--- loncom/interface/lonmenu.pm	2009/10/15 21:02:13	1.288
+++ loncom/interface/lonmenu.pm	2009/11/20 04:12:43	1.306
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines to control the menu
 #
-# $Id: lonmenu.pm,v 1.288 2009/10/15 21:02:13 raeburn Exp $
+# $Id: lonmenu.pm,v 1.306 2009/11/20 04:12:43 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -137,21 +137,20 @@ use HTML::Entities();
 use vars qw(@desklines %category_names %category_members %category_positions 
             $readdesk @primary_menu @secondary_menu);
 
-
 my @inlineremote;
 
 sub prep_menuitem {
-    my $menuitem = shift;
-    return '' unless ref $menuitem eq 'ARRAY';
+    my ($menuitem) = @_;
+    return '' unless(ref($menuitem) eq 'ARRAY');
     my $link;
     if ($$menuitem[1]) { # graphical Link
         $link = "<img class=\"LC_noBorder\""
-              . " src=\"" . Apache::loncommon::lonhttpdurl($$menuitem[1]) . "\""
-              . " alt=\"" . mt($$menuitem[2]) . "\" />";
+              . " src=\"" . &Apache::loncommon::lonhttpdurl($$menuitem[1]) . "\"" 
+              . " alt=\"" . &mt($$menuitem[2]) . "\" />";
     } else {             # textual Link
-        $link = mt($$menuitem[3]);
-    }     
-    return "<li><a href=\"javascript:$$menuitem[0]\">$link</a></li>";
+        $link = &mt($$menuitem[3]);
+    }
+    return '<li><a href="'.$$menuitem[0].'">'.$link.'</a></li>';
 }
 
 # primary_menu() evaluates @primary_menu and returns XHTML for the menu
@@ -165,10 +164,11 @@ sub primary_menu {
     # (link url, icon path, alt text, link text, condition)
     foreach my $menuitem (@primary_menu) {
         # evaluate conditions 
+        next if    ref($menuitem)       ne 'ARRAY';    #
         next if    $$menuitem[4]        eq 'nonewmsg'  # show links depending on
-                && Apache::lonmsg::mynewmail();        # whether a new msg 
+                && &Apache::lonmsg::mynewmail();       # whether a new msg 
         next if    $$menuitem[4]        eq 'newmsg'    # arrived or not
-                && !Apache::lonmsg::mynewmail();       # 
+                && !&Apache::lonmsg::mynewmail();      # 
         next if    $$menuitem[4]        !~ /public/    ##we've a public user, 
                 && $env{'user.name'}    eq 'public'    ##who should not see all 
                 && $env{'user.domain'}  eq 'public';   ##links
@@ -176,19 +176,21 @@ sub primary_menu {
                 && $env{'user.name'}    ne 'public'    # only visible to public
                 && $env{'user.domain'}  ne 'public';   # users
         next if    $$menuitem[4]        eq 'roles'     ##show links depending on
-                && Apache::loncommon::show_course();   ##term 'Courses' or 
+                && &Apache::loncommon::show_course();  ##term 'Courses' or 
         next if    $$menuitem[4]        eq 'courses'   ##'Roles' wanted
-                && !Apache::loncommon::show_course();  ##
-
-
+                && !&Apache::loncommon::show_course(); ##
+        
+            
         if ($$menuitem[3] eq 'Help') { # special treatment for helplink
-            $menu .= '<li>'.Apache::loncommon::top_nav_help('Help').'</li>';
+            $menu .= '<li>'.&Apache::loncommon::top_nav_help('Help').'</li>';
         } else {
-            $menu .= prep_menuitem(\@$menuitem);
+            my @items = @{$menuitem};
+            $items[0] = 'javascript:'.$menuitem->[0].';';
+            $menu .= &prep_menuitem(\@items);
         }
-     }
+    }
 
