--- loncom/interface/loncoursegroups.pm	2006/07/07 16:48:21	1.40
+++ loncom/interface/loncoursegroups.pm	2006/07/20 22:17:14	1.55
@@ -1,6 +1,6 @@
 # The LearningOnline Network with CAPA
 #
-# $Id: loncoursegroups.pm,v 1.40 2006/07/07 16:48:21 albertel Exp $
+# $Id: loncoursegroups.pm,v 1.55 2006/07/20 22:17:14 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -59,15 +59,13 @@ sub handler {
 
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                         ['action','refpage','state','groupname','branch']);
-    my $function = &Apache::loncommon::get_users_function();
-    my $tabcol = &Apache::loncommon::designparm($function.'.tabbg');
     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
 
     my $view_permission =
-          &Apache::lonnet::allowed('vcg',$env{'request.course.id'});
+          &Apache::lonnet::allowed('vcg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
     my $manage_permission =
-          &Apache::lonnet::allowed('mdg',$env{'request.course.id'});
+          &Apache::lonnet::allowed('mdg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
     &Apache::lonhtmlcommon::clear_breadcrumbs();
 
     my $gpterm = &Apache::loncommon::group_term();
@@ -91,22 +89,25 @@ sub handler {
     $idx{uname} = &Apache::loncoursedata::CL_SNAME();
     $idx{section} = &Apache::loncoursedata::CL_SECTION();
 
-    my $rowColor1 = "#dddddd";
-    my $rowColor2 = "#eeeeee";
-
     my $action = $env{'form.action'};
     my $state = $env{'form.state'};
-    if ((!defined($action)) || ($action eq 'view')) {
+    if ((!defined($action)) || ($action eq 'view') || ($action eq 'modify')) {
         if (!defined($state)) {
             $state = 'view';
         }
     }
     if ($action eq 'create' || $action eq 'modify' || $action eq 'view') { 
         if ($view_permission || $manage_permission) {
-            &group_administration($r,$action,$state,$cdom,$cnum,$function,
-                                  $tabcol,\%functions,\%idx,$view_permission,
-                                  $manage_permission,$rowColor1,$rowColor2,
-                                  $gpterm,$ucgpterm,$crstype);
+            if ($state eq 'view') {
+                &print_main_menu($r,$cdom,$cnum,\%functions,\%idx,
+                                 $view_permission,$manage_permission,
+                                 $action,$state,$gpterm,$ucgpterm,$crstype);
+            } else {
+                &group_administration($r,$action,$state,$cdom,$cnum,
+                                      \%functions,\%idx,$view_permission,
+                                      $manage_permission,$gpterm,$ucgpterm,
+		   		      $crstype);
+            }
         } else {
             $r->print(&mt('You do not have [_1] administration '.
                           'privileges in this [_2]',$gpterm,lc($crstype)));
@@ -122,17 +123,21 @@ sub handler {
 sub print_main_menu {
     my ($r,$cdom,$cnum,$functions,$idx,$view_permission,$manage_permission,
 	$action,$state,$gpterm,$ucgpterm,$crstype) = @_;
-    my $pagename = "$crstype $ucgpterm".'s';
     my $jscript = qq|
 function changeSort(caller) {
     document.$state.sortby.value = caller;
     document.$state.submit();
 }\n|;
-    $r->print(&header($pagename,$jscript,$action,$state));
+    $r->print(&header('Groups',$jscript,$action,$state));
+    if ($env{'form.refpage'} eq 'enrl') {
+        &Apache::lonhtmlcommon::add_breadcrumb
+            ({href=>"/adm/dropadd",
+              text=>"Enrollment Manager"});
+    }
     &Apache::lonhtmlcommon::add_breadcrumb
         ({href=>"/adm/coursegroups",
-          text=>"$pagename"});
-    $r->print(&Apache::lonhtmlcommon::breadcrumbs($pagename));
+          text=>"Groups"});
+    $r->print(&Apache::lonhtmlcommon::breadcrumbs('Groups'));
     &display_groups($r,$cdom,$cnum,$functions,$idx,$view_permission,
 		    $manage_permission,$action,$state,$gpterm,$ucgpterm,
 		    $crstype);
@@ -147,7 +152,7 @@ sub display_groups {
     my %grp_info = ();
     my %actionlinks = (
       modify => '<a href="/adm/coursegroups?action=modify&refpage='.
-                         $env{'form.refpage'}.'&groupname=',
+                         $env{'form.refpage'}.'&state=pick_task&groupname=',
       view => '<a href="/adm/'.$cdom.'/'.$cnum.'/',
       delete => '<a href="/adm/coursegroups?action=delete&refpage='.
                          $env{'form.refpage'}.'&groupname=',
@@ -157,23 +162,23 @@ sub display_groups {
                           view   => 'View',
                           delete => 'Delete',
                           act    => 'Action',
-                          gname  => "$ucgpterm Name",
-                          desc   => 'Description',
+                          gname  => 'Group Name',
+                          desc   => 'Group Title',
                           crea   => 'Creator',
                           crtd   => 'Created',
                           last   => 'Last Modified',
-                          func   => 'Functionality',
+                          func   => 'Collaborative Tools',
                           quot   => 'Quota (Mb)',
                           memb   => 'Members',
                           file   => 'Files',
                           dibd   => 'Discussion Boards',
                           dius   => 'Disk Use (%)',
-                          nogr   => 'No '.$gpterm.'s exist.',
-                          crng   => 'Create a new '.$gpterm,
+                          nogr   => 'No groups exist.',
+                          crng   => 'Create a new group',
                           alth   => 'Although your current role has privileges'.
-                                    ' to view any existing '.$gpterm.'s in this'.
+                                    ' to view any existing groups in this'.
                                     lc($crstype).', you do not have privileges'.
-                                    'to create new '.$gpterm.'s.',
+                                    'to create new groups.',
                      );
     if ($view_permission) {
         if (!defined($action)) {
@@ -182,7 +187,9 @@ sub display_groups {
         my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
         if (%curr_groups) {
             if ($manage_permission) {
-                $r->print('<br /><a href="/adm/coursegroups?action=create&refpage='.$env{'form.refpage'}.'">'.$lt{'crng'}.'</a>');
+                if (!exists($env{'form.refpage'})) { 
+                    $r->print('<br /><a href="/adm/coursegroups?action=create">'.$lt{'crng'}.'</a>');
+                }
             }
             $r->print('<br /><br />');
 	    $r->print(&Apache::loncommon::start_data_table().
@@ -278,7 +285,10 @@ END
                     if ($action eq 'modify' || $action eq 'delete') {
                         $link .= $group;
                     } else {
-                        $link .= $group.'/grppg';
+                        $link .= $group.'/smppg?ref=grouplist';
+                        if (exists($env{'form.refpage'})) {
+                            $link .= '&amp;refpage='.$env{'form.refpage'};
+                        }
                     }
                     $link .= '">'.$lt{$action}.'</a>';
                     if ($action eq 'view') { 
@@ -317,7 +327,9 @@ END
         } else {
             $r->print($lt{'nogr'});
             if ($manage_permission) {
-                $r->print('<br /><br /><a href="/adm/coursegroups?action=create&refpage='.$env{'form.refpage'}.'">'.$lt{'crng'}.'</a>');
+                if (!exists($env{'form.refpage'})) {
+                    $r->print('<br /><br /><a href="/adm/coursegroups?action=create">'.$lt{'crng'}.'</a>');
+                }
             } else {
                 $r->print('<br /><br />'.$lt{'alth'});
 
@@ -334,8 +346,7 @@ END
                                         $curr_groups{$group});
                     my $description = &unescape(
                                         $group_info{description});
-                    my ($uname,$udom) = split(/:/,$group_info{creator});
-                    $r->print('<font size="+1"><a href="/adm/'.$udom.'/'.$uname.'/'.$group.'/grppg">'.$group,'</a><font><br /><small>'.$description.'</small><br /><br />');
+                    $r->print('<font size="+1"><a href="/adm/'.$cdom.'/'.$cnum.'/'.$group.'/smppg?ref=grouplist">'.$group,'</a><font><br /><small>'.$description.'</small><br /><br />');
                 }
             }
         } else {
@@ -348,14 +359,14 @@ END
 }
 
 sub group_administration {
-    my ($r,$action,$state,$cdom,$cnum,$function,$tabcol,$functions,$idx,
-        $view_permission,$manage_permission,$rowColor1,$rowColor2,$gpterm,
-        $ucgpterm,$crstype) = @_;
+    my ($r,$action,$state,$cdom,$cnum,$functions,$idx,$view_permission,
+	$manage_permission,$gpterm,$ucgpterm,$crstype) = @_;
     my %sectioncount = ();
     my @tools = ();
     my @types = ();
     my @roles = ();
     my @sections = ();
+    my @buildsections = ();
     my %users = ();
     my %userdata = ();
     my @members = ();
@@ -407,8 +418,6 @@ sub group_administration {
         if ($state eq '') {
             if (defined($env{'form.groupname'})) {
                 $state = 'pick_task';
-            } else {
-                $state = 'pick_group';
             }
         } else {
             %stored = &retrieve_settings($cdom,$cnum,$groupname);
@@ -502,11 +511,9 @@ sub group_administration {
        (($action eq 'modify') && (($state eq 'change_settings') ||
                                   ($state eq 'add_members')))) {
         %sectioncount = &Apache::loncommon::get_sections($cdom,$cnum);
-        if (%sectioncount) {
-            $elements{'create'}{'pick_name'}{'sectionpick'} = 'selectbox';
-            $elements{'modify'}{'change_mapping'}{'sectionpick'} = 'selectbox';
-            $elements{'modify'}{'add_members'}{'sectionpick'} = 'selectbox';
-        }
+        $elements{'create'}{'pick_name'}{'sectionpick'} = 'selectbox';
+        $elements{'modify'}{'change_mapping'}{'sectionpick'} = 'selectbox';
+        $elements{'modify'}{'add_members'}{'sectionpick'} = 'selectbox';
     }
 
     if (($action eq 'create') || 
@@ -520,13 +527,15 @@ sub group_administration {
         if (defined($env{'form.sectionpick'})) {
             @sections=&Apache::loncommon::get_env_multiple('form.sectionpick');
             if (grep/^all$/,@sections) {
-                @sections = sort {$a cmp $b} keys(%sectioncount);
+                @buildsections = sort {$a cmp $b} keys(%sectioncount);
+            } else {
+                @buildsections = @sections;
             }
         }
     }
 
     if (($state eq 'pick_members') || ($state eq 'pick_privs') || ($state eq 'change_privs')) {
-        &build_members_list($cdom,$cnum,\@types,\@roles,\@sections,\%users,
+        &build_members_list($cdom,$cnum,\@types,\@roles,\@buildsections,\%users,
                             \%userdata);
     }
     if ($state eq 'pick_members') {
@@ -562,7 +571,7 @@ sub group_administration {
                         $num_reenable ++;
                         next;
                     } elsif (($start > $now)) {
-                        $num_activate = 1;
+                        $num_activate ++;
                         next;
                     } else {
                         $num_expire ++;
@@ -731,13 +740,13 @@ sub group_administration {
         my $space_trim = '/^\s*|\s*\$/g,""';
         my $float_check = '/^([0-9]*\.?[0-9]*)$/';
         $validate_script = '
-    var newquota = document.'.$state.'.quota.value;
+    var newquota = new String(document.'.$state.'.quota.value);
     newquota.replace('.$space_trim.');
     if (newquota == "" ) {
         document.'.$state.'.quota.value = 0;
-        newquota = 0;       
+        newquota = "0";
     }
-    var maxposs = '.$maxposs.';
+    var maxposs = '.sprintf("%.2f",$maxposs).';
     if (newquota > maxposs) {
         alert("The file repository quota you entered for this group ("+newquota+" Mb) exceeds the maximum possible ("+maxposs+" Mb). Please enter a smaller number.");
         return;
@@ -788,7 +797,7 @@ function changeSort(caller) {
     my %states = ();
     my %branchstates = ();
     @{$states{'create'}} = ('pick_name','pick_members','pick_privs','result');
-    @{$states{'modify'}} = ('pick_group','pick_task');
+    @{$states{'modify'}} = ('pick_task');
     @{$branchstates{'noprivs'}} = ('result');
     @{$branchstates{'settings'}} = ('change_settings','chgresult');
     @{$branchstates{'members'}} = ('change_members','change_privs','memresult');
@@ -812,8 +821,7 @@ function changeSort(caller) {
     }
 
     my $loaditems =  &onload_action($action,$state);
-    my $crumbtitle = "$crstype $ucgpterm".'s'; 
-    $r->print(&header("$crumbtitle Manager",
+    $r->print(&header("Groups Manager",
 		      $jscript,$action,$state,$page,$loaditems));
 
     if ($env{'form.refpage'} eq 'enrl') {
@@ -821,11 +829,22 @@ function changeSort(caller) {
         ({href=>"/adm/dropadd",
           text=>"Enrollment Manager",
           faq=>9,bug=>'Instructor Interface',});
-    } else {
+        if ($action eq 'modify') {
+            &Apache::lonhtmlcommon::add_breadcrumb
+            ({href=>"/adm/coursegroups?refpage=enrl&action=modify",
+              text=>"Groups",
+              faq=>9,bug=>'Instructor Interface',});
+        }
+    } else { 
         &Apache::lonhtmlcommon::add_breadcrumb
-       ({href=>"/adm/coursegroups",
-          text=>"$crumbtitle",
-          faq=>9,bug=>'Instructor Interface',});
+          ({href=>"/adm/coursegroups",
+            text=>"Groups",
+            faq=>9,bug=>'Instructor Interface',});
+        if ($env{'form.refpage'} eq 'grouplist') {
+            &Apache::lonhtmlcommon::add_breadcrumb
+             ({href=>"/adm/$cdom/$cnum/$env{'form.groupname'}/smppg?ref=grouplist",
+               text=>"Group: $description",});
+        }
     }
 
