--- loncom/interface/domainprefs.pm	2013/09/10 01:52:35	1.160.6.24
+++ loncom/interface/domainprefs.pm	2013/09/21 13:49:31	1.208
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set domain-wide configuration settings
 #
-# $Id: domainprefs.pm,v 1.160.6.24 2013/09/10 01:52:35 raeburn Exp $
+# $Id: domainprefs.pm,v 1.208 2013/09/21 13:49:31 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
@@ -97,7 +97,6 @@ i.e., blogs, aboutme page, and portfolio
 used by course owners to request creation of a course, and to display/store
 default quota sizes for authoring spaces.
 
-
 Outputs: 1
 
 $datatable  - HTML containing form elements which allow settings to be changed. 
@@ -212,13 +211,15 @@ sub handler {
                 'quotas','autoenroll','autoupdate','autocreate',
                 'directorysrch','usercreation','usermodification',
                 'contacts','defaults','scantron','coursecategories',
-                'serverstatuses','requestcourses','coursedefaults',
-                'usersessions','loadbalancing','requestauthor'],$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 = %{$domconfig{'loadbalancing'}};
@@ -355,12 +356,26 @@ sub handler {
                               col3 => 'Specific IPs',
                             }],
                  },
-        'coursedefaults' =>
+        'helpsettings' =>
+                 {text   => 'Help page settings',
+                  help   => 'Domain_Configuration_Help_Settings',
+                  header => [{col1 => 'Help Settings (logged-in users)',
+                              col2 => 'Value'}],
+                 },
+        'coursedefaults' => 
                  {text => 'Course/Community defaults',
                   help => 'Domain_Configuration_Course_Defaults',
-                  header => [{col1 => 'Defaults which can be overridden for each course by a DC',
+                  header => [{col1 => 'Defaults which can be overridden in each course by a CC',
+                              col2 => 'Value',},
+                             {col1 => 'Defaults which can be overridden for each course by a DC',
                               col2 => 'Value',},],
                  },
+        'privacy' => 
+                 {text   => 'User Privacy',
+                  help   => 'Domain_Configuration_User_Privacy',
+                  header => [{col1 => 'Setting',
+                              col2 => 'Value',}],
+                 },
         'usersessions' =>
                  {text  => 'User session hosting/offloading',
                   help  => 'Domain_Configuration_User_Sessions',
@@ -408,7 +423,7 @@ sub handler {
         }
     } elsif ($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);
@@ -422,12 +437,12 @@ 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) {
@@ -526,6 +541,8 @@ 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 ($action eq 'usersessions') {
@@ -558,7 +575,7 @@ sub print_config_box {
     if ($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"';
         }
@@ -597,6 +614,8 @@ 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);
         }
         $output .= '
            </table>
@@ -686,6 +705,8 @@ sub print_config_box {
               <td class="LC_right_item">'.&mt($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>
@@ -782,8 +803,6 @@ 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);
         }
     }
     $output .= '
@@ -1537,7 +1556,7 @@ sub print_quotas {
     } elsif ($context eq 'requestauthor') {
         @usertools = ('author');
         @options = ('norequest','approval','automatic');
-        %titles = &authorrequest_titles();
+        %titles = &authorrequest_titles(); 
     } else {
         @usertools = ('aboutme','blog','webdav','portfolio');
         %titles = &tool_titles();
@@ -1944,7 +1963,7 @@ sub print_quotas {
 
 sub print_requestmail {
     my ($dom,$action,$settings,$rowtotal) = @_;
-    my ($now,$datatable,%currapp,$rows);
+    my ($now,$datatable,%currapp);
     $now = time;
     if (ref($settings) eq 'HASH') {
         if (ref($settings->{'notify'}) eq 'HASH') {
@@ -2137,7 +2156,7 @@ sub print_autocreate {
                 }
             }
         }
-        if ($settings->{'xmldc'} ne '') {
+        if ($settings->{'xmldc'} ne '') { 
             $currhash{$settings->{'xmldc'}} = 1;
         }
     } else {
@@ -2523,7 +2542,7 @@ sub print_coursedefaults {
         $datatable .= '</tr></table></td></tr>'."\n";
         $itemcount += 2;
         my $onclick = 'toggleCredits(this.form);';
-        my $display = 'none';
+        my $display = 'none';  
         if ($currusecredits) {
             $display = 'block';
         }
@@ -3009,7 +3028,7 @@ sub print_loadbalancing {
                       '<td rowspan="'.$rownum.'" valign="top">'.
                       '<p>';
         if ($lonhost eq '') {
-            $datatable .= '<span class="LC_nobreak">';
+            $datatable .= '<span class="LC_nobreak">'; 
             if (keys(%currbalancer) > 0) {
                 $datatable .= &mt('Add balancer:');
             } else {
@@ -3025,7 +3044,7 @@ sub print_loadbalancing {
                 next if ($currbalancer{$server});
                 $datatable .= '<option value="'.$server.'">'.$server.'</option>'."\n";
             }
-            $datatable .=
+            $datatable .= 
                 '</select>'."\n".
                 '<input type="hidden" name="loadbalancing_prevlonhost_'.$balnum.'" id="loadbalancing_prevlonhost_'.$balnum.'" value="" />&nbsp;</span>'."\n";
         } else {
@@ -3064,7 +3083,7 @@ sub print_loadbalancing {
                 if (exists($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>';
@@ -3148,7 +3167,7 @@ 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}) {
@@ -3220,7 +3239,7 @@ 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.
@@ -3240,7 +3259,7 @@ 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".
@@ -3343,7 +3362,7 @@ sub authorrequest_titles {
                                    automatic  => 'Automatic approval',
                  );
     return %titles;
-}
+} 
 