-     return "<ol class=\"LC_primary_menu LC_right\">$menu</ol>";
+    return "<ol class=\"LC_primary_menu LC_right\">$menu</ol>";
 }
 
 
@@ -207,6 +209,7 @@ sub secondary_menu {
                      $env{'course.' . $env{'request.course.id'} . '.num'});
     foreach my $menuitem (@secondary_menu) {
         # evaluate conditions 
+        next if    ref($menuitem)  ne 'ARRAY';
         next if    $$menuitem[4]   ne 'always'
                 && !$env{'request.course.id'};
         next if    $$menuitem[4]   eq 'showreturn'
@@ -222,28 +225,41 @@ sub secondary_menu {
                 && $env{'environment.remotenavmap'} ne 'on';
         next if    $$menuitem[4]  =~ /noremotenav/
                 && $env{'environment.remotenavmap'} eq 'on';
+        next if $$menuitem[4] =~ /^(no|)remotenav$/ 
+                && $crstype eq 'Community';
+        next if $$menuitem[4] =~ /^(no|)remotenavCommunity$/ 
+                && $crstype ne 'Community';
         next if    $$menuitem[4]   =~ /showgroups$/
-                && $canviewgrps
+                && !$canviewgrps
                 && !%groups;
 
         if ($$menuitem[3] eq 'Roles' && $env{'request.course.id'}) {
             # special treatment for role selector
-            my $roles_selector = roles_selector(
+            my $roles_selector = &roles_selector(
                         $env{'course.' . $env{'request.course.id'} . '.domain'},
                         $env{'course.' . $env{'request.course.id'} . '.num'}  );
 
             $menu .= $roles_selector ? "<li>$roles_selector</li>"
                                      : '';
+        } elsif ($env{'environment.remotenavmap'} eq 'on') {
+            # open link using javascript when remote navmap is activated
+            my @items = @{$menuitem}; 
+            if ($menuitem->[4] eq 'remotenav') {
+                $items[0] = "javascript:gonav('$menuitem->[0]');";
+            } else {
+                $items[0] = "javascript:go('$menuitem->[0]');";
+            }
+            $menu .= &prep_menuitem(\@items);
         } else {
-            $menu .= prep_menuitem(\@$menuitem);
+            $menu .= &prep_menuitem(\@$menuitem);
         }
     }
     if ($menu =~ /\[url\].*\[symb\]/) {
-        my $escurl  = escape( Apache::lonenc::check_encrypt(
-                            $env{'request.noversionuri'}));
+        my $escurl  = &escape( &Apache::lonenc::check_encrypt(
+                             $env{'request.noversionuri'}));
 
-        my $escsymb = escape( Apache::lonenc::check_encrypt(
-                            $env{'request.symb'})); 
+        my $escsymb = &escape( &Apache::lonenc::check_encrypt(
+                             $env{'request.symb'})); 
 
         if (    $env{'request.state'} eq 'construct'
             and (   $env{'request.noversionuri'} eq '' 
@@ -252,7 +268,7 @@ sub secondary_menu {
             ($escurl = $env{'request.filename'}) =~ 
                 s{^/home/([^/]+)/public_html/(.*)$}{/priv/$1/$2};
 
-            $escurl  = escape($escurl);
+            $escurl  = &escape($escurl);
         }    
         $menu =~ s/\[url\]/$escurl/g;
         $menu =~ s/\[symb\]/$escsymb/g;
@@ -354,7 +370,7 @@ sub menubuttons {
         my %lt=&initlittle();
 
         my $domain=&Apache::loncommon::determinedomain();
-        my $function =&Apache::loncommon::get_users_function();
+        my $function=&Apache::loncommon::get_users_function();
         my $link=&Apache::loncommon::designparm($function.'.link',$domain);
         my $alink=&Apache::loncommon::designparm($function.'.alink',$domain);
         my $vlink=&Apache::loncommon::designparm($function.'.vlink',$domain);
@@ -415,7 +431,7 @@ ENDCRELOAD
     my $utility = &utilityfunctions();
 