     my %trail = ();
@@ -836,7 +855,6 @@ function changeSort(caller) {
                             result => 'Creation Complete',
                           );
     %{$trail{'modify'}} = &Apache::lonlocal::texthash(
-                            pick_group => $ucgpterm.'s',
                             pick_task => 'Choose Task',
                             change_settings => "$ucgpterm Settings",
                             change_members => 'Modify/Delete Members',
@@ -864,15 +882,15 @@ function changeSort(caller) {
                 &Apache::lonhtmlcommon::add_breadcrumb(
                    {text=>"$trail{$action}{$state}"});
                 $r->print(&Apache::lonhtmlcommon::breadcrumbs
-			  ("$crumbtitle Manager"));
-                &display_control($r,$cdom,$cnum,$tabcol,$action,$state,$page,
+			  ("Groups Manager"));
+                &display_control($r,$cdom,$cnum,$action,$state,$page,
                        \%sectioncount,$groupname,$description,$functions,
                        \@tools,$toolprivs,$fixedprivs,$startdate,$enddate,
                        \%users,\%userdata,$idx,\%memchg,\%usertools,
-                       $function,$view_permission,$manage_permission,
+                       $view_permission,$manage_permission,
                        \%stored,$granularity,$quota,$specificity,\@types,\@roles,
-                       \@sections,\%states,\%navbuttons,$rowColor1,$rowColor2,
-                       $gpterm,$ucgpterm,$crstype);
+                       \@sections,\%states,\%navbuttons,$gpterm,$ucgpterm,
+				 $crstype);
                 last;
             } else {
                 if (($state eq 'result') && ($i > 0)) {
@@ -889,9 +907,8 @@ function changeSort(caller) {
     } elsif (($action eq 'view') && ($view_permission)) {
                         &Apache::lonhtmlcommon::add_breadcrumb(
                    {text=>"View $gpterm".'s'});
-        my $crumbtitle = "$crstype $ucgpterm".'s Manager';
         $r->print(&Apache::lonhtmlcommon::breadcrumbs
-		  (&mt($crumbtitle)));
+		  ('Groups Manager'));
         &display_groups($r,$cdom,$cnum,$functions,$idx,$view_permission,
 			$manage_permission,$action,$state,$gpterm,$ucgpterm,
 			$crstype);
@@ -960,98 +977,86 @@ sub retrieve_settings {
 }
 
 sub display_control {
-    my ($r,$cdom,$cnum,$tabcol,$action,$state,$page,$sectioncount,$groupname,
+    my ($r,$cdom,$cnum,$action,$state,$page,$sectioncount,$groupname,
         $description,$functions,$tools,$toolprivs,$fixedprivs,$startdate,
-        $enddate,$users,$userdata,$idx,$memchg,$usertools,$function,
+        $enddate,$users,$userdata,$idx,$memchg,$usertools,
         $view_permission,$manage_permission,$stored,$granularity,$quota,
-        $specificity,$types,$roles,$sections,$states,$navbuttons,$rowColor1,
-        $rowColor2,$gpterm,$ucgpterm,$crstype) = @_;
+        $specificity,$types,$roles,$sections,$states,$navbuttons,
+	$gpterm,$ucgpterm,$crstype) = @_;
     if ($action eq 'create') {
         if ($state eq 'pick_name') {
-            &general_settings_form($r,$cdom,$cnum,$action,$tabcol,$state,$page,
+            &general_settings_form($r,$cdom,$cnum,$action,$state,$page,
                                    $functions,$tools,$toolprivs,$fixedprivs,
                                    $sectioncount,$stored,$states,$navbuttons,
-                                   $rowColor1,$rowColor2,$gpterm,$ucgpterm,
-                                   $crstype);
+                                   $gpterm,$ucgpterm,$crstype);
         } elsif ($state eq 'pick_members') {
-            &choose_members_form($r,$cdom,$cnum,$tabcol,$action,$state,$page,
+            &choose_members_form($r,$cdom,$cnum,$action,$state,$page,
                                  $groupname,$description,$granularity,$quota,
                                  $startdate,$enddate,$tools,$fixedprivs,
                                  $toolprivs,$functions,$users,$userdata,$idx,
-                                 $stored,$states,$navbuttons,$rowColor1,
-                                 $rowColor2,$gpterm,$ucgpterm,$crstype);
+                                 $stored,$states,$navbuttons,$gpterm,$ucgpterm,
+				 $crstype);
         } elsif ($state eq 'pick_privs') {
-            &choose_privs_form($r,$cdom,$cnum,$tabcol,$action,$state,$page,
+            &choose_privs_form($r,$cdom,$cnum,$action,$state,$page,
                                $startdate,$enddate,$tools,$functions,
                                $toolprivs,$fixedprivs,$userdata,$usertools,
                                $idx,$states,$stored,$sectioncount,$navbuttons,
-                               $rowColor1,$rowColor2,$gpterm,$ucgpterm,
-                               $crstype);
+                               $gpterm,$ucgpterm,$crstype);
         } elsif ($state eq 'result') {
-            &process_request($r,$cdom,$cnum,$tabcol,$action,$state,$page,
+            &process_request($r,$cdom,$cnum,$action,$state,$page,
                              $groupname,$description,$specificity,$userdata,
                              $startdate,$enddate,$tools,$functions,
                              $toolprivs,$usertools,$idx,$types,$roles,
                              $sections,$states,$navbuttons,$memchg,
-                             $sectioncount,$stored,$rowColor1,$rowColor2,
-                             $gpterm,$ucgpterm,$crstype);
+                             $sectioncount,$stored,$gpterm,$ucgpterm,$crstype);
         }
     } elsif ($action eq 'modify') {
         my $groupname = $env{'form.groupname'};
-        if ($state eq 'pick_group') {
-            &display_groups($r,$cdom,$cnum,$functions,$idx,$view_permission,
-			    $manage_permission,$action,$state,$gpterm,
-			    $ucgpterm,$crstype);
-        } elsif ($state eq 'pick_task') {
+        if ($state eq 'pick_task') {
             &modify_menu($r,$groupname,$page,$gpterm);
         } elsif ($state eq 'change_settings') {
-            &general_settings_form($r,$cdom,$cnum,$action,$tabcol,$state,$page,
+            &general_settings_form($r,$cdom,$cnum,$action,$state,$page,
                                    $functions,$tools,$toolprivs,$fixedprivs,
                                    $sectioncount,$stored,$states,$navbuttons,
-                                   $rowColor1,$rowColor2,$gpterm,$ucgpterm,
-                                   $crstype);
+                                   $gpterm,$ucgpterm,$crstype);
         } elsif ($state eq 'change_members') {
-            &change_members_form($r,$cdom,$cnum,$tabcol,$action,$state,$page,
+            &change_members_form($r,$cdom,$cnum,$action,$state,$page,
                                  $groupname,$description,$startdate,$enddate,
                                  $tools,$fixedprivs,$functions,$users,
                                  $userdata,$granularity,$quota,$specificity,
-                                 $idx,$states,$navbuttons,$rowColor1,$rowColor2,
-                                 $gpterm,$ucgpterm);
+                                 $idx,$states,$navbuttons,$gpterm,$ucgpterm);
         } elsif ($state eq 'add_members') {
-            &add_members_form($r,$tabcol,$action,$state,$page,$startdate,
+            &add_members_form($r,$action,$state,$page,$startdate,
                               $enddate,$groupname,$description,$granularity,
                               $quota,$sectioncount,$tools,$functions,$stored,
-                              $states,$navbuttons,$rowColor1,$rowColor2,$gpterm,
-                              $ucgpterm);
+                              $states,$navbuttons,$gpterm,$ucgpterm);
         } elsif ($state eq 'pick_members') {
-            &choose_members_form($r,$cdom,$cnum,$tabcol,$action,$state,$page,
+            &choose_members_form($r,$cdom,$cnum,$action,$state,$page,
                                  $groupname,$description,$granularity,$quota,
                                  $startdate,$enddate,$tools,$fixedprivs,
                                  $toolprivs,$functions,$users,$userdata,$idx,
-                                 $stored,$states,$navbuttons,$rowColor1,
-                                 $rowColor2,$gpterm,$ucgpterm,$crstype);
+                                 $stored,$states,$navbuttons,$gpterm,$ucgpterm,
+				 $crstype);
         } elsif ($state eq 'pick_privs') {
-            &choose_privs_form($r,$cdom,$cnum,$tabcol,$action,$state,$page,
+            &choose_privs_form($r,$cdom,$cnum,$action,$state,$page,
                                $startdate,$enddate,$tools,$functions,
                                $toolprivs,$fixedprivs,$userdata,$usertools,
                                $idx,$states,$stored,$sectioncount,$navbuttons,
-                               $rowColor1,$rowColor2,$gpterm,$ucgpterm,$crstype);
+                               $gpterm,$ucgpterm,$crstype);
         } elsif ($state eq 'change_privs') {
-            &change_privs_form($r,$cdom,$cnum,$tabcol,$action,$state,$page,
+            &change_privs_form($r,$cdom,$cnum,$action,$state,$page,
                                $startdate,$enddate,$tools,$functions,
                                $toolprivs,$fixedprivs,$userdata,$usertools,
                                $memchg,$idx,$states,$stored,$sectioncount,
-                               $navbuttons,$rowColor1,$rowColor2,$gpterm,
-                               $ucgpterm);
+                               $navbuttons,$gpterm,$ucgpterm);
         } elsif ($state eq 'chgresult' || $state eq 'memresult' || 
                  $state eq 'addresult') {
-            &process_request($r,$cdom,$cnum,$tabcol,$action,$state,$page,
+            &process_request($r,$cdom,$cnum,$action,$state,$page,
                              $groupname,$description,$specificity,$userdata,
                              $startdate,$enddate,$tools,$functions,
                              $toolprivs,$usertools,$idx,$types,$roles,
                              $sections,$states,$navbuttons,$memchg,
-                             $sectioncount,$stored,$rowColor1,$rowColor2,
-                             $gpterm,$ucgpterm,$crstype);
+                             $sectioncount,$stored,$gpterm,$ucgpterm,$crstype);
         }
     }
 }
@@ -1092,8 +1097,7 @@ sub onload_action {
     }
     if (($action eq 'modify') &&
                 ($state eq 'change_settings' || $state eq 'change_members' ||
-                 $state eq 'change_privs' || $state eq 'add_members' ||
-                 $state eq 'pick_members')) {
+                 $state eq 'change_privs' || $state eq 'add_members')) {
 	$loaditems{'onload'} = 
 	    'javascript:setFormElements(document.'.$state.')';
     }
@@ -1171,21 +1175,23 @@ sub group_members {
     if ($totalmembers == 0) {
         $$group_info{$group}{'totalmembers'} = 'None';
     } else {
-        $$group_info{$group}{'totalmembers'} = $active.' - active<br />'.$previous.' -previous<br />'.$future.' -future';
+        $$group_info{$group}{'totalmembers'} = '<nobr>'.$active.
+            '&nbsp;-&nbsp;active</nobr><br /><nobr>'.$previous.
+            '&nbsp;-&nbsp;previous</nobr><br /><nobr>'.$future.
+            '&nbsp;-&nbsp;future</nobr>';
     }
     return 'ok';
 }
 
 
 sub general_settings_form {
-    my ($r,$cdom,$cnum,$action,$tabcol,$formname,$page,$functions,$tools,
+    my ($r,$cdom,$cnum,$action,$formname,$page,$functions,$tools,
         $toolprivs,$fixedprivs,$sectioncount,$stored,$states,$navbuttons,
-        $rowColor1,$rowColor2,$gpterm,$ucgpterm,$crstype) = @_;
+        $gpterm,$ucgpterm,$crstype) = @_;
     my ($nexttext,$prevtext);
-    &groupsettings_options($r,$tabcol,$functions,$action,$formname,$stored,1,
+    &groupsettings_options($r,$functions,$action,$formname,$stored,1,
                            $gpterm,$ucgpterm,$crstype);
-    &access_date_settings($r,$tabcol,$action,$formname,$stored,2,$gpterm,
-                          $ucgpterm);
+    &access_date_settings($r,$action,$formname,$stored,2,$gpterm,$ucgpterm);
     if ($action eq 'create') {
         &membership_options($r,$action,$formname,$sectioncount,3,$gpterm,
 			    $ucgpterm);
@@ -1195,12 +1201,12 @@ sub general_settings_form {
         my @unavailable = ();
         &check_tools($functions,$tools,\@available,\@unavailable);
         @{$tools} = sort(keys(%{$functions}));
-        &privilege_specificity($r,$tabcol,$rowColor1,$rowColor2,$action,
-                               3,$tools,$stored,$toolprivs,$fixedprivs,
-                               \@available,$formname,$gpterm,$ucgpterm);
-        &mapping_options($r,$action,$formname,$page,$tabcol,$sectioncount,
-                         $states,$stored,$navbuttons,4,5,$rowColor1,
-                         $rowColor2,$gpterm,$ucgpterm,$crstype);
+        &privilege_specificity($r,$action,3,$tools,$stored,$toolprivs,
+			       $fixedprivs,\@available,$formname,
+			       $gpterm,$ucgpterm);
+        &mapping_options($r,$action,$formname,$page,$sectioncount,
+                         $states,$stored,$navbuttons,4,5,
+			 $gpterm,$ucgpterm,$crstype);
         $nexttext = $$navbuttons{'mose'};
     }
     $prevtext = $$navbuttons{'gtpp'};
@@ -1210,32 +1216,29 @@ sub general_settings_form {
 }
 
