--- loncom/interface/lonmenu.pm	2005/07/14 21:37:22	1.158
+++ loncom/interface/lonmenu.pm	2005/11/08 14:45:44	1.162
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines to control the menu
 #
-# $Id: lonmenu.pm,v 1.158 2005/07/14 21:37:22 albertel Exp $
+# $Id: lonmenu.pm,v 1.162 2005/11/08 14:45:44 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -185,12 +185,12 @@ ENDINLINEMENU
 	    }
 	    $navmaps=(<<ENDNAV);
 <td bgcolor="$tabbg">
-<a href="$link"><font $face color="$font">$lt{'nav'}</font></a></td>
+<a href="$link" target="_top"><font $face color="$font">$lt{'nav'}</font></a></td>
 ENDNAV
 	    if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
 		$docs=(<<ENDDOCS);
 <td bgcolor="$tabbg">
-<a href="/adm/coursedocs"><font $face color="$font">$lt{'docs'}</font></a></td>
+<a href="/adm/coursedocs" target="_top"><font $face color="$font">$lt{'docs'}</font></a></td>
 ENDDOCS
             }
 	    if (
@@ -363,7 +363,7 @@ sub innerregister {
 
         my $hwkadd='';
         if ($env{'request.symb'} ne '' &&
-	    $env{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form)$/) {
+	    $env{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form|task)$/) {
 	    if (&Apache::lonnet::allowed('mgr',$crs)) {
 		$hwkadd.=&switch('','',7,2,'pgrd.gif','problem[_1]','grades[_3]',
                        "gocmd('/adm/grades','gradingmenu')",
@@ -1186,6 +1186,7 @@ sub get_nav_status {
 
 sub handler {
     my $r = shift;
+    &Apache::loncommon::no_cache($r);
     &Apache::loncommon::content_type($r,'text/html');
     $r->send_http_header;
     return OK if $r->header_only;