 sub courserequest_conditions {
     my %conditions = &Apache::lonlocal::texthash (
@@ -3582,9 +3601,9 @@ 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".
@@ -3961,7 +3980,7 @@ 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,
+            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">'.
                           $link.
@@ -4894,7 +4913,7 @@ 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};
@@ -5012,7 +5031,7 @@ sub modify_login {
                     }
                 } elsif ($item eq 'captcha') {
                     if (ref($loginhash{'login'}) eq 'HASH') {
-                        my $chgtxt;
+                        my $chgtxt; 
                         if ($loginhash{'login'}{$item} eq 'notused') {
                             $chgtxt .= &mt('No CAPTCHA validation in use for helpdesk form.');
                         } else {
@@ -5512,7 +5531,7 @@ sub publishlogo {
 # See if there is anything left
     unless ($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);
@@ -5520,7 +5539,7 @@ 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[$count]";
@@ -5532,7 +5551,7 @@ sub publishlogo {
     if ($file=~/\.(\w+)$/ &&
         (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
         $output = 
-            &mt('Invalid file extension ([_1]) - reserved for LONCAPA use.',$1); 
+            &mt('Invalid file extension ([_1]) - reserved for internal use.',$1); 
     } elsif ($file=~/\.(\w+)$/ &&
         !defined(&Apache::loncommon::fileembstyle($1))) {
         $output = &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1);
@@ -5786,7 +5805,7 @@ sub modify_quotas {
         %limithash,$toolregexp,%conditions,$resulttext,%changes);
     if ($action eq 'quotas') {
         $context = 'tools'; 
-    } else { 
+    } else {
         $context = $action;
     }
     if ($context eq 'requestcourses') {
@@ -6004,7 +6023,7 @@ 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') {
                     $resulttext .= '<li>'.&mt('Portfolio default quotas').'<ul>';
@@ -6038,7 +6057,7 @@ sub modify_quotas {
                 my (%haschgs,%inconf);
                 if ($context eq 'requestauthor') {
                     %haschgs = %changes;
-                    %inconf = %confhash;
+                    %inconf = %confhash; 
                 } else {
                     if (ref($changes{$item}) eq 'HASH') {
                         %haschgs = %{$changes{$item}};
@@ -6052,7 +6071,7 @@ 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;
@@ -6619,7 +6638,7 @@ 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>',$chgtext).
@@ -7119,7 +7138,7 @@ sub modify_usercreation {
                             if ($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') {
@@ -7247,7 +7266,7 @@ 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'})) {
@@ -7286,7 +7305,7 @@ sub process_captcha {
                 $changes->{'cancreate'} = ['recaptchakeys'];
             }
         } else {
-            $changes->{'recaptchakeys'} = 1;
+            $changes->{'recaptchakeys'} = 1; 
         }
     }
     return;
@@ -7980,8 +7999,8 @@ sub modify_helpsettings {
                 } elsif ($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};
             }
         }
@@ -8055,7 +8074,7 @@ sub modify_coursedefaults {
         }
         foreach my $item (@numbers) {
             my ($currdef,$newdef);
-            my $newdef = $env{'form.'.$item};
+            $newdef = $env{'form.'.$item};
             if ($item eq 'anonsurvey_threshold') {
                 $currdef = $domconfig{'coursedefaults'}{$item};
                 $newdef =~ s/\D//g;
@@ -8139,7 +8158,7 @@ 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') {
                         $resulttext .= '<li>'.&mt('Default quota for content uploaded to a course/community via Course Editor set as follows:').'<ul>'.
@@ -8474,7 +8493,7 @@ sub modify_loadbalancing {
         if ($balancer eq '') {
             next;
         }
-        if (!exists($servers{$balancer})) {
+        if (!exists($servers{$balancer})) { 
             if (exists($currbalancer{$balancer})) {
                 push(@{$changes{'delete'}},$balancer);
             }
@@ -8525,14 +8544,14 @@ 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 $dom) {
@@ -8541,7 +8560,7 @@ sub modify_loadbalancing {
         if (ref($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};
                 }
@@ -8566,7 +8585,7 @@ 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') {
@@ -8576,7 +8595,7 @@ 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);
                     }
                 }
@@ -8622,7 +8641,7 @@ 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},$balancetext).'</li>';     
                                     }
                                 }
                             }
@@ -8682,7 +8701,7 @@ sub recurse_cat_deletes {
                 delete($coursecategories->{$subitem});
                 $deletions->{$subitem} = 1;
                 &recurse_cat_deletes($subitem,$coursecategories,$deletions);
-            }  
+            }
         }
     }
     return;
@@ -8715,7 +8734,7 @@ sub active_dc_picker {
         }
     }
     @domcoord = sort(@domcoord);
-    my $numdcs = scalar(@domcoord);
+    my $numdcs = scalar(@domcoord); 
     my $rows = 0;
     my $table;
     if ($numdcs > 1) {
@@ -8849,7 +8868,7 @@ 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">
@@ -8932,12 +8951,12 @@ 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);
-
+                    
                 }
             }
         }
@@ -9010,7 +9029,7 @@ 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++) {
@@ -9350,6 +9369,7 @@ sub captcha_phrases {
     );
 }
 
+
 sub devalidate_remote_domconfs {
     my ($dom) = @_;
     my $primary_id = &Apache::lonnet::domain($dom,'primary');