 sub groupsettings_options {
-    my ($r,$tabcol,$functions,$action,$formname,$stored,$image,$gpterm,
+    my ($r,$functions,$action,$formname,$stored,$image,$gpterm,
         $ucgpterm,$crstype) = @_;
     my %lt = &Apache::lonlocal::texthash(
-        'gdat' => "$ucgpterm open and close dates",
-        'sten' => "Set a start date/time and end date/time for the $gpterm",
-        'gfun' => "$ucgpterm functionality",
-        'gnde' => "$ucgpterm name, description and available functionality",
-        'desc' => 'Description',
-        'func' => 'Functionality',
-        'gnam' => "$ucgpterm Name",
-        'doyo' => "Do you want to assign different functionality ".
-                  "to different $gpterm members?",
+        'gdat' => "Group access start and end dates",
+        'gnde' => "Group name, title and available collaborative tools",
+        'desc' => 'Group Title',
+        'func' => 'Collaborative Tools',
+        'gnam' => 'Group Name',
+        'lett' => 'Letters, numbers and underscore only',
+        'doyo' => 'Different subsets of the chosen collaborative tools '.
+                  'for different group members?',
     );
     my ($crsquota,$freespace,$maxposs) = &get_quota_constraints($action,$stored);
     &topic_bar($r,$image,$lt{'gnde'});
     $r->print('
-   <tr>
-    <td>&nbsp;</td>
-    <td colspan="3">
-     <table border="0" cellpadding="2" cellspacing="2">
+     <table class="LC_descriptive_input">
       <tr>
-       <td><b>'.$lt{'gnam'}.':</b></td>
+       <td class="LC_description">'.$lt{'gnam'}.':</td>
        <td colspan="5">
 ');
     if ($action eq 'create') {
-        $r->print('<input type="text" name="groupname" size="25" />');
+        $r->print('<input type="text" name="groupname" size="25" />&nbsp;('.
+                  $lt{'lett'}.')');
     } else {
         $r->print('<input type="hidden" name="groupname" value="'.
                          $env{'form.groupname'}.'" />'.$env{'form.groupname'});
@@ -1244,13 +1247,13 @@ sub groupsettings_options {
        </td>
       <tr>
       <tr>
-       <td><b>$lt{'desc'}:</b></td>
+       <td class="LC_description">$lt{'desc'}:</td>
        <td colspan="5"><input type="text" name="description" size="40"
                                                     value="" />
        </td>
       <tr>
       <tr>
-       <td><b>$lt{'func'}:</b></td>
+       <td class="LC_description">$lt{'func'}:</td>
 END
     my $numitems = keys(%{$functions});
     my $halfnum = int($numitems/2);
@@ -1284,7 +1287,7 @@ END
        </td>
       </tr>
       <tr>
-       <td><b>'.&mt('Granularity:').'</b></td>
+       <td class="LC_description">'.&mt('Granularity:').'</td>
        <td colspan="10">'.$lt{'doyo'}.'&nbsp;<label><input type="radio" name="granularity" value="Yes" />'.&mt('Yes').'</label>&nbsp;<label><input type="radio" name="granularity" value="No" checked="checked" />'.&mt('No').'</label>');
     if ($action eq 'modify') {
         $r->print('&nbsp;&nbsp;('.&mt('Currently set to "[_1]"',
@@ -1294,7 +1297,7 @@ END
        </td>
       </tr>
       <tr>
-       <td valign="top">'.&mt('<b>Disk quota:</b> ').'</td><td colspan="10">');
+       <td class="LC_description">'.&mt('Disk quota: ').'</td><td colspan="10">');
     if ($action eq 'create') {
         $r->print(&mt('If you enable the file repository for the [_1], allocate a disk quota.',$gpterm));
     } else {
@@ -1303,23 +1306,21 @@ END
     $r->print('&nbsp;<input type="text" name="quota" size="4" />Mb');
     if ($action eq 'create') {
         $r->print('<br />'.
-                  &mt('A total of [_1] Mb is shared between all [_2]s in the '.
+                  &mt('A total of [_1] Mb can be divided amongst all [_2]s in the '.
                   '[_3], and [_4] Mb are currently unallocated.',$crsquota,
-                  $gpterm,lc($crstype),$freespace));
+                  $gpterm,lc($crstype),sprintf("%.2f",$freespace)));
     } else {
         $r->print('&nbsp;&nbsp;('.&mt('The quota is currently [_1] Mb',
                                       $$stored{'quota'}).').');
 
         $r->print('<br />'.&mt('The quota can be increased to [_1] Mb, '.
                   'by adding all unallocated space for [_2]s in the [_3].',
-                  $maxposs,$gpterm,lc($crstype)));
+                  sprintf("%.2f",$maxposs),$gpterm,lc($crstype)));
     }
     $r->print('
        </td>
       </tr>
      </table>
-    </td>
-   </tr>
 ');
     return;
 }
@@ -1344,15 +1345,15 @@ sub membership_options {
     my ($r,$action,$state,$sectioncount,$image,$gpterm,$ucgpterm) = @_;
     my $crstype = &Apache::loncommon::course_type();
     my %lt = &Apache::lonlocal::texthash(
-                'pipa' => 'Pick parameters to generate membership list',
-                'gmem' => "$ucgpterm membership options",
+                'pipa' => 'Build a list of users for selection of group members',
+                'gmem' => "Group membership selection list criteria:",
                 'picr' => 'Pick the criteria to use to build a list of '.
                           lc($crstype).' users from which you will select ',
-                'meof' => "members of the new $gpterm.",
-                'admg' => "additional members of the $gpterm.",
+                'meof' => "members of the new group.",
+                'admg' => "additional members of the group.",
                 'ifno' => "If you do not wish to add members when you first ".
-                          "create the $gpterm, do not make any selections.",
-                'asub' => "A subsequent step will also allow you to specify automatic adding/dropping of $gpterm members triggered by specified role and section changes.",
+                          "create the group, there is no need to pick any criteria.",
+                'asub' => "A subsequent step will also allow you to specify automatic adding/dropping of group members triggered by specified user role and section <i>changes</i> in the course.",
                 'acty' => 'Access types',
                 'coro' => $crstype.' roles',
                 'cose' => $crstype.' sections',
@@ -1382,12 +1383,9 @@ sub membership_options {
      <table class="LC_status_selector">
       <tr>
        <th>'.$lt{'acty'}.'</th>
-       <th>'.$lt{'coro'}.'</th>');
-    if (@sections >0) {
-        $r->print('
-       <th>'.$lt{'cose'}.'</th>');
-    }
-    $r->print('</tr><tr><td>');
+       <th>'.$lt{'coro'}.'</th>
+       <th>'.$lt{'cose'}.'</th>
+      </tr><tr><td>');
     $r->print(&Apache::lonhtmlcommon::status_select_row(\%status_types));
     $r->print('</td><td>');
     $r->print(&Apache::lonhtmlcommon::role_select_row(\@roles));
@@ -1395,10 +1393,11 @@ sub membership_options {
         @sections = sort {$a cmp $b} @sections;
         unshift(@sections,'none'); # Put 'no sections' next
         unshift(@sections,'all'); # Put 'all' at the front of the list
-        $r->print('</td><td>'.
-        &sections_selection(\@sections,'sectionpick').'</td>');
+    } else {
+        @sections = ('all','none');
     }
-    $r->print('
+    $r->print('</td><td>'.
+              &sections_selection(\@sections,'sectionpick').'</td>
       </tr>
      </table>');
     return;
@@ -1413,7 +1412,7 @@ sub sections_selection {
     }
     foreach my $sec (@{$sections}) {
         if ($sec eq 'all') {
-            $section_sel .= '  <option value="'.$sec.'" selected="selected">'.&mt('all sections').'</option>'."\n";
+            $section_sel .= '  <option value="'.$sec.'">'.&mt('all sections').'</option>'."\n";
         } elsif ($sec eq 'none') {
             $section_sel .= '  <option value="'.$sec.'">'.&mt('no section').'</option>'."\n"; 
         } else {
@@ -1428,7 +1427,7 @@ sub sections_selection {
 }
 
 sub access_date_settings {
-    my ($r,$tabcol,$action,$formname,$stored,$image,$gpterm,$ucgpterm) = @_;
+    my ($r,$action,$formname,$stored,$image,$gpterm,$ucgpterm) = @_;
     my %lt = &Apache::lonlocal::texthash(
                 'sten' => "Default start and end dates for $gpterm access",
              );
@@ -1440,29 +1439,19 @@ sub access_date_settings {
             $endtime = $$stored{'enddate'};
         }
     }
-    my ($start_table,$end_table) = &date_setting_table
-                                    ($starttime,$endtime,$formname);
+    my ($table) = &date_setting_table($starttime,$endtime,$formname);
     &topic_bar($r,$image,$lt{'sten'});
     $r->print('
-   <tr>
-    <td>&nbsp;</td>
-    <td colspan="3">'.$start_table.'</td>
-   <tr>
-   <tr>
-    <td colspan="4">&nbsp;</td>
-   </tr>
-   <tr>
-    <td>&nbsp;</td>
-    <td colspan="3">'.$end_table.'</td>
-   <tr>');
+    '.$table.'
+    ');
     return;
 }
 
 sub choose_members_form {
-    my ($r,$cdom,$cnum,$tabcol,$action,$formname,$page,$groupname,$description,
+    my ($r,$cdom,$cnum,$action,$formname,$page,$groupname,$description,
         $granularity,$quota,$startdate,$enddate,$tools,$fixedprivs,$toolprivs,
         $functions,$users,$userdata,$idx,$stored,$states,$navbuttons,
-        $rowColor1,$rowColor2,$gpterm,$ucgpterm,$crstype) = @_;
+        $gpterm,$ucgpterm,$crstype) = @_;
     my @regexps = ('user_','userpriv_','sec_');
     my %origmembers;
     $r->print(&Apache::lonhtmlcommon::echo_form_input(
@@ -1472,6 +1461,7 @@ sub choose_members_form {
     my $earlyout = &validate_groupname($groupname,$action,$cdom,$cnum,$gpterm,
                                        $ucgpterm,$crstype);
     if ($earlyout) {
+	$r->print($earlyout);
         &display_navbuttons($r,$formname,$$states{$action}[$page-1],
                            $$navbuttons{'gtps'});
         return;
@@ -1503,13 +1493,12 @@ sub choose_members_form {
             }
         }
     }
-    &privilege_specificity($r,$tabcol,$rowColor1,$rowColor2,$action,
-                          $specimg,$tools,$stored,$toolprivs,
+    &privilege_specificity($r,$action,$specimg,$tools,$stored,$toolprivs,
                           $fixedprivs,\@available,$formname,$gpterm,$ucgpterm);
-    my $newusers = &pick_new_members($r,$action,$formname,$tabcol,$rowColor1,
-                                    $rowColor2,\@available,$idx,$stored,
-                                    $memimg,$users,$userdata,$granularity,
-                                    \%origmembers,$gpterm,$ucgpterm);
+    my $newusers = &pick_new_members($r,$action,$formname,\@available,$idx,
+				     $stored,$memimg,$users,$userdata,
+				     $granularity,\%origmembers,$gpterm,
+				     $ucgpterm);
     if ($newusers || $action eq 'create') {
         &display_navbuttons($r,$formname,$$states{$action}[$page-1],
                             $$navbuttons{'gtps'},$$states{$action}[$page+1],
@@ -1523,13 +1512,7 @@ sub choose_members_form {
 
 sub display_navbuttons {
     my ($r,$formname,$prev,$prevtext,$next,$nexttext) = @_;
-    $r->print('
-    <tr>
-     <td colspan="4">&nbsp;</td>
-    </tr>
-    <tr>
-     <td>&nbsp;</td>
-     <td colspan="3">');
+    $r->print('<div class="LC_navbuttons">');
     if ($prev) {
         $r->print('
       <input type="button" name="previous" value = "'.$prevtext.'"
@@ -1541,10 +1524,7 @@ sub display_navbuttons {
       <input type="button" name="next" value="'.$nexttext.'"
  onclick="javascript:nextPage(document.'.$formname.','."'".$next."'".')" />');
     }
-    $r->print('
-     </td>
-    </tr>
-');
+    $r->print('</div>');
 }
 
 sub check_tools {
@@ -1564,15 +1544,15 @@ sub print_current_settings {
 	$granularity,$quota,$available,$unavailable,$gpterm,$ucgpterm) = @_;
 