     #Prepare the message link that indicates the arrival of new mail
-    my $messagelink = Apache::lonmsg::mynewmail() ? "Message (new)" : "Message";
+    my $messagelink = &Apache::lonmsg::mynewmail() ? "Message (new)" : "Message";
        $messagelink = '<a href="javascript:go(\'/adm/communicate\');">'
                       . mt($messagelink) .'</a>';
 
@@ -529,10 +545,19 @@ sub innerregister {
 
         my $maptitle = &Apache::lonnet::gettitle($mapurl);
         my $restitle = &Apache::lonnet::gettitle(&Apache::lonnet::symbread());
-        my @crumbs = ({text  => "Course Content", 
-                       href  => "Javascript:gonav('/adm/navmaps')"}, 
-                      {text  => '...',
-                       no_mt => 1});
+        my $contentstext;
+        if ($env{'course.'.$env{'request.course.id'}.'.type'} eq 'Community') {
+            $contentstext = &mt('Community Contents');
+        } else {
+            $contentstext = &mt('Course Contents');
+        }
+        my @crumbs = ({text  => $contentstext, 
+                       href  => "Javascript:gonav('/adm/navmaps')"});
+
+        if ($mapurl ne $env{'course.'.$env{'request.course.id'}.'.url'}) { 
+            push(@crumbs, {text  => '...',
+                           no_mt => 1});
+        }
 
         push @crumbs, {text => $maptitle, no_mt => 1} if ($maptitle 
                                                    && $maptitle ne 'default.sequence' 
@@ -540,9 +565,9 @@ sub innerregister {
 
         push @crumbs, {text => $restitle, no_mt => 1} if $restitle; 
 
