt('Default quota for content uploaded to a course/community via Course Editor set as follows:').'<ul>'.
+                                       '<li>'.&mt('Official courses: [_1] MB','<b>'.$defaultshash{'coursedefaults'}{'uploadquota'}{'official'}.'</b>').'</li>'.
+                                       '<li>'.&mt('Unofficial courses: [_1] MB','<b>'.$defaultshash{'coursedefaults'}{'uploadquota'}{'unofficial'}.'</b>').'</li>'.
+                                       '<li>'.&mt('Communities: [_1] MB','<b>'.$defaultshash{'coursedefaults'}{'uploadquota'}{'community'}.'</b>').'</li>'.
+                                       '</ul>'.
+                                       '</li>';
+                    } else {
+                        $resulttext .= '<li>'.&mt('Default quota for content uploaded via Course Editor remains default: [_1] MB',$staticdefaults{'uploadquota'}).'</li>';
+                    }
                 } elsif ($item eq 'coursecredits') {
                     if (ref($defaultshash{'coursedefaults'}{'coursecredits'}) eq 'HASH') {
                         if (($domdefaults{'officialcredits'} eq '') &&
@@ -8242,7 +8428,7 @@ sub modify_loadbalancing {
         if ($balancer eq '') {
             next;
         }
-        if (!exists($servers{$balancer})) {
+        if (!exists($servers{$balancer})) { 
             if (exists($currbalancer{$balancer})) {
                 push(@{$changes{'delete'}},$balancer);
             }
@@ -8293,14 +8479,14 @@ sub modify_loadbalancing {
             }
         } else {
             if (ref($defaultshash{'loadbalancing'}{$balancer}) eq 'HASH') {
-                foreach my $sparetype (@sparestypes) {
+                foreach my $sparetype (@sparestypes) { 
                     if (ref($defaultshash{'loadbalancing'}{$balancer}{'targets'}{$sparetype}) eq 'ARRAY') {
                         if (@{$defaultshash{'loadbalancing'}{$balancer}{'targets'}{$sparetype}} > 0) {
                             $changes{'curr'}{$balancer}{'targets'} = 1;
                         }
                     }
                 }
-            }
+            }  
         }
         my $ishomedom;
         if (&Apache::lonnet::host_domain($balancer) eq $dom) {
@@ -8309,7 +8495,7 @@ sub modify_loadbalancing {
         if (ref($alltypes) eq 'ARRAY') {
             foreach my $type (@{$alltypes}) {
                 my $rule;
-                unless ((($type eq '_LC_external') || ($type eq '_LC_internetdom')) &&
+                unless ((($type eq '_LC_external') || ($type eq '_LC_internetdom')) && 
                          (!$ishomedom)) {
                     $rule = $env{'form.loadbalancing_rules_'.$i.'_'.$type};
                 }
@@ -8334,7 +8520,7 @@ sub modify_loadbalancing {
         }
         my $putresult = &Apache::lonnet::put_dom('configuration',
                                                  \%defaultshash,$dom);
-
+ 
         if ($putresult eq 'ok') {
             if (keys(%changes) > 0) {
                 if (ref($changes{'delete'}) eq 'ARRAY') {
@@ -8344,7 +8530,7 @@ sub modify_loadbalancing {
                     }
                 }
                 if (ref($changes{'add'}) eq 'ARRAY') {
-                    foreach my $balancer (sort(@{$changes{'add'}})) {
+                    foreach my $balancer (sort(@{$changes{'add'}})) {   
                         $resulttext .= '<li>'.&mt('Load Balancing enabled for: [_1]',$balancer);
                     }
                 }
@@ -8390,7 +8576,7 @@ sub modify_loadbalancing {
                                         } else {
                                             $balancetext = &mt('offload to [_1]',$defaultshash{'loadbalancing'}{$balancer}{'rules'}{$type});
                                         }
-                                        $resulttext .= '<li>'.&mt('Load Balancer: [_1] -- balancing for [_2] set to - "[_3]"',$balancer,$titles->{$type},$balancetext).'</li>'; 
+                                        $resulttext .= '<li>'.&mt('Load Balancer: [_1] -- balancing for [_2] set to - "[_3]"',$balancer,$titles->{$type},$balancetext).'</li>';     
                                     }
                                 }
                             }
@@ -8450,7 +8636,7 @@ sub recurse_cat_deletes {
                 delete($coursecategories->{$subitem});
                 $deletions->{$subitem} = 1;
                 &recurse_cat_deletes($subitem,$coursecategories,$deletions);
-            }  
+            }
         }
     }
     return;
@@ -8483,7 +8669,7 @@ sub active_dc_picker {
         }
     }
     @domcoord = sort(@domcoord);
-    my $numdcs = scalar(@domcoord);
+    my $numdcs = scalar(@domcoord); 
     my $rows = 0;
     my $table;
     if ($numdcs > 1) {
@@ -8617,7 +8803,7 @@ sub lonbalance_targets_js {
     }
     &get_loadbalancers_config($servers,\%existing,\%currbalancer,
                               \%currtargets,\%currrules);
-    my $balancers = join("','",sort(keys(%currbalancer)));
+    my $balancers = join("','",sort(keys(%currbalancer))); 
     return <<"END";
 
 <script type="text/javascript">
@@ -8700,12 +8886,12 @@ function showSpares(balancer,ishomedom,b
             var item = document.getElementById('loadbalancing_singleserver_'+balnum+'_'+insttypes[k]);
             item.options.length = 0;
             item.options[0] = new Option("","",true,true);
-            var idx = 0;
+            var idx = 0;  
             for (var m=0; m<alltargets.length; m++) {
                 if ((currBalancers.indexOf(alltargets[m]) == -1) && (alltargets[m] != balancer)) {
                     idx ++;
                     item.options[idx] = new Option(alltargets[m],alltargets[m],false,false);
-
+                    
                 }
             }
         }
@@ -8778,7 +8964,7 @@ function singleServerToggle(balnum,type)
 
 function balanceruleChange(formname,balnum,type) {
     if (type == '_LC_external') {
-        return; 
+        return;
     }
     var typesRules = getIndicesByName(formname,'loadbalancing_rules_'+balnum+'_'+type);
     for (var i=0; i<typesRules.length; i++) {