     my %lt = &Apache::lonlocal::texthash(
-        grna => "$ucgpterm Name",
-        desc => 'Description',
-        grfn => "$ucgpterm Functions",
+        grna => 'Group Name',
+        desc => 'Group Title',
+        grfn => "Collaborative Tools",
         gran => 'Granularity',
         quot => 'File quota',
         dfac => 'Default access dates',
-        ygrs => "Your $gpterm selections",
-        tfwa => "The following settings will apply to the $gpterm:",
-        difn => 'Different functionality<br />for different members:',
+        ygrs => "Your group selections - ",
+        tfwa => "The following settings will apply to the group:",
+        difn => 'Different collaborative tools<br />for different members:',
         stda => 'Start date',
         enda => 'End date:',
     );
@@ -1585,7 +1565,7 @@ sub print_current_settings {
     }
     if ($action eq 'create') {
         $r->print('
-<div><span>'.$lt{'ygrs'}.'</span>
+<div><span style="font-size: larger">'.$lt{'ygrs'}.'</span>
 <br />'.$lt{'tfwa'}.'
 </div>');
     }
@@ -1607,8 +1587,8 @@ sub print_current_settings {
   <td>
 ');
     if (@{$available} > 0) {
-        $r->print('<b>Available:</b>
-                    <table cellpadding="" cellspacing="1"><tr>');
+        $r->print(&mt('<b>Available for assignment to members:</b>').
+                    '<table class="LC_group_priv"><tr>');
         my $rowcell = int(@{$available}/2) + @{$available}%2;
         for (my $i=0; $i<@{$available}; $i++) {
             if (@{$available} > 3) {
@@ -1625,8 +1605,8 @@ sub print_current_settings {
         $r->print('</tr></table><br />');
     }
     if (@{$unavailable} > 0) {
-        $r->print('<b>Unavailable:</b>
-                    <table cellpadding="0" cellspacing="1"  border="0"><tr>');
+        $r->print(&mt('<b>Unavailable for assignment:</b>').
+                    '<table class="LC_group_priv"><tr>');
         my $rowcell = int(@{$unavailable}/2) + @{$unavailable}%2;
         for (my $j=0; $j<@{$unavailable}; $j++) {
             if (@{$unavailable} > 3) {
@@ -1656,18 +1636,18 @@ END
 }
 
 sub pick_new_members {
-    my ($r,$action,$formname,$tabcol,$rowColor1,$rowColor2,$available,$idx,
-        $stored,$img,$users,$userdata,$granularity,$origmembers,$gpterm,
-        $ucgpterm) = @_;
+    my ($r,$action,$formname,$available,$idx,$stored,$img,$users,$userdata,
+	$granularity,$origmembers,$gpterm,$ucgpterm) = @_;
     my %lt = &Apache::lonlocal::texthash(
-          'gpme' => "$ucgpterm membership",
+          'gpme' => "Group membership",
           'addm' => 'Add members',
-          'setf' => 'Set functionality',
-          'func' => 'Functionality',
-          'nome' => 'No members to add at this time.',
+          'setf' => 'Assign collaborative tools', 
+          'func' => 'Tools',
+          'nome' => 'No members to add at this time, as there are no users '.
+                     'matching the specified type(s), role(s) and section(s).',
           'nnew' => "There are no users to add as new members, as all users".
-                    " matching the specified type(s), role(s), and/or ".
-                    "section(s) are already affiliated with this $gpterm.",
+                    " matching the specified type(s), role(s), and ".
+                    "section(s) are already affiliated with this group.",
           'yoma' =>  'You may need to use the '."'".'modify existing, past or '.
                      'future members'."'".' page if you need to re-enable '.
                      'or activate access for previous or future members.',
@@ -1697,59 +1677,48 @@ sub pick_new_members {
     &topic_bar($r,$img,$lt{'gpme'});
     if (keys(%members) > 0) {
         $r->print('
- <tr>
-  <td>&nbsp;</td>
-  <td colspan="3">
     <table>
      <tr>');
         &check_uncheck_buttons($r,$formname,'member',$lt{'addm'});
         if (@{$available} > 0 && $granularity eq 'Yes') {
-            $r->print('<td><nobr>
+            $r->print('<td>
      <fieldset><legend><b>'.$lt{'setf'}.'</b></legend>
+      <nobr>
       <input type="button" value="check all"
         onclick="javascript:checkAllTools(document.'.$formname.')" />
         &nbsp;&nbsp;
       <input type="button" value="uncheck all"
         onclick="javascript:uncheckAllTools(document.'.$formname.')" />
-     </fieldset></nobr></td>');
+      </nobr>
+     </fieldset></td>');
         }
         $r->print('</tr></table>
-  </td>
- </tr>
- <tr>
-  <td colspan="4">&nbsp;</td>
- </tr>
- <tr>
-  <td>&nbsp;</td>
-  <td colspan="3">
         ');
-        $r->print(&Apache::lonhtmlcommon::start_pick_box());
+        $r->print(&Apache::loncommon::start_data_table().
+		  &Apache::loncommon::start_data_table_header_row());
         $r->print('
-   <table border="0" cellpadding="4" cellspacing="1">
-    <tr bgcolor="'.$tabcol.'" align="center">
-     <td><b>'.&mt('Add?').'</b></td>
-     <td><b><a href="javascript:changeSort('."'fullname'".')">'.&mt('Name').'</a></b></td>
-     <td><b><a href="javascript:changeSort('."'username'".')">'.&mt('Username').'</a></b>
-     </td>
-     <td><b><a href="javascript:changeSort('."'domain'".')">'.&mt('Domain').'</a></b></td>
-     <td><b><a href="javascript:changeSort('."'id'".')">ID</a></b></td>
-     <td><b><a href="javascript:changeSort('."'section'".')">Section</a></b></td>
+     <th>'.&mt('Add?').'</b></td>
+     <th><a href="javascript:changeSort('."'fullname'".')">'.&mt('Name').'</a></td>
+     <th><a href="javascript:changeSort('."'username'".')">'.&mt('Username').'</a></td>
+     <th><a href="javascript:changeSort('."'domain'".')">'.&mt('Domain').'</a></td>
+     <th><a href="javascript:changeSort('."'id'".')">'.&mt('ID').'</a></td>
+     <th><a href="javascript:changeSort('."'section'".')">'.&mt('Section').'</a></td>
 ');
         if (@{$available} > 0) {
-            $r->print('<td><b>'.$lt{'func'}.'</b></td>');
+            $r->print('<th>'.$lt{'func'}.'</th>');
         }
-        $r->print('</tr>');
+        $r->print(&Apache::loncommon::end_data_table_header_row());
         if (@{$available} > 0) {
             if ($granularity eq 'Yes') {
-                $r->print('<tr bgcolor="#cccccc">
+                $r->print(&Apache::loncommon::start_data_table_row('LC_data_table_dense LC_data_table_highlight').'
  <td colspan="6">&nbsp;</td>
- <td align="center"><small><nobr><b>'.&mt('All:').'</b>&nbsp;');
+ <td align="center"><nobr><b>'.&mt('All:').'</b>&nbsp;');
                 foreach my $tool (@{$available}) {
                     $r->print('<label><input type="checkbox" name="togglefunc" '.
    'onclick="javascript:toggleTools(document.'.$formname.'.user_'.$tool.',this);"'.
    ' value="'.$tool.'">'.'<b>'.$tool.'</b></label>&nbsp;&nbsp;&nbsp;');
                 }
-                $r->print('</nobr></small></td></tr>');
+                $r->print('</nobr></td></tr>');
             }
         }
         my %Sortby = ();
@@ -1768,27 +1737,22 @@ sub pick_new_members {
                 push(@{$Sortby{$members{$user}[$$idx{fullname}]}},$user);
             }
         }
-        my $rowNum = 0;
-        my $rowColor;
         foreach my $key (sort(keys(%Sortby))) {
             foreach my $user (@{$Sortby{$key}}) {
-                if ($rowNum %2 == 1) {
-                    $rowColor = $rowColor1;
-                } else {
-                    $rowColor = $rowColor2;
-                }
                 my $id = $members{$user}[$$idx{id}];
                 my $fullname = $members{$user}[$$idx{fullname}];
                 my $udom = $members{$user}[$$idx{udom}];
                 my $uname = $members{$user}[$$idx{uname}];
                 my $section = $members{$user}[$$idx{section}];
-                $r->print('<tr bgcolor="'.$rowColor.'"><td align="right">
-   <input type="checkbox" name="member" value="'.$user.'" /></td><td><small>'.
-    $fullname.'</small></td><td><small>'.$uname.'</small></td><td><small>'.
-    $udom.'</small></td><td><small>'.$id.'</small></td>'.
-			  '<td><small>'.$section.'</small></td>');
+                $r->print(&Apache::loncommon::start_data_table_row('LC_data_table_dense').
+			  '<td align="right"><input type="checkbox" name="member" value="'.$user.'" /></td>'.
+			  '<td>'.$fullname.'</td>'.
+			  '<td>'.$uname.'</td>'.
+			  '<td>'.$udom.'</td>'.
+			  '<td>'.$id.'</td>'.
+			  '<td>'.$section.'</td>');
                 if (@{$available} > 0) {
-                    $r->print('<td align="center"><nobr><small>'.
+                    $r->print('<td align="center"><nobr>'.
                               '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;');
                     foreach my $tool (@{$available}) {
                         if ($granularity eq 'Yes') {
@@ -1799,66 +1763,55 @@ sub pick_new_members {
                           $tool.'" value="'.$user.'" />'.$tool.'&nbsp;&nbsp;&nbsp;');
                         }
                     }
-                    $r->print('</small></nobr></td>');
+                    $r->print('</nobr></td>');
                 }
-                $r->print('</tr>'."\n");
-                $rowNum ++;
+                $r->print(&Apache::loncommon::end_data_table_row()."\n");
             }
         }
-        $r->print(&Apache::lonhtmlcommon::end_pick_box());
-        $r->print('
-     </td>
-    </tr>');
+        $r->print(&Apache::loncommon::end_data_table());
     } else {
-        $r->print('
-    <tr>
-     <td>&nbsp;</td>
-     <td colspan="3">
-');
         if ($totalusers > 0) {
             $r->print($lt{'nnew'}.'<br /><br />'.$lt{'yoma'});
         } else { 
             $r->print($lt{'nome'});
         }
-        $r->print('
-     </td>
-    </tr>');
     }
     return $newusers;
 }
 
 sub privilege_specificity {
-    my ($r,$tabcol,$rowColor1,$rowColor2,$action,$img,$tools,$stored,
-        $toolprivs,$fixedprivs,$available,$formname,$gpterm,$ucgpterm) = @_;
+    my ($r,$action,$img,$tools,$stored,$toolprivs,$fixedprivs,$available,
+	$formname,$gpterm,$ucgpterm) = @_;
     my %lt = &Apache::lonlocal::texthash (
-      'uprv' => 'User privileges',
-      'frty' => 'For each type of functionality you have chosen to include, '.
-                'there is a set of standard privileges which apply to all '.
-                'of those for whom the functionality is enabled.',
-      'thar' => 'There are also additional privileges which can be set for '.
-                'some, or all, members. Please choose one of the following:',
-      'fort' => 'For the types of functionality you have chosen to include '.
-                'there are no additional privileges which can be set for some '.
-                'or all members.',
-      'eaty' => 'Each of the types of functionality includes standard '.
-                'privileges which apply to members with access to that '.
-                'functionality, and may also include additional privileges '.
+      'uprv' => 'User privileges for collaborative tools',
+      'frty' => 'For each collaborative tool you have chosen to include, '.
+                'there is a set of core privileges which all group members '.
+                'assigned use of the tool will receive.',
+      'thar' => 'For some tools there are also additional optional '.
+                 'privileges which can be set.',
+      'plch' => 'Choose one of the following:',
+      'fort' => 'For the collaborative tools you have chosen to include '.
+                'only core privileges are available, '.
+                'so there are no optional privileges to assign.',
+      'eaty' => 'Each collaborative tool includes core '.
+                'privileges assigned to all members with access to the '.
+                'tool. Some tools may also feature additional privileges '.
                 'which can be set for specific members.',
-      'cutg' => "Currently the $gpterm is configured ",
-      'sdif' => "so different $gpterm members can receive different privileges.",
-      'sall' => "so all $gpterm members will receive the same privileges.",
-      'algm' => "All $gpterm members will receive the same privileges.",
-      'smgp' => "Some $gpterm members will receive different privileges from ".
-                "others.",
-      'thwi' => "These will be the privileges all $gpterm members receive, ". 
-                "if you selected the first option above.",
+      'cutg' => 'Currently the group is configured ',
+      'sdif' => 'so different members can receive different optional privileges for a particular tool.',
+      'sall' => 'so all members will receive the same optional privileges for a particular tool.',
+      'algm' => 'All group members will receive the same privileges for any tool assigned to them, including the default set of optional privileges.',
+      'smgp' => 'Different group members may receive different privileges from '.
+                'others for the tools they have been assigned.',
+      'thwi' => 'These will be the privileges all group members receive for a particular assigned tool, '. 
+                'if you selected the first option above.',
       'thes' => "These will be the privileges given to members assigned ".   
-                "in the future, including via automatic $gpterm assignment ".
-                "for specific sections/roles ",
-      'asyo' => "As you have chosen not to include any functionality in the ".
-                "$gpterm, no default user privileges settings need to be set.",
-      'plin' => 'Please indicate which <b>optional</b> privileges members '.
-                'will receive by default.',
+                "in the future via automatic group assignment ".
+                "for users who receive specific sections/roles in the course ",
+      'asyo' => "As you have chosen not to include any collaborative tools ".
+                "in the group, no default optional privileges need to be set.",
+      'plin' => 'Indicate which <b>optional</b> privileges members '.
+                'will receive by default for a specific tool.',
       'oppr' => 'Optional privileges',
       'defp' => 'The default privileges new members will receive are:', 
     );
@@ -1872,7 +1825,7 @@ sub privilege_specificity {
     }
     &topic_bar($r,$img,$lt{'uprv'});
     if ((($action eq 'create') && (@{$available} > 0)) || 
-        (($action eq 'modify') && ($formname eq 'change_settings'))) {  
+        (($action eq 'modify') && ($formname eq 'change_settings'))) {
         my %specific = (
                       'No'  => 'checked="checked"',
                       'Yes' => '',
@@ -1880,7 +1833,7 @@ sub privilege_specificity {
         if ($action eq 'create') {
             $r->print($lt{'frty'}.'<br />');
             if ($totaloptionalprivs) {
-                $r->print($lt{'thar'});
+                $r->print($lt{'thar'}.'<br /><br />'.$lt{'plch'});
             } else {
                 $r->print($lt{'fort'});
             }
@@ -1896,16 +1849,16 @@ sub privilege_specificity {
         }
         if ($totaloptionalprivs) {
             $r->print('
-<br /><br />
+<br />
 <label><nobr><input type="radio" name="specificity" value="No" '.$specific{'No'}.' />&nbsp;'.$lt{'algm'}.'</nobr></label><br />
-<label><nobr><input type="radio" name="specificity" value="Yes" '.$specific{'Yes'}.' />&nbsp;'.$lt{'smgp'}.'</nobr></label>');
+<label><nobr><input type="radio" name="specificity" value="Yes" '.$specific{'Yes'}.' />&nbsp;'.$lt{'smgp'}.'</nobr></label><br /><br />');
         } else {
             $r->print('<input type="hidden" name="specificity" value="No" />');
         }
         if ($totaloptionalprivs) {
             $r->print($lt{'plin'});
             if ($action eq 'create') {
-                $r->print(' '.$lt{'thwi'});
+                $r->print('<br />'.$lt{'thwi'});
             }
             $r->print('<br />'.$lt{'thes'});
             if ($action eq 'create') {
@@ -1924,11 +1877,12 @@ sub privilege_specificity {
         } else {
             $r->print($lt{'algm'}.'<br /><br />');
         }
-        &default_privileges($r,$action,$tabcol,$rowColor1,$rowColor2,
-                            $tools,$toolprivs,$fixedprivs,$available);
+        &default_privileges($r,$action,$tools,$toolprivs,$fixedprivs,
+			    $available);
     } else {
         if ($action eq 'create') {
             $r->print($lt{'asyo'});
+            $r->print('<input type="hidden" name="specificity" value="No" />');
         } elsif ($action eq 'modify' && $formname eq 'pick_members') {
             my @defprivs;
             if (ref($$stored{'defpriv'}) eq 'ARRAY') {
@@ -1941,94 +1895,88 @@ sub privilege_specificity {
                 $r->print($lt{'sall'});
             }
             $r->print(' '.$lt{'defp'}.'<br /><br />');
-            &display_defprivs($r,$tabcol,$rowColor1,$rowColor2,$tools,
-                              $toolprivs,\@defprivs);
+            &display_defprivs($r,$tools,$toolprivs,\@defprivs);
         }
     }
     return;
 }
 