-        Apache::lonhtmlcommon::clear_breadcrumbs();
-        Apache::lonhtmlcommon::add_breadcrumb(@crumbs);
-        $breadcrumb .= Apache::lonhtmlcommon::breadcrumbs(undef,undef,0);
+        &Apache::lonhtmlcommon::clear_breadcrumbs();
+        &Apache::lonhtmlcommon::add_breadcrumb(@crumbs);
+        #$breadcrumb .= &Apache::lonhtmlcommon::breadcrumbs(undef,undef,0);
 	unless (($env{'request.state'} eq 'edit') || ($newmail) ||
 		($env{'request.state'} eq 'construct') ||
 		($env{'form.register'})) {
@@ -558,7 +583,7 @@ sub innerregister {
     my $tableend   = ( $noremote ? '</table>' : '');
 # =============================================================================
 # ============================ This is for URLs that actually can be registered
-    if (($env{'request.noversionuri'}!~m|^/(res/)*adm/|) || ($forcereg)) {
+    if (($env{'request.noversionuri'}!~m{^/(res/)*adm/}) || ($forcereg)) {
 # -- This applies to homework problems for users with grading privileges
 	my $crs='/'.$env{'request.course.id'};
 	if ($env{'request.course.sec'}) {
@@ -664,10 +689,22 @@ sub innerregister {
             }
             # Finally, turn the button on or off
             if ($cfile && !$const_space) {
-                $editbutton=&switch
-                    ('','',6,1,'pcstr.gif','edit[_1]','resource[_2]',
+                my $nocrsedit;
+                # Suppress display where CC has switched to student role.
+                if ($env{'request.course.id'}) {
+                    unless(&Apache::lonnet::allowed('mdc',
+                                                    $env{'request.course.id'})) {
+                        $nocrsedit = 1;
+                    }
+                }
+                if ($nocrsedit) {
+                    $editbutton=&clear(6,1);
+                } else {
+                    $editbutton=&switch
+                       ('','',6,1,'pcstr.gif','edit[_1]','resource[_2]',
                      "go('".$cfile."');","Edit this resource");
-                $noeditbutton = 0;
+                    $noeditbutton = 0;
+                }
             } elsif ($editbutton eq '') {
                 $editbutton=&clear(6,1);
             }
@@ -753,7 +790,7 @@ $menuitems.="Make notes and annotations
                 }
             }
             unless ($env{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme)(\?|$)/) {
-		if (!$env{'request.enc'}) {
+		if ((!$env{'request.enc'}) && ($env{'request.noversionuri'} !~ m{^/adm/wrapper/ext/})) {
 		    $menuitems.=(<<ENDREALRES);
 s&6&3&catalog.gif&catalog[_2]&info[_1]&catalog_info()&Show Metadata
 ENDREALRES
@@ -792,51 +829,88 @@ ENDMENUITEMS
 	    my $addremote=0;
 	    foreach (@inlineremote) { if ($_ ne '') { $addremote=1; last;} }
 	    my $inlinebuttons='';
-	    if ($addremote) {
-            # Registered, textual output
-                    if ($env{'environment.icons'} eq 'iconsonly') {
-                        $inlinebuttons=(<<ENDARROWSINLINE);
-<tr><td>
-$inlineremote[21] $inlineremote[23]
-ENDARROWSINLINE
-                        if (&hidden_button_check() ne 'yes') {
-                            $inlinebuttons .= (<<ENDINLINEICONS);
-$inlineremote[61] $inlineremote[63]
-$inlineremote[71] $inlineremote[72] $inlineremote[73]
-$inlineremote[81] $inlineremote[82] $inlineremote[83]
-$inlineremote[91] $inlineremote[92] $inlineremote[93]</td></tr>
-ENDINLINEICONS
-                        }
-                    } else {
-			if ($inlineremote[21] ne '' || $inlineremote[23] ne '') {
-			    $inlinebuttons=(<<ENDFIRSTLINE);
-<tr><td>$inlineremote[21]</td><td>&nbsp;</td><td>$inlineremote[23]</td></tr>
-ENDFIRSTLINE
-                        }
-                        if (&hidden_button_check() ne 'yes') { 
-			    foreach my $row (6..9) {
-				if ($inlineremote[${row}.'1'] ne ''
-				    || $inlineremote[$row.'2'] ne ''
-				    || $inlineremote[$row.'3'] ne '') {
-				    $inlinebuttons .= <<"ENDLINE";
-<tr><td>$inlineremote["${row}1"]</td><td>$inlineremote["${row}2"]</td><td>$inlineremote["${row}3"]</td></tr>
-ENDLINE
-				}
-			    }
-			}
-		    }
-	    }
+    if ($addremote) {
+
+        #SD START (work in progress!)
+        Apache::lonhtmlcommon::clear_breadcrumb_tools();
+        # Arrows for navigation
+        Apache::lonhtmlcommon::add_breadcrumb_tool( 'A', $inlineremote[21] );
+        Apache::lonhtmlcommon::add_breadcrumb_tool( 'A', $inlineremote[23] );
+        if(hidden_button_check() ne 'yes'){
+            # notes
+            Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[93]);
+            # bookmark
+            Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[91]);
+            # evaluate
+            Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[81]);
+            # feedback
+            Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[82]);
+            # print
+            Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[83]);
+            # metadata
+            Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[63]);
+
+            # ?
+            Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[61]);
+            # ?
+            Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[71]);
+            # ?
+            Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[72]);
+            # ?
+            Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[73]);
+            # ?
+            Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[92]);
+
+        }
+
+        #SD END
+#       # Registered, textual output
+#        if ( $env{'environment.icons'} eq 'iconsonly' ) {
+#            $inlinebuttons = (<<ENDARROWSINLINE);
+#<tr><td>
+#$inlineremote[21] $inlineremote[23]
+#ENDARROWSINLINE
+#            if ( &hidden_button_check() ne 'yes' ) {
+#                $inlinebuttons .= (<<ENDINLINEICONS);
+#$inlineremote[61] $inlineremote[63]
+#$inlineremote[71] $inlineremote[72] $inlineremote[73]
+#$inlineremote[81] $inlineremote[82] $inlineremote[83]
+#$inlineremote[91] $inlineremote[92] $inlineremote[93]</td></tr>
+#ENDINLINEICONS
+#            }
+#        } else { # not iconsonly
+#            if ( $inlineremote[21] ne '' || $inlineremote[23] ne '' ) {
