--- loncom/interface/lonmenu.pm	2009/11/10 13:58:55	1.301
+++ 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 1.301 2009/11/10 13:58:55 droeschl Exp $
+# $Id: lonmenu.pm,v 1.306 2009/11/20 04:12:43 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -689,10 +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 '') {
                 $editbutton=&clear(6,1);
             }
@@ -820,6 +832,7 @@ ENDMENUITEMS
     if ($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] );
@@ -893,11 +906,11 @@ ENDMENUITEMS
 </script>
 $timesync
 $breadcrumb
-<!--$tablestart--!>
-<!--$inlinebuttons--!>
-<!--$tableend --!>
+<!-- $tablestart -->
+<!-- $inlinebuttons -->
+<!-- $tableend -->
 $newmail
-<!--$separator--!>
+<!-- $separator -->
 <script type="text/javascript">
 // END LON-CAPA Internal
 </script>
@@ -1255,7 +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) {
@@ -1593,6 +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' || 
@@ -1610,6 +1648,13 @@ sub utilityfunctions {
     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 $start_page_annotate = 
         &Apache::loncommon::start_page('Annotator',undef,
 				       {'only_body' => 1,
@@ -1637,6 +1682,7 @@ return (<<ENDUTILITY)
     var currentSymb="$currentsymb";
 
 $nav_control
+$dc_popup_cid
 
 function go(url) {
    if (url!='' && url!= null) {