 sub default_privileges {
-    my ($r,$action,$tabcol,$rowColor1,$rowColor2,$tools,$toolprivs,
-        $fixedprivs,$available) = @_;
+    my ($r,$action,$tools,$toolprivs,$fixedprivs,$available) = @_;
     my %lt = &Apache::lonlocal::texthash(
                                 'addp' => 'Additional privileges',
                                 'fixp' => 'Fixed privileges',
                                 'oppr' => 'Optional privileges',
-                                'func' => 'Function',
+                                'func' => 'Collaborative Tool',
     );
-    $r->print(&Apache::lonhtmlcommon::start_pick_box());
-    $r->print('<tr>
-                <td bgcolor="'.$tabcol.'" valign="top">
-                 <table cellspacing="0" cellpadding="1">
-                  <tr>
-                   <td valign="top"><b>'.$lt{'func'}.'</b></td>
-                  </tr>
-                  <tr>
-                   <td valign="top"><b>'.$lt{'fixp'}.'</b></td>
-                  </tr>
-                  <tr>
-                   <td valign="top"><b>'.$lt{'oppr'}.'</b></td>
-                  </tr>
-                 </table>
-                </td>
-    ');
+    $r->print(&Apache::lonhtmlcommon::start_pick_box('LC_group_priv_box').
+	      &Apache::lonhtmlcommon::row_title($lt{'func'},undef,
+						'LC_groups_functionality'));
+    $r->print(join('</td><td class="LC_groups_functionality">',@{$tools}));
+    $r->print(&Apache::lonhtmlcommon::row_closure(1));
+    my $fixed = '';
+    my $dynamic = '';
     foreach my $tool (@{$tools}) {
-        $r->print('<td align="center" valign="top">
-                    <table cellspacing="0" cellpadding="1">
-                     <tr bgcolor="#cccccc">
-                      <td colspan="2" align="center"><b>'.$tool.'</b></td>
-                     </tr>
-        ');
         my $privcount = 0;
-        my $fixed = '';
-        my $dynamic = '';
+	if ($dynamic ne '') {
+	    $dynamic .= '</td><td class="LC_groups_optional">';
+	}
+	$dynamic .= '<table class="LC_group_priv"><tr>';
         foreach my $priv (sort(keys(%{$$toolprivs{$tool}}))) {
             if (exists($$fixedprivs{$tool}{$priv})) {
-                $fixed .= '<input type="hidden" name="defpriv" value="'.$priv.'" />'.$$toolprivs{$tool}{$priv}.'&nbsp;';
+		if ($fixed ne '') {
+		    $fixed .= '</td><td class="LC_groups_fixed">';
+		}
+                $fixed .= '<input type="hidden" name="defpriv" value="'.$priv.'" /><nobr>'.$$toolprivs{$tool}{$priv}.'&nbsp;';
                 if ($action eq 'modify') {
-                    if (grep/^$tool$/,@{$available}) {
+                    if (grep(/^$tool$/,@{$available})) {
                         $fixed .= '<small>'.&mt('(on)').'<small>&nbsp;';
                     } else {
                         $fixed .= '<small>'.&mt('(off)').'<small>&nbsp;';
                     }
                 }
+                $fixed .= '</nobr>';
             } else {
-                $privcount ++;
+                $privcount++;
                 if ($privcount == 3) {
                     $dynamic .= '</tr>
-                                 <tr bgcolor="'.$rowColor1.'">'."\n";
+                                 <tr>'."\n";
                 }
-                $dynamic .= '<td><label><input type="checkbox" name="defpriv" value="'.$priv.'" />'.$$toolprivs{$tool}{$priv}.'</label></td>'."\n";
+                $dynamic .= '<td><nobr><label><input type="checkbox" name="defpriv" value="'.$priv.'" />'.$$toolprivs{$tool}{$priv}.'</label></nobr></td>'."\n";
             }
         }
-        if ($dynamic eq '') {
-            $dynamic = '<td>None</td>'."\n";
+        if ($privcount == 0) {
+            $dynamic .= '<td>None</td>'."\n";
         }
         if ($privcount < 3) {
-            $dynamic .= '</tr>
-                         <tr bgcolor="'.$rowColor1.'">
-                          <td colspan="2">&nbsp;</td>'."\n";
+            $dynamic .= '<td>&nbsp;</td>'."\n";
         } elsif ($privcount%2) {
             $dynamic = '<td>&nbsp;</td>'."\n";
         }
-        $r->print('<tr bgcolor="'.$rowColor2.'">
-                    <td colspan="2" align="center"><nobr>'.$fixed.'</nobr></td>
-                   </tr>
-                   <tr bgcolor="'.$rowColor1.'">'."\n".$dynamic.'</tr>'."\n".'</table>'."\n".'</td>
-        ');
+	$dynamic .= '</tr></table>';
     }
-    $r->print('</tr>'."\n");
-    $r->print(&Apache::lonhtmlcommon::end_pick_box());
+    $r->print(&Apache::lonhtmlcommon::row_title($lt{'fixp'},undef,
+						'LC_groups_fixed').
+	      $fixed.
+	      &Apache::lonhtmlcommon::row_closure(1));
+    $r->print(&Apache::lonhtmlcommon::row_title($lt{'oppr'},undef,
+						'LC_groups_optional').
+	      $dynamic.
+	      &Apache::lonhtmlcommon::end_pick_box());
     $r->print('<br />');
     return;
+
 }
 
 sub display_defprivs {
-    my ($r,$tabcol,$rowColor1,$rowColor2,$tools,$toolprivs,$defprivs) = @_;
+    my ($r,$tools,$toolprivs,$defprivs) = @_;
+    my $function = &Apache::loncommon::get_users_function();
+    my $tabcol = &Apache::loncommon::designparm($function.'.tabbg');
+    my $rowColor1 = "#dddddd";
+    my $rowColor2 = "#eeeeee";
     my %lt = &Apache::lonlocal::texthash(
                                 'priv' => 'Privileges',
-                                'func' => 'Function',
+                                'func' => 'Collaborative Tool',
     );
     $r->print(&Apache::lonhtmlcommon::start_pick_box());
     $r->print('<tr>');
@@ -2038,7 +1986,7 @@ sub display_defprivs {
         @{$currprivs{$tool}} = ();
         foreach my $priv (sort(keys(%{$$toolprivs{$tool}}))) {
             if (ref($defprivs) eq 'ARRAY') {
-                if (grep/^\Q$priv\E$/,@{$defprivs}) {
+                if (grep(/^\Q$priv\E$/,@{$defprivs})) {
                     push(@{$currprivs{$tool}},$priv);
                 }
             }
@@ -2094,10 +2042,10 @@ sub display_defprivs {
 
 
 sub change_members_form {
-    my ($r,$cdom,$cnum,$tabcol,$action,$formname,$page,$groupname,$description,
+    my ($r,$cdom,$cnum,$action,$formname,$page,$groupname,$description,
         $startdate,$enddate,$tools,$fixedprivs,$functions,$users,$userdata,
-        $granularity,$quota,$specificity,$idx,$states,$navbuttons,$rowColor1,
-        $rowColor2,$gpterm,$ucgpterm) = @_;
+        $granularity,$quota,$specificity,$idx,$states,$navbuttons,$gpterm,
+	$ucgpterm) = @_;
     my %lt = &Apache::lonlocal::texthash(
                                          grse => "$ucgpterm settings",
                                          mogm => "Modify $gpterm membership",
@@ -2115,38 +2063,27 @@ sub change_members_form {
     my $prevtext = $$navbuttons{'gtpp'};
     $r->print('
 <br />
-<table width="100%" cellpadding="0" cellspacing="0" border="0">
 ');
     &topic_bar($r,1,$lt{'grse'});
-    $r->print('
- <tr>
-  <td>&nbsp;</td>
-  <td colspan="3">
-');
     &print_current_settings($r,$action,$functions,$startdate,$enddate,
 			    $groupname,$description,$granularity,$quota,
 			    \@available,\@unavailable,$gpterm,$ucgpterm);
-$r->print('
-</td></tr><tr><td colspan="4">&nbsp;</td></tr>');
     &topic_bar($r,2,$lt{'mogm'});
-    $r->print('
- <tr>
-  <td>&nbsp;</td>
-  <td colspan="3">
-');
-    &current_membership($r,$cdom,$cnum,$formname,$tabcol,$rowColor1,
-                        $rowColor2,$groupname,\@available,\@unavailable,
-                        $fixedprivs,$granularity,$specificity);
-    $r->print('</td>');
-    &display_navbuttons($r,$formname,$$states{$action}[$page-1],$prevtext,
-                        $$states{$action}[$page+1],$nexttext);
-    $r->print('</table>');
+    my $numcurrent = &current_membership($r,$cdom,$cnum,$formname,$groupname,
+                                         \@available,\@unavailable,$fixedprivs,
+			                 $granularity,$specificity);
+    if ($numcurrent > 0) {
+        &display_navbuttons($r,$formname,$$states{$action}[$page-1],$prevtext,
+                            $$states{$action}[$page+1],$nexttext);
+    } else {
+        &display_navbuttons($r,$formname,$$states{$action}[$page-1],$prevtext);
+    }
     return;
 }
 