+#                $inlinebuttons = (<<ENDFIRSTLINE);
+#<tr><td>$inlineremote[21]</td><td>&nbsp;</td><td>$inlineremote[23]</td></tr>
+#ENDFIRSTLINE
+#            }
+#            if ( &hidden_button_check() ne 'yes' ) {
+#                foreach my $row ( 6 .. 9 ) {
+#                    if (   $inlineremote[ ${row} . '1' ] ne ''
+#                        || $inlineremote[ $row . '2' ] ne ''
+#                        || $inlineremote[ $row . '3' ] ne '' )
+#                    {
+#                        $inlinebuttons .= <<"ENDLINE";
+#<tr><td>$inlineremote["${row}1"]</td><td>$inlineremote["${row}2"]</td><td>$inlineremote["${row}3"]</td></tr>
+#ENDLINE
+#                    }
+#                }
+#            }
+#        }
+    }
+        #SD see below
+        $breadcrumb = &Apache::lonhtmlcommon::breadcrumbs(undef,undef,0);
 	    $result =(<<ENDREGTEXT);
 <script type="text/javascript">
 // BEGIN LON-CAPA Internal
 </script>
 $timesync
 $breadcrumb
-$tablestart
-$inlinebuttons
-$tableend
+<!-- $tablestart -->
+<!-- $inlinebuttons -->
+<!-- $tableend -->
 $newmail
-$separator
+<!-- $separator -->
 <script type="text/javascript">
 // END LON-CAPA Internal
 </script>
@@ -1194,7 +1268,7 @@ sub switch {
        my $pic=
 	   '<img alt="'.$text.'" src="'.
 	   &Apache::loncommon::lonhttpdurl('/res/adm/pages/'.$img).
-	   '" align="'.($nobreak==3?'right':'left').'" class="LC_noBorder" />';
+	   '" align="'.($nobreak==3?'right':'left').'" class="LC_icon" />';
        if ($env{'browser.interface'} eq 'faketextual') {
 # Main Menu
 	   if ($nobreak==3) {
@@ -1220,7 +1294,7 @@ sub switch {
               $inlineremote[$idx]='<a title="'.$desc.'" href="javascript:'.$act.';">'.$pic.'</a>';
            } else {
 	      $inlineremote[$idx]=
-		   '<a class="LC_menubuttons_link" href="javascript:'.$act.';">'.$pic.
+		   '<a title="'.$desc.'" class="LC_menubuttons_link" href="javascript:'.$act.';">'.$pic.
 		   '<span class="LC_menubuttons_inline_text">'.$desc.'</span></a>';
            }
        }
@@ -1304,12 +1378,14 @@ sub rawconfig {
     my $show_course=&Apache::loncommon::show_course();
     my $author=$env{'user.author'};
     my $crs='';
+    my $crstype='';
     if ($env{'request.course.id'}) {
        $crs='/'.$env{'request.course.id'};
        if ($env{'request.course.sec'}) {
 	   $crs.='_'.$env{'request.course.sec'};
        }
        $crs=~s/\_/\//g;
+       $crstype = &Apache::loncommon::course_type();
     }
     my $pub=($env{'request.state'} eq 'published');
     my $con=($env{'request.state'} eq 'construct');
@@ -1319,10 +1395,17 @@ sub rawconfig {
         my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc,$cat)=split(/\:/,$line);
         $prt=~s/\$uname/$uname/g;
         $prt=~s/\$udom/$udom/g;
-        $prt=~s/\$crs/$crs/g; 
+        if ($prt =~ /\$crs/) {
+            next unless ($env{'request.course.id'});
+            next if ($crstype eq 'Community');
+            $prt=~s/\$crs/$crs/g;
+        } elsif ($prt =~ /\$cmty/) {
+            next unless ($env{'request.course.id'});
+            next if ($crstype ne 'Community');
+            $prt=~s/\$cmty/$crs/g;
+        }
         $prt=~s/\$requested_domain/$requested_domain/g;
         if ($category_names{$cat}!~/\w/) { $cat='oth'; }
-        my $type = &Apache::loncommon::course_type();
         if ($pro eq 'clear') {
 	    $output.=&clear($row,$col);
         } elsif ($pro eq 'any') {
@@ -1349,26 +1432,53 @@ sub rawconfig {
 	  $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
             }
         } elsif (($pro=~/^p(\w+)/) && ($prt)) {
-	    if (&Apache::lonnet::allowed($1,$prt)) {
+            my $priv = $1;
+            if ($priv =~ /^mdc(Course|Community)/) {
+                if ($crstype eq $1) {
+                    $priv = 'mdc';
+                } else {
+                    next;
+                }
+            }
+	    if (&Apache::lonnet::allowed($priv,$prt)) {
                $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
             }
-        } elsif ($pro eq 'course') {
-            if ($env{'request.course.fn'}) {
+        } elsif ($pro eq 'course')  {
+            if (($env{'request.course.fn'}) && ($crstype ne 'Community')) {
                $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
 	    }
+        } elsif ($pro eq 'community')  {
+            if (($env{'request.course.fn'}) && ($crstype eq 'Community')) {
+               $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
+            }
         } elsif ($pro =~ /^courseenv_(.*)$/) {
             my $key = $1;
-            if ($env{'course.'.$env{'request.course.id'}.'.'.$key}) {
+            if (($env{'course.'.$env{'request.course.id'}.'.'.$key}) && 
+                ($crstype ne 'Community')) {
+                $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
+            }
+        } elsif ($pro =~ /^communityenv_(.*)$/) {
+            my $key = $1;
+            if (($env{'course.'.$env{'request.course.id'}.'.'.$key}) && 
+                ($crstype eq 'Community')) {
                 $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
             }
         } elsif ($pro =~ /^course_(.*)$/) {
             # Check for permissions inside of a course
-            if (($env{'request.course.id'}) &&
+            if (($env{'request.course.id'}) && ($crstype ne 'Community') && 
                 (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
             ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
                  )) {
                 $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
 	    }
+        } elsif ($pro =~ /^community_(.*)$/) {
+            # Check for permissions inside of a community
+            if (($env{'request.course.id'}) && ($crstype eq 'Community') &&   
+                (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
+            ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
+                 )) {
+                $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
+            }
         } elsif ($pro eq 'author') {
             if ($author) {
                 if ((($prt eq 'rca') && ($env{'request.role'}=~/^ca/)) ||
@@ -1496,6 +1606,31 @@ function gonav(url) {
 NAVCONTROL
 }
 
+sub dc_popup_js {
+    my %lt = &Apache::lonlocal::texthash(
+                                          more => '(More ...)',
+                                          less => '(Less ...)',
+                                        );
+    return <<"END";
+
+function showCourseID() {
+    document.getElementById('dccid').style.display='block';
+    document.getElementById('dccid').style.textAlign='left';
+    document.getElementById('dccid').style.textFace='normal';    
+    document.getElementById('dccidtext').innerHTML ='<a href="javascript:hideCourseID();">$lt{'less'}</a>';
+    return;
+}
+
+function hideCourseID() {
+    document.getElementById('dccid').style.display='none';
+    document.getElementById('dccidtext').innerHTML ='<a href="javascript:showCourseID()">$lt{'more'}</a>';
+    return;
+}
+
+END
+
+}
+
 sub utilityfunctions {
     my $caller = shift;
     unless ($env{'environment.remote'} eq 'off' || 
@@ -1503,11 +1638,23 @@ sub utilityfunctions {
             return ''; }
             
     my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
+    if ($currenturl =~ m{^/adm/wrapper/ext/}) {
+        if ($env{'request.external.querystring'}) {
+            $currenturl .= ($currenturl=~/\?/)?'&':'?'.$env{'request.external.querystring'};
+        }
+    }
     $currenturl=&Apache::lonenc::check_encrypt(&unescape($currenturl));
     