 sub current_membership {
-    my ($r,$cdom,$cnum,$formname,$tabcol,$rowColor1,$rowColor2,$groupname,
-        $available,$unavailable,$fixedprivs,$granularity,$specificity) = @_;
+    my ($r,$cdom,$cnum,$formname,$groupname,$available,$unavailable,
+	$fixedprivs,$granularity,$specificity) = @_;
     my %membership = &Apache::lonnet::get_group_membership($cdom,$cnum,
                                                                    $groupname);
     my %lt = &Apache::lonlocal::texthash(
@@ -2160,26 +2097,24 @@ sub current_membership {
                                           'reen' => 'Re-enable',
                                           'acti' => 'Activate',
                                           'dele' => 'Delete',
-                                          'curf' => 'Current Functionality',
+                                          'curf' => 'Current Tool Set',
                                           'chpr' => 'Change Privileges' 
                                         );
-    my ($current,$hastools,$addtools,$num_reenable,$num_activate,$num_expire) =
+    my ($current,$num_items,$hastools,$addtools) =
         &Apache::longroup::group_memberlist($cdom,$cnum,$groupname,$fixedprivs,
                                             $available);
-    if (keys(%{$current}) > 0) {
+    my $numcurrent = scalar(keys(%{$current}));
+    if ($numcurrent > 0) {
         $r->print('
- <tr>
-  <td>&nbsp;</td>
-  <td colspan="2">
    <table>
     <tr>');
-        if ($num_expire) {
+        if ($num_items->{'active'}) {
             &check_uncheck_buttons($r,$formname,'expire',$lt{'expi'});
         }
-        if ($num_reenable) {
+        if ($num_items->{'previous'}) {
             &check_uncheck_buttons($r,$formname,'reenable',$lt{'reen'});
         }
-        if ($num_activate) {
+        if ($num_items->{'future'}) {
             &check_uncheck_buttons($r,$formname,'activate',$lt{'acti'});
         }
         &check_uncheck_buttons($r,$formname,'deletion',$lt{'dele'});
@@ -2207,51 +2142,41 @@ sub current_membership {
         $r->print(<<"END");
    </tr>
   </table>
-  </td>
-  <td width="100%">&nbsp;</td>
- </tr>
- <tr>
-  <td colspan="4">&nbsp;</td>
- </tr>
- <tr>
-  <td>&nbsp;</td>
-  <td colspan="3">
+  <br />
 END
-        $r->print(&Apache::lonhtmlcommon::start_pick_box());
+        $r->print(&Apache::loncommon::start_data_table().
+		  &Apache::loncommon::start_data_table_header_row());
         $r->print(<<"END");
-   <table border="0" cellpadding="4" cellspacing="1">
-    <tr bgcolor="$tabcol" align="center">
-     <td><b>$lt{'actn'}</b></td>
-     <td><b><a href="javascript:changeSort('fullname')">$lt{'name'}</a></b></td>
-     <td><b><a href="javascript:changeSort('username')">$lt{'usnm'}</a></b>
-     </td>
-     <td><b><a href="javascript:changeSort('domain')">$lt{'doma'}</a></b></td>
-     <td><b><a href="javascript:changeSort('id')">ID</a></b></td>
-     <td><b><a href="javascript:changeSort('start')">$lt{'stda'}</a></b></td>
-     <td><b><a href="javascript:changeSort('end')">$lt{'enda'}</a></b></td>
+     <th>$lt{'actn'}</th>
+     <th><a href="javascript:changeSort('fullname')">$lt{'name'}</a></th>
+     <th><a href="javascript:changeSort('username')">$lt{'usnm'}</a></th>
+     <th><a href="javascript:changeSort('domain')">$lt{'doma'}</a></th>
+     <th><a href="javascript:changeSort('id')">ID</a></th>
+     <th><a href="javascript:changeSort('start')">$lt{'stda'}</a></th>
+     <th><a href="javascript:changeSort('end')">$lt{'enda'}</a></th>
 END
         my $colspan = 0;
         if ($hastools) {
-            $r->print('<td><b>'.$lt{'curf'}.'</b></td>');
-            $colspan ++;  
+            $r->print('<th>'.$lt{'curf'}.'</th>');
+            $colspan++;  
         }
         if ($addtools) {
-            $r->print('<td><b>Additional Functionality</b></td>');
-            $colspan ++;
+            $r->print('<th>'.&mt('Additional Tools').'</th>');
+            $colspan++;
         }
-        $r->print('</tr>');
+        $r->print(&Apache::loncommon::end_data_table_header_row());
         if ($colspan) {
             if ($granularity eq 'Yes') {
-                $r->print('<tr bgcolor="#cccccc">
+                $r->print(&Apache::loncommon::start_data_table_row('LC_data_table_dense LC_data_table_highlight').'
  <td colspan="7">&nbsp;</td>
- <td colspan="'.$colspan.'" align="center"><small><nobr><b>'.&mt('All:').
+ <td colspan="'.$colspan.'" align="center"><nobr><b>'.&mt('All:').
   '</b>&nbsp;');
                 foreach my $tool (@{$available}) {
                     $r->print('<label><input type="checkbox" name="togglefunc"'.
    ' onclick="javascript:toggleTools(document.'.$formname.'.user_'.$tool.',this);"'.
-   ' value="'.$tool.'">'.'<b>'.$tool.'</b></label>&nbsp;&nbsp;&nbsp;');
+   ' value="'.$tool.'" />'.'<b>'.$tool.'</b></label>&nbsp;&nbsp;&nbsp;');
                 }
-                $r->print('</nobr></small></td></tr>');
+                $r->print('</nobr></td></tr>');
             }
         }
         my %Sortby = ();
@@ -2268,23 +2193,16 @@ END
                 push(@{$Sortby{$$current{$user}{fullname}}},$user);
             }
         }
-        my $rowNum = 0;
-        my $rowColor;
         foreach my $key (sort(keys(%Sortby))) {
             foreach my $user (@{$Sortby{$key}}) {
-                if ($rowNum %2 == 1) {
-                    $rowColor = $rowColor1;
-                } else {
-                    $rowColor = $rowColor2;
-                }
                 my $id = $$current{$user}{id};
                 my $fullname = $$current{$user}{fullname};
                 my $udom = $$current{$user}{udom};
                 my $uname = $$current{$user}{uname};
                 my $start = $$current{$user}{start};
                 my $end = $$current{$user}{end};
-                $r->print('<tr bgcolor="'.$rowColor.'">
-                            <td><small>');
+                $r->print(&Apache::loncommon::start_data_table_row('LC_data_table_dense').'
+                            <td>');
                 if ($$current{$user}{changestate} eq 'reenable') {
                     $r->print('<nobr><label>'. 
    '<input type="checkbox" name="reenable" value="'.$user.'" />'.
@@ -2307,13 +2225,15 @@ END
    '</label></nobr>');
                 }
                 $r->print('
-   </td>
-   <td><small>'.
-    $fullname.'</small></td><td><small>'.$uname.'</small></td><td><small>'.
-    $udom.'</small></td><td><small>'.$id.'</small></td><td><small>'.$start.
-    '</small></td><td><small>'.$end.'</small></td>');
+   </td>'.
+   '<td>'.$fullname.'</td>'.
+   '<td>'.$uname.'</td>'.
+   '<td>'. $udom.'</td>'.
+   '<td>'.$id.'</td>'.
+   '<td>'.$start.'</td>'.
+   '<td>'.$end.'</td>');
                 if ($hastools) {
-                    $r->print('<td align="left"><small><nobr>'.
+                    $r->print('<td align="left"><nobr>'.
                                   '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;');
                     foreach my $tool (@{$$current{$user}{currtools}}) {
                         if ($granularity eq 'Yes') {
@@ -2329,10 +2249,10 @@ END
                          }
                          $r->print('&nbsp;&nbsp;&nbsp;');
                     }
-                    $r->print('</nobr></small></td>');
+                    $r->print('</nobr></td>');
                 }
                 if ($addtools) {
-                    $r->print('<td align="left"><small>');
+                    $r->print('<td align="left">');
                     if ($granularity eq 'Yes') {
                         foreach my $tool (@{$$current{$user}{newtools}}) {
                             $r->print('<nobr><label><input type="checkbox"
@@ -2348,44 +2268,42 @@ END
                                           '</nobr>&nbsp;&nbsp;&nbsp;');
                         }
                     }
-                    $r->print('</small></td>');
+                    $r->print('</td>');
                 }
-                $r->print('</tr>'."\n");
-                $rowNum ++;
+                $r->print(&Apache::loncommon::end_data_table_row()."\n");
             }
         }
-        $r->print(&Apache::lonhtmlcommon::end_pick_box());
-        $r->print('
-  </td>
- </tr>');
+        $r->print(&Apache::loncommon::end_data_table());
+    } else {
+        $r->print(&mt('There are no active, future or previous group members to modify.'));
     }
-    return;
+    return $numcurrent;
 }
 
 sub check_uncheck_buttons {
     my ($r,$formname,$field,$title,$colspan) = @_;
     $r->print('
      <td '.$colspan.'>
-      <nobr>
        <fieldset>
        <legend><b>'.$title.'</b></legend>
+      <nobr>
        <input type="button" value="check all"
        onclick="javascript:checkAll(document.'.$formname.'.'.$field.')" />
        &nbsp;&nbsp;
        <input type="button" value="uncheck all"
        onclick="javascript:uncheckAll(document.'.$formname.'.'.$field.')" />
-       </fieldset>
       </nobr>
+       </fieldset>
      </td>
 ');
 }
 
 
 sub change_privs_form {
-    my ($r,$cdom,$cnum,$tabcol,$action,$formname,$page,$startdate,$enddate,
-       $tools,$functions,$toolprivs,$fixedprivs,$userdata,$usertools,
-       $memchg,$idx,$states,$stored,$sectioncount,$navbuttons,$rowColor1,
-       $rowColor2,$gpterm,$ucgpterm) = @_;
+    my ($r,$cdom,$cnum,$action,$formname,$page,$startdate,$enddate,
+	$tools,$functions,$toolprivs,$fixedprivs,$userdata,$usertools,
+	$memchg,$idx,$states,$stored,$sectioncount,$navbuttons,$gpterm,
+	$ucgpterm) = @_;
     my @regexps = ('userpriv_');
     my $nexttext;
     my %lt = &Apache::lonlocal::texthash(
@@ -2400,44 +2318,40 @@ sub change_privs_form {
     } else {
         $nexttext = $$navbuttons{'mose'};
     }
-    $r->print('<br /><table width="100%" cellpadding="0" cellspacing="0" border="0">');
     &topic_bar($r,3,&mt('Members to delete or expire'));
     my $exp_or_del = 0;
     if (ref($$memchg{'deletion'}) eq 'ARRAY') {
         if (@{$$memchg{'deletion'}} > 0) {
-            $r->print('<tr><td>&nbsp;</td><td colspan="3"><b>'.$lt{'tode'}.':</b><br /><ul>');
+            $r->print('<b>'.$lt{'tode'}.':</b><br /><ul>');
             foreach my $user (@{$$memchg{'deletion'}}) {
                 $r->print('<li>'.$$userdata{$user}[$$idx{fullname}].
                           '&nbsp;('.$user.')</li>');
             }
-            $r->print('</ul></td><tr><td colspan="4">&nbsp;</td></tr>');
+            $r->print('</ul>');
             $exp_or_del += @{$$memchg{'deletion'}};
         }
     }
     if (ref($$memchg{'expire'}) eq 'ARRAY') {
         if (@{$$memchg{'expire'}} > 0) {
-            $r->print('<tr><td>&nbsp;</td><td colspan="3"><b>'.$lt{'toex'}.':</b><br /><ul>');
+            $r->print('<b>'.$lt{'toex'}.':</b><br /><ul>');
             foreach my $user (@{$$memchg{'expire'}}) {
                 $r->print('<li>'.$$userdata{$user}[$$idx{fullname}].
                           '&nbsp;('.$user.')</li>');
             }
-            $r->print('</ul></td><tr><td colspan="4">&nbsp;</td></tr>');
+            $r->print('</ul>');
             $exp_or_del += @{$$memchg{'expire'}};
         }
     }
     if (!$exp_or_del) {
-        $r->print('<tr><td>&nbsp;</td><td colspan="3">'.$lt{'nome'}.
-                  '</td></tr><tr><td colspan="4">&nbsp;</td></tr>');
+        $r->print($lt{'nome'}.'<br />');
     }
     
-    &topic_bar($r,4,&mt('[_1] member privileges',$ucgpterm));
+    &topic_bar($r,4,&mt('Setting optional privileges for specific group members'));
 
-    my $numchgs = &member_privileges_form($r,$tabcol,$action,$formname,$tools,
+    my $numchgs = &member_privileges_form($r,$action,$formname,$tools,
                                           $toolprivs,$fixedprivs,$userdata,
                                           $usertools,$idx,$memchg,$states,
-                                          $stored,$rowColor1,$rowColor2,
-                                          $gpterm);
-    $r->print('</td></tr><tr><td colspan="4">&nbsp;</td></tr>');
+                                          $stored,$gpterm);
     my $prevtext = $$navbuttons{'gtps'};
     if ($numchgs || $exp_or_del) {
         &display_navbuttons($r,$formname,$$states{$action}[$page-1],$prevtext,
@@ -2445,14 +2359,13 @@ sub change_privs_form {
     } else {
         &display_navbuttons($r,$formname,$$states{$action}[$page-1],$prevtext);
     }
-    $r->print('</table>');
     return;
 }
 
 sub add_members_form {
-    my ($r,$tabcol,$action,$formname,$page,$startdate,$enddate,$groupname,
+    my ($r,$action,$formname,$page,$startdate,$enddate,$groupname,
         $description,$granularity,$quota,$sectioncount,$tools,$functions,
-        $stored,$states,$navbuttons,$rowColor1,$rowColor2,$gpterm,$ucgpterm)=@_; 
+        $stored,$states,$navbuttons,$gpterm,$ucgpterm)=@_; 
     $r->print(' <br />');
     my @available = ();
     my @unavailable = ();
@@ -2469,10 +2382,10 @@ sub add_members_form {
 }
 
 sub choose_privs_form {
-    my ($r,$cdom,$cnum,$tabcol,$action,$formname,$page,$startdate,$enddate,
-       $tools,$functions,$toolprivs,$fixedprivs,$userdata,$usertools,$idx,
-       $states,$stored,$sectioncount,$navbuttons,$rowColor1,$rowColor2,
-       $gpterm,$ucgpterm,$crstype) = @_;
+    my ($r,$cdom,$cnum,$action,$formname,$page,$startdate,$enddate,
+	$tools,$functions,$toolprivs,$fixedprivs,$userdata,$usertools,$idx,
+	$states,$stored,$sectioncount,$navbuttons,$gpterm,$ucgpterm,
+	$crstype) = @_;
 
     my @regexps = ('userpriv_');
     my $nexttext;
@@ -2489,27 +2402,22 @@ sub choose_privs_form {
         $nexttext = $$navbuttons{'adme'};
     }
 
-    $r->print('<br /><table width="100%" cellpadding="0" cellspacing="0" border="0">');
-    &topic_bar($r,6,&mt('[_1] member privileges',$ucgpterm));
+    &topic_bar($r,6,&mt('Setting optional privileges for specific group members'));
 
-    &member_privileges_form($r,$tabcol,$action,$formname,$tools,$toolprivs,
+    &member_privileges_form($r,$action,$formname,$tools,$toolprivs,
                             $fixedprivs,$userdata,$usertools,$idx,undef,
-                            $states,$stored,$rowColor1,$rowColor2,$gpterm);
+                            $states,$stored,$gpterm);
 
-    $r->print('</td></tr><tr><td colspan="4">&nbsp;</td></tr>');
     if ($action eq 'create') {
-        if (keys(%{$sectioncount}) > 0) {
-            my $img1 = 7;
-            my $img2 = 8;
-            &mapping_options($r,$action,$formname,$page,$tabcol,$sectioncount,
-                             $states,$stored,$navbuttons,$img1,$img2,
-                             $rowColor1,$rowColor2,$gpterm,$ucgpterm,$crstype);
-        }
+        my $img1 = 7;
+        my $img2 = 8;
+        &mapping_options($r,$action,$formname,$page,$sectioncount,
+                         $states,$stored,$navbuttons,$img1,$img2,
+                         $gpterm,$ucgpterm,$crstype);
     }
     my $prevtext = $$navbuttons{'gtps'};
     &display_navbuttons($r,$formname,$$states{$action}[$page-1],$prevtext,
                         $$states{$action}[$page+1],$nexttext);
-    $r->print('</table>');
     return;
 }
 
@@ -2572,26 +2480,28 @@ function uncheckAllTools(formname) {
 }
 
 sub member_privileges_form {
-    my ($r,$tabcol,$action,$formname,$tools,$toolprivs,$fixedprivs,$userdata,
-        $usertools,$idx,$memchg,$states,$stored,$rowColor1,$rowColor2,
-        $gpterm) = @_;
+    my ($r,$action,$formname,$tools,$toolprivs,$fixedprivs,$userdata,
+        $usertools,$idx,$memchg,$states,$stored,$gpterm) = @_;
     my %lt = &Apache::lonlocal::texthash(
             'addp' => 'Additional privileges',
-            'fixp' => 'Fixed privileges',
+            'fixp' => 'Core privileges',
             'oppr' => 'Optional privileges',
-            'func' => 'Function',
-            'forf' => 'For the functionality you have chosen to include '.
-                      'there are no optional privileges to set besides '.
-                      'the standard privileges.',
-            'algr' => "All $gpterm members will receive the same privileges.",
-            'asno' => "As no $gpterm members are being added, ".
-                      "there are no specific user privileges to set.",
-            'asng' => "As no $gpterm tools will be made available to users, ".
-                      "there are no specific user privileges to set.",
-            'nogm' => "No $gpterm member privileges to display or set, ".
-                      "as you have not indicated that you will be activating,".
-                      " re-enabling, changing privileges, or adding/removing ".
-                      "functionality for any current members ",
+            'func' => 'Tool',
+            'forf' => 'For the collaborative tools included for group '.
+                      'members being added or modified, '. 
+                      'there are no optional privileges to set '.
+                      'for specific members.',
+            'algr' => 'All new group members will receive the same privileges.',            'ifex' => 'If previously expired members are being re-enabled, or '.
+                      'if access for future members is being activated now, '.
+                      'previously set privileges will be preserved.',
+            'asno' => 'As no group members are being added, '.
+                      'there are no specific user privileges to set.',
+            'asng' => 'As no group tools will be made available to users, '.
+                      'there are no specific user privileges to set.',
+            'nogm' => 'No group member privileges to display or set, '.
+                      'as you have not indicated that you will be activating,'.
+                      ' re-enabling, changing privileges, or adding/removing '.
+                      'tools for any current members.',
             'full' => 'Fullname',
             'user' => 'Username',
             'doma' => 'Domain',
@@ -2635,7 +2545,7 @@ sub member_privileges_form {
         }
         $numchgs = @currmembers;
         if (!$numchgs) {
-            $r->print('<tr><td>&nbsp;</td><td colspan="3">'.$lt{'nogm'}); 
+            $r->print($lt{'nogm'}); 
             return $numchgs;
         }
     }
@@ -2651,17 +2561,14 @@ sub member_privileges_form {
                 my %total;
                 if (keys(%{$usertools}) > 1) {
                     $r->print('
- <tr>
-  <td>&nbsp;</td>
-  <td colspan="3">
-   <table border="0" cellspacing="2" cellpadding="2" border="0">
+   <table border="0" cellspacing="2" cellpadding="2">
     <tr>
 ');
                     foreach my $tool (@{$tools}) {
                         if (@{$showboxes{$tool}} > 0) {
                             $r->print('<td valign="top">');
-                            $r->print('<table class="thinborder"><tr bgcolor="'.
-                                      $tabcol.'"><th colspan="'.$colspan.'">'.
+                            $r->print('<table class="thinborder"><tr>'.
+				      '<th colspan="'.$colspan.'">'.
                                       $tool.'</th></tr><tr>');
                             my $privcount = 0;
                             foreach my $priv (@{$showboxes{$tool}}) {
@@ -2699,59 +2606,44 @@ sub member_privileges_form {
                             $r->print('</tr></table></td><td>&nbsp;</td>');
                         }
                     }
-                    $r->print('</tr></table></td></tr>');
-                    $r->print('<tr><td colspan="4">&nbsp;</td></tr>');
+                    $r->print('</tr></table>');
                 }
-                $r->print('<tr><td>&nbsp;</td><td colspan="3">');
-                $r->print(&Apache::lonhtmlcommon::start_pick_box());
+                $r->print(&Apache::loncommon::start_data_table().
+			  &Apache::loncommon::start_data_table_header_row());
                 $r->print(<<"END");
-   <tr bgcolor="$tabcol">
-    <th><b>$lt{'full'}</th>
-    <th><b>$lt{'user'}</th>
+    <th>$lt{'full'}</th>
+    <th>$lt{'user'}</th>
     <th>$lt{'doma'}</th>
     <th colspan="$numtools">$lt{'addp'}</th>
-  </tr>
 END
-                &member_privs_entries($r,$tabcol,$rowColor1,$rowColor2,
-                                      $usertools,$toolprivs,$fixedprivs,
+                $r->print(&Apache::loncommon::end_data_table_header_row());
+                &member_privs_entries($r,$usertools,$toolprivs,$fixedprivs,
                                       $userdata,$idx,\@showtools,\@defprivs,
                                       \@excluded);
-                $r->print('</td>');
-                $r->print(&Apache::lonhtmlcommon::end_pick_box());
-                $r->print('</td></tr>
- <tr>
-  <td colspan="4">&nbsp;</td>
- </tr>
-');
+                $r->print(&Apache::loncommon::end_data_table());
             } else {
-                $r->print('<tr><td>&nbsp;</td><td colspan="3">'.$lt{'forf'}.
-                          '<br />');
-                &display_defprivs($r,$tabcol,$rowColor1,$rowColor2,$tools,
-                            $toolprivs,\@defprivs);
+                $r->print($lt{'forf'}.'<br />');
+                &display_defprivs($r,$tools,$toolprivs,\@defprivs);
             }
         } else {
             if (keys(%{$usertools}) > 0) {
-                $r->print('<tr><td>&nbsp;</td><td colspan="3">'.$lt{'algr'}.
-                          '<br /><br />');
-                &display_defprivs($r,$tabcol,$rowColor1,$rowColor2,$tools,
-                            $toolprivs,\@defprivs);
+                $r->print($lt{'algr'}.'<br />'.$lt{'ifex'}.'<br /><br />');
+                &display_defprivs($r,$tools,$toolprivs,\@defprivs);
             } else {
-                $r->print('<tr><td>&nbsp;</td><td colspan="3">'.$lt{'asno'}.
-                          '<br />');
+                $r->print($lt{'asno'}.'<br />');
             }
         }
     } else {
-        $r->print('<tr><td>&nbsp;</td><td colspan="3">'.$lt{'asng'});
+        $r->print($lt{'asng'});
     }
     return $numchgs;
 }
 
 sub process_request {
-    my ($r,$cdom,$cnum,$tabcol,$action,$state,$page,$groupname,$description,
+    my ($r,$cdom,$cnum,$action,$state,$page,$groupname,$description,
         $specificity,$userdata,$startdate,$enddate,$tools,$functions,$toolprivs,
         $usertools,$idx,$types,$roles,$sections,$states,$navbuttons,$memchg,
-        $sectioncount,$stored,$rowColor1,$rowColor2,$gpterm,$ucgpterm,
-        $crstype) = @_;
+        $sectioncount,$stored,$gpterm,$ucgpterm,$crstype) = @_;
 
     $r->print(&Apache::lonhtmlcommon::echo_form_input(
                                  ['origin','action','state','page','sortby']));
@@ -2847,7 +2739,7 @@ sub write_group_data {
     }
     if ($quota > $maxposs) {
         $quota = $maxposs;
-        $r->print(&mt('The value you entered for the quota for the file repository in this [_1] exceeded the maximum possible value, so it has been set to [_2] Mb (the maximum possible value).<br />',$gpterm,$maxposs));
+        $r->print(&mt('The value you entered for the quota for the file repository in this [_1] exceeded the maximum possible value, so it has been set to [_2] Mb (the maximum possible value).<br />',$gpterm,sprintf("%.2f",$maxposs)));
     }
     my %groupinfo = (
                      description => $esc_description,
@@ -3136,7 +3028,7 @@ sub process_membership {
     }
     if ($roster_result eq 'ok') {
         $r->print('<br />'.&mt('[_1] membership list updated.',$ucgpterm));
-	$r->print('<p>'.&mt("For full access to all of [_1]'s privileges, users will need to log out and log back in.",$groupname).'</p>');
+	$r->print('<p>'.&mt("Any currently logged in course users affected by the changes you made to group membership or privileges for the [_1] group will need to log out and log back in for their LON-CAPA sessions to reflect these changes.",$groupname).'</p>');
     } else {
         $r->print('<br />'.&mt('An error occurred while updating the [_1] membership list -',$gpterm).$roster_result.'<br />');
     }
@@ -3144,15 +3036,14 @@ sub process_membership {
 }
 
 sub mapping_options {
-    my ($r,$action,$formname,$page,$tabcol,$sectioncount,$states,$stored,
-        $navbuttons,$img1,$img2,$rowColor1,$rowColor2,$gpterm,$ucgpterm,
-        $crstype) = @_;
+    my ($r,$action,$formname,$page,$sectioncount,$states,$stored,
+        $navbuttons,$img1,$img2,$gpterm,$ucgpterm,$crstype) = @_;
     my %lt = &Apache::lonlocal::texthash(
         'auto' => "Settings for automatic $gpterm enrollment",
         'gmma' => "$ucgpterm membership mapping to specific sections/roles",
         'endi' => "Enable/disable automatic $gpterm enrollment for ".
                           "users in specified roles and sections",
-        'adds'  => "If automatic $gpterm enrollment is enabled, when a user is assigned a ".lc($crstype)."-wide or section-specific role, he/she will automatically be added as a member of the $gpterm, with start and end access dates defined by the default dates set for the $gpterm, unless he/she is already a $gpterm member, with access dates that permit either current or future $gpterm access.",
+        'adds'  => "If automatic $gpterm enrollment is enabled, when a user is newly assigned a ".lc($crstype)."-wide or section-specific role, he/she will automatically be added as a member of the $gpterm, with start and end access dates defined by the default dates set for the $gpterm, unless he/she is already a $gpterm member, with access dates that permit either current or future $gpterm access.",
         'drops'  => "If automatic $gpterm disenrollment is enabled, when a user's role is expired, access to the $gpterm will be terminated unless the user continues to have other ".lc($crstype)."-wide or section-specific active or future roles which receive automatic membership in the $gpterm.",
         'pirs' => "Pick roles and sections for automatic $gpterm enrollment",
         'curr' => 'Currently set to',
@@ -3162,18 +3053,13 @@ sub mapping_options {
         'auex' => "Automatically expire $gpterm membership when roles are removed?",
         'mapr' => "Mapping of roles and sections affected by automatic $gpterm enrollment/disenrollment follows scheme chosen below.",
     );
-    &automapping($r,$action,$tabcol,$stored,\%lt,$img1);
-    $r->print('
-   <tr>
-    <td colspan="4">&nbsp;</td>
-   </tr>');
-    &mapping_settings($r,$tabcol,$rowColor1,$rowColor2,$sectioncount,\%lt,
-                      $stored,$img2,$crstype);
+    &automapping($r,$action,$stored,\%lt,$img1);
+    &mapping_settings($r,$sectioncount,\%lt,$stored,$img2,$crstype);
     return;
 }
 
 sub automapping {
-    my ($r,$action,$tabcol,$stored,$lt,$image) = @_;
+    my ($r,$action,$stored,$lt,$image) = @_;
     my $add = 'off';
     my $drop = 'off';
     if (exists($$stored{'autoadd'})) {
@@ -3184,76 +3070,44 @@ sub automapping {
     }
     &topic_bar($r,$image,$$lt{'endi'});
     $r->print('
-  <tr>
-   <td>&nbsp;</td>
-   <td colspan="3">
-    <b>'.$$lt{'gmma'}.':</b><br />'.$$lt{'adds'}.'<br />'.$$lt{'drops'}.'<br />
-   </td>
-  </tr>
-  <tr>
-   <td colspan="4">&nbsp;</td>
-  </tr>
-  <tr>
-   <td>&nbsp;</td>
-   <td colspan="3">
+    <b>'.$$lt{'gmma'}.':</b><br />'.$$lt{'adds'}.'<br />'.$$lt{'drops'}.'<br /><br />
    <nobr>'.$$lt{'auad'}.':&nbsp;
     <label><input type="radio" name="autoadd" value="on" />on&nbsp;&nbsp;</label><label><input type="radio" name="autoadd" value="off" checked="checked" />off</label>');
     if ($action eq 'modify') {
         $r->print('&nbsp;&nbsp;&nbsp;&nbsp;('.$$lt{'curr'}.' <b>'.$$lt{$add}.'</b>)');
     }
     $r->print('
-    </nobr>
-   </td>
-  </tr>
-  <tr>
-   <td>&nbsp;</td>
-   <td colspan="3">
+    </nobr><br />
     <nobr>'.$$lt{'auex'}.':&nbsp;
     <label><input type="radio" name="autodrop" value="on" />on&nbsp;&nbsp;</label><label><input type="radio" name="autodrop" value="off" checked="checked" />off</label>');
     if ($action eq 'modify') {
         $r->print('&nbsp;&nbsp;&nbsp;&nbsp;('.$$lt{'curr'}.' <b>'.$$lt{$drop}.'</b>)');
     }
-    $r->print('</nobr>
-   </td>
-  </tr>
-  <tr>
-   <td colspan="4">&nbsp;</td>
-  </tr>
-  <tr>
-   <td>&nbsp;</td>
-   <td colspan="3">'.$$lt{'mapr'}.'
-   </td>
-  </tr>
-');
+    $r->print('</nobr><br /><br />'.$$lt{'mapr'});
 }
 