     my $currentsymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
     my $nav_control=&nav_control_js();
 
+    my $dc_popup_cid;
+    if ($env{'user.adv'} && exists($env{'user.role.dc./'.
+                        $env{'course.'.$env{'request.course.id'}.
+                                 '.domain'}.'/'})) {
+        $dc_popup_cid = &dc_popup_js();
+    }
+
     my $start_page_annotate = 
         &Apache::loncommon::start_page('Annotator',undef,
 				       {'only_body' => 1,
@@ -1535,6 +1682,7 @@ return (<<ENDUTILITY)
     var currentSymb="$currentsymb";
 
 $nav_control
+$dc_popup_cid
 
 function go(url) {
    if (url!='' && url!= null) {
@@ -1544,6 +1692,12 @@ function go(url) {
    }
 }
 
+function gotop(url) {
+    if (url!='' && url!= null) {
+        top.location.href = url;
+    }
+}
+
 function gopost(url,postdata) {
    if (url!='') {
       this.document.server.action=url;
@@ -1620,7 +1774,7 @@ function catalog_info() {
 }
 
 function chat_win() {
-   lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
+   lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=480,resizable=yes,location=no,menubar=no,toolbar=no');
 }
 
 function group_chat(group) {
@@ -1728,16 +1882,19 @@ sub hidden_button_check {
 
 sub roles_selector {
     my ($cdom,$cnum) = @_;
-    my $crstype = $env{'course.'.$env{'request.course.id'}.'.type'};
-    if ($crstype eq '') {
-        $crstype = 'Course';
-    }
+    my $crstype = &Apache::loncommon::course_type();
     my $now = time;
     my (%courseroles,%seccount);
     my $is_cc;
     my $role_selector;
-    if ($env{'user.role.cc./'.$cdom.'/'.$cnum}) {
-        my ($start,$end) = split(/\./,$env{'user.role.cc./'.$cdom.'/'.$cnum});
+    my $ccrole;
+    if ($crstype eq 'Community') {
+        $ccrole = 'co';
+    } else {
+        $ccrole = 'cc';
+    } 
+    if ($env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum}) {
+        my ($start,$end) = split(/\./,$env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum});
         
         if ((($start) && ($start<0)) || 
             (($end) && ($end<$now))  ||
@@ -1787,7 +1944,7 @@ sub roles_selector {
     } else {
         $switchtext = &mt('Switch course role to...')
     }
-    my @roles_order = ('cc','in','ta','ep','ad','st');
+    my @roles_order = ($ccrole,'in','ta','ep','ad','st');
     if (keys(%courseroles) > 1) {
         $role_selector = &jump_to_role($cdom,$cnum,\%seccount,\%courseroles);
         $role_selector .= '<form name="rolechooser" method="post" action="/adm/roles">
@@ -1795,7 +1952,7 @@ sub roles_selector {
         $role_selector .= '<option value="">'.$switchtext.'</option>';
         foreach my $role (@roles_order) {
             if (defined($courseroles{$role})) {
-                $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>'; 
+                $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role,$crstype).'</option>'; 
             }
         }
         foreach my $role (sort(keys(%courseroles))) {