 sub mapping_settings {
-    my ($r,$tabcol,$rowColor1,$rowColor2,$sectioncount,$lt,$stored,$image,
-        $crstype) = @_;
+    my ($r,$sectioncount,$lt,$stored,$image,$crstype) = @_;
     my @sections = keys(%{$sectioncount});
     if (@sections > 0) {
         @sections = sort {$a cmp $b} @sections;
         unshift(@sections,'none'); # Put 'no sections' next
         unshift(@sections,'all'); # Put 'all' at the front of the list
+    } else {
+        @sections = ('all','none');
     }
     &topic_bar($r,$image,$$lt{'pirs'});
-    $r->print('
-   <tr>
-    <td>&nbsp;</td>
-    <td colspan="3">
-');
     my @roles = &standard_roles();
     my %customroles = &my_custom_roles();
-    $r->print(&Apache::lonhtmlcommon::start_pick_box());
+    $r->print(&Apache::loncommon::start_data_table().
+	      &Apache::loncommon::start_data_table_header_row());
     $r->print('
-                <tr bgcolor="'.$tabcol.'">
                  <th>'.&mt('Active?').'</th>
                  <th>'.&mt('Role').'</th>');
     if (@sections > 0) {
-        $r->print('<th>'.&mt('Sections').'</th></tr>'."\n");
+        $r->print('<th>'.&mt('Sections').'</th>');
     }
-    my $rowNum = 0;
-    my $rowColor;
+    $r->print(&Apache::loncommon::end_data_table_header_row()."\n");
     foreach my $role (@roles) {
         my $plrole=&Apache::lonnet::plaintext($role,$crstype);
         my $sections_sel;
@@ -3268,33 +3122,25 @@ sub mapping_settings {
                               '</td>';
             }
         }
-        if ($rowNum %2 == 1) {
-            $rowColor = $rowColor1;
-        } else {
-            $rowColor = $rowColor2;
-        }
-        $r->print('<tr bgcolor="'.$rowColor.'"><td><input type="checkbox" '.
-                  'name="autorole" value="'.$role.'"></td><td>'.$plrole.
-                  '</td>'.$sections_sel.'</tr>');
-        $rowNum ++;
+        $r->print(&Apache::loncommon::start_data_table_row().
+		  '<td><input type="checkbox" '.
+                  'name="autorole" value="'.$role.'" /></td><td>'.$plrole.
+                  '</td>'.$sections_sel.
+		  &Apache::loncommon::end_data_table_row());
     }
     foreach my $role (sort(keys(%customroles))) {
         my $sections_sel;
         if (@sections > 0) {
-            $sections_sel = '<td>'.&sections_selection(\@sections,'sec_'.$role).
-                                                                        '</td>';
+            $sections_sel = 
+		'<td>'.&sections_selection(\@sections,'sec_'.$role).'</td>';
         }
-        if ($rowNum %2 == 1) {
-            $rowColor = $rowColor1;
-        } else {
-            $rowColor = $rowColor2;
-        }
-        $r->print('<tr bgcolor="'.$rowColor.'"><td><input type="checkbox" '.
-                  'value="'.$role.'"></td><td>'.$role.'</td>'.
-                  $sections_sel.'</tr>');
-        $rowNum ++;
+        $r->print(&Apache::loncommon::start_data_table_row().
+		  '<td><input type="checkbox" '.
+                  'value="'.$role.'" /></td><td>'.&mt('Custom role: ').
+                  '<i>'.$role.'</i></td>'.$sections_sel.
+		  &Apache::loncommon::end_data_table_row());
     }
-    $r->print(&Apache::lonhtmlcommon::end_pick_box());
+    $r->print(&Apache::loncommon::end_data_table());
     return;
 }
 
@@ -3351,10 +3197,8 @@ sub modify_menu {
 }
 
 sub member_privs_entries {
-    my ($r,$tabcol,$rowColor1,$rowColor2,$usertools,$toolprivs,
-        $fixedprivs,$userdata,$idx,$showtools,$defprivs,$excluded) = @_;
-    my $rowColor;
-    my $rowNum = 0;
+    my ($r,$usertools,$toolprivs,$fixedprivs,$userdata,$idx,$showtools,
+	$defprivs,$excluded) = @_;
     foreach my $user (sort(keys(%{$usertools}))) {
         if (defined($excluded)) {
             if (ref($excluded) eq 'ARRAY') {
@@ -3364,19 +3208,27 @@ sub member_privs_entries {
             }
         }
         my ($uname,$udom) = split(/:/,$user);
-        if ($rowNum %2 == 1) {
-            $rowColor = $rowColor1;
-        } else {
-            $rowColor = $rowColor2;
-        }
-        $r->print('<tr bgcolor="'.$rowColor.'">
+        $r->print(&Apache::loncommon::start_data_table_row().'
                 <td>'.$$userdata{$user}[$$idx{fullname}].'</td>
                 <td>'.$uname.'</td>
                 <td>'.$udom.'</td>
-                <td valign="top"><table><tr><td><b>Function</b></td></tr><tr><td><b>Fixed</b></td></tr><tr><td><b>Optional</b></td></tr></table></td>');
+                <td valign="top">
+                  <table>
+                   <tr>
+                    <td><b>'.
+                    &mt('Collaborative Tool').'</b></td>
+                   </tr>
+                   <tr>
+                    <td><b>'.&mt('Fixed').'</b></td>
+                   </tr>
+                   <tr>
+                    <td><b>'.&mt('Optional').'</b></td>
+                   </tr>
+                  </table>
+                 </td>');
         foreach my $tool (@{$showtools}) {
             if (exists($$usertools{$user}{$tool})) {
-                $r->print('<td valign="top"><table><tr bgcolor="'.$tabcol.'"><td colspan="2" align="center"><b>'.$tool.'</b></td></tr>');
+                $r->print('<td valign="top"><table><tr><th colspan="2">'.$tool.'</th></tr>');
                 my $privcount = 0;
                 my $fixed = '';
                 my $dynamic = '';
@@ -3399,10 +3251,10 @@ sub member_privs_entries {
                 }
                 $r->print('<tr><td colspan="2"><nobr>'.$fixed.'</nobr></td></tr><tr>'.$dynamic.'</tr></table></td>');
             } else {
-                $r->print('<td valign="top"><table width="100%"><tr bgcolor="'.$tabcol.'"><td colspan="2" align="center"><b>'.$tool.'</b></td></tr><tr><td>&nbsp;</td></tr><tr><td>&nbsp;</td></tr></table></td>');
+                $r->print('<td valign="top"><table width="100%"><tr><th colspan="2">'.$tool.'</th></tr><tr><td>&nbsp;</td></tr><tr><td>&nbsp;</td></tr></table></td>');
             }
         }
-        $rowNum ++;
+        $r->print(&Apache::loncommon::end_data_table_row());
     }
 }
 
@@ -3423,23 +3275,18 @@ sub date_setting_table {
                                                       'startdate',$starttime);
     my $endform = &Apache::lonhtmlcommon::date_setter($formname,
                                                       'enddate',$endtime);
-    my $perpetual = '<nobr><label><input type="checkbox" name="no_end_date" />
-                                                no ending date</label></nobr>';
-    my $start_table = '';
-    $start_table .= "<table>\n";
-    $start_table .= '<tr><td align="right">Default starting date for 
-                                           member access</td>'.
+    my $perpetual = 
+	'<nobr><label><input type="checkbox" name="no_end_date" />'.
+	&mt('None').'</label></nobr>';
+    my $table = "<table class=\"LC_descriptive_input\">\n".
+	'<tr><td class="LC_description">'.&mt('Start:').'</td>'.
         '<td>'.$startform.'</td>'.
-        '<td>&nbsp;</td>'."</tr>\n";
-    $start_table .= "</table>";
-    my $end_table = '';
-    $end_table .= "<table>\n";
-    $end_table .= '<tr><td align="right">Default ending date for 
-                                         member access</td>'.
+        '<td>&nbsp;</td>'."</tr>\n".
+	'<tr><td class="LC_description">'.&mt('End:').'</td>'.
         '<td>'.$endform.'</td>'.
-        '<td>'.$perpetual.'</td>'."</tr>\n";
-    $end_table .= "</table>\n";
-    return ($start_table, $end_table);
+        '<td>'.$perpetual.'</td>'."</tr>\n".
+	"</table>\n";
+    return $table;
 }
 
 sub add_group_folder {
@@ -3451,31 +3298,31 @@ sub add_group_folder {
     my ($outcome,$allgrpsmap,$grpmap,$boardsmap,$grppage);
     my $navmap = Apache::lonnavmaps::navmap->new();
     my $crspath = '/uploaded/'.$cdom.'/'.$cnum.'/';
-    $allgrpsmap = $crspath.'default_0.sequence';
+    $allgrpsmap = $crspath.'group_allfolders.sequence';
     my $topmap = $navmap->getResourceByUrl($allgrpsmap);
     undef($navmap);
     if ($action eq 'create') {
-    # check if default_0.sequence exists.
+    # check if group_allfolders.sequence exists.
         if (!$topmap) {
-            my $grpstitle = &mt('[_1] [_2]',$crstype,$ucgpterm);
+            my $grpstitle = &mt('[_1] [_2]s',$crstype,$ucgpterm);
             my $topmap_url = '/'.$env{'course.'.$env{'request.course.id'}.'.url'};
             $topmap_url =~ s|/+|/|g;
             if ($topmap_url =~ m|^/uploaded|) {
-                $outcome = &map_updater($cdom,$cnum,'default_0.sequence',
+                $outcome = &map_updater($cdom,$cnum,'group_allfolders.sequence',
                                         'toplevelgroup',$grpstitle,$topmap_url);
                 if ($outcome ne 'ok') {
                     return $outcome;
                 }
             } else {
-                $outcome = &mt('Non-standard course - group folder not added.');
+                $outcome = &mt('Non-standard course - folder for all groups not added.');
                 return $outcome;
             }
         }
         my $grpfolder = &mt('[_1] Folder -',$ucgpterm,).$description;
-        $grppage='/adm/'.$cdom.'/'.$cnum.'/'.$groupname.'/grppg';
+        $grppage='/adm/'.$cdom.'/'.$cnum.'/'.$groupname.'/smppg';
         my $grptitle = &mt('Group homepage').' - '.$description;
-        my ($seqid,$discussions,$disctitle);
-        my $outcome = &map_updater($cdom,$cnum,'default_'.$now.'.sequence',
+        my ($discussions,$disctitle);
+        my $outcome = &map_updater($cdom,$cnum,'group_folder_'.$groupname.'.sequence',
                                    'grpseq',$grpfolder,$allgrpsmap,$grppage,
                                    $grptitle);
         if ($outcome ne 'ok') {
@@ -3484,16 +3331,15 @@ sub add_group_folder {
         my $pageout = &create_homepage($cdom,$cnum,$groupname,$groupinfo,
                                        $tools,$gpterm,$ucgpterm,$now);
         # Link to folder for bulletin boards
-        $grpmap = $crspath.'default_'.$now.'.sequence';
+        $grpmap = $crspath.'group_folder_'.$groupname.'.sequence';
         if (grep/^discussion$/,@{$tools}) {
-            $seqid = $now + 1;
             $disctitle = &mt('Discussion Boards');
-            my $outcome = &map_updater($cdom,$cnum,'default_'.$seqid.
+            my $outcome = &map_updater($cdom,$cnum,'group_boards_'.$groupname.
                                        '.sequence','bbseq',$disctitle,$grpmap);
             if ($outcome ne 'ok') {
                 return $outcome;
             }
-            $boardsmap = $crspath.'default_'.$seqid.'.sequence';
+            $boardsmap = $crspath.'group_boards_'.$groupname.'.sequence';
         }
     } else {
         #modify group folder if status of discussions tools is changed
@@ -3670,8 +3516,8 @@ sub validate_groupname {
                               "existing $gpterm",    
     );
 
-    my $exitmsg = '<b>'.$lt{'igna'}.'</b><br /><br />'.$lt{'tgne'}.' "'.
-                  $groupname.'" ';
+    my $exitmsg = '<span class="LC_error">'.$lt{'igna'}.'</span><br /><br />'.
+	$lt{'tgne'}.' "'.$groupname.'" ';
     my $dupmsg = $lt{'grna'};
     my $earlyout;
     if (($groupname eq '') || ($groupname =~ /\W/)) {
@@ -3702,8 +3548,9 @@ sub topic_bar {
     my ($r,$imgnum,$title) = @_;
     $r->print('
 <div class="LC_topic_bar">
-    <img src="/res/adm/pages/bl_step'.$imgnum.'.gif" />&nbsp;
-    <span>'.$title.'<span>
+    <img alt="'.&mt('Step [_1]',$imgnum).
+	      '"src="/res/adm/pages/bl_step'.$imgnum.'.gif" />&nbsp;
+    <span>'.$title.'</span>
 </div>
 ');
     return;