--- loncom/interface/lonpreferences.pm	2006/10/23 21:22:51	1.94
+++ loncom/interface/lonpreferences.pm	2024/02/28 06:28:07	1.196.4.28.2.2
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Preferences
 #
-# $Id: lonpreferences.pm,v 1.94 2006/10/23 21:22:51 raeburn Exp $
+# $Id: lonpreferences.pm,v 1.196.4.28.2.2 2024/02/28 06:28:07 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -27,65 +27,19 @@
 #
 # This package uses the "londes.js" javascript code. 
 #
-# TODOs that have to be completed:
-#    interface with lonnet to change the password
  
 package Apache::lonpreferences;
 
 use strict;
-use LONCAPA;
 use Apache::Constants qw(:common);
 use Apache::File;
-use Crypt::DES;
-use DynaLoader; # for Crypt::DES version
 use Apache::loncommon();
 use Apache::lonhtmlcommon();
 use Apache::lonlocal;
 use Apache::lonnet;
-
-#
-# Write lonnet::passwd to do the call below.
-# Use:
-#   my $answer=reply("encrypt:passwd:$udom:$uname:$upass",$tryserver);
-#
-##################################################
-#          password associated functions         #
-##################################################
-sub des_keys {
-    # Make a new key for DES encryption.
-    # Each key has two parts which are returned separately.
-    # Please note:  Each key must be passed through the &hex function
-    # before it is output to the web browser.  The hex versions cannot
-    # be used to decrypt.
-    my @hexstr=('0','1','2','3','4','5','6','7',
-                '8','9','a','b','c','d','e','f');
-    my $lkey='';
-    for (0..7) {
-        $lkey.=$hexstr[rand(15)];
-    }
-    my $ukey='';
-    for (0..7) {
-        $ukey.=$hexstr[rand(15)];
-    }
-    return ($lkey,$ukey);
-}
-
-sub des_decrypt {
-    my ($key,$cyphertext) = @_;
-    my $keybin=pack("H16",$key);
-    my $cypher;
-    if ($Crypt::DES::VERSION>=2.03) {
-        $cypher=new Crypt::DES $keybin;
-    } else {
-        $cypher=new DES $keybin;
-    }
-    my $plaintext=
-	$cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,0,16))));
-    $plaintext.=
-	$cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,16,16))));
-    $plaintext=substr($plaintext,1,ord(substr($plaintext,0,1)) );
-    return $plaintext;
-}
+use LONCAPA::lonauthcgi();
+use LONCAPA();
+use DateTime::TimeZone();
 
 ################################################################
 #                       Handler subroutines                    #
@@ -97,6 +51,12 @@ sub des_decrypt {
 
 sub wysiwygchanger {
     my $r = shift;
+    Apache::lonhtmlcommon::add_breadcrumb(
+	    {	href => '/adm/preferences?action=changewysiwyg',
+                text => 'Change WYSIWYG Preferences'});
+    $r->print(Apache::loncommon::start_page('Content Display Settings'));
+    $r->print(Apache::lonhtmlcommon::breadcrumbs('Change WYSIWYG Preferences'));
+
     my %userenv = &Apache::lonnet::get
         ('environment',['wysiwygeditor']);
     my $onselect='checked="checked"';
@@ -107,14 +67,19 @@ sub wysiwygchanger {
     }
     my $switchoff=&mt('Disable WYSIWYG editor');
     my $switchon=&mt('Enable WYSIWYG editor');
+    my $warning='';
+    if ($env{'user.adv'}) {
+       $warning.='<p class="LC_warning">'.&mt("The WYSIWYG editor only supports simple HTML and is in many cases unsuited for advanced authoring. In a number of cases, it may destroy advanced authoring involving LaTeX and script function calls.")."</p>";
+    }
     $r->print(<<ENDLSCREEN);
 <form name="prefs" action="/adm/preferences" method="post">
 <input type="hidden" name="action" value="set_wysiwyg" />
+$warning
 <br />
 <label><input type="radio" name="wysiwyg" value="off" $onselect /> $switchoff</label><br />
 <label><input type="radio" name="wysiwyg" value="on" $offselect /> $switchon</label>
 ENDLSCREEN
-    $r->print('<br /><input type="submit" value="'.&mt('Change').'" />');
+    $r->print('<br /><input type="submit" value="'.&mt('Save').'" />');
 }
 
 
@@ -122,8 +87,10 @@ sub verify_and_change_wysiwyg {
     my $r = shift;
     my $newsetting=$env{'form.wysiwyg'};
     &Apache::lonnet::put('environment',{'wysiwygeditor' => $newsetting});
-    &Apache::lonnet::appenv('environment.wysiwygeditor' => $newsetting);
-    $r->print('<p>'.&mt('Setting WYSIWYG editor to:').' '.&mt($newsetting).'</p>');
+    &Apache::lonnet::appenv({'environment.wysiwygeditor' => $newsetting});
+    my $message=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('WYSIWYG Editor').'</i>','<tt>'.&mt($newsetting).'</tt>'));
+    $message=&Apache::loncommon::confirmwrapper($message);
+    &print_main_menu($r,$message);
 }
 
 ################################################################
@@ -131,28 +98,22 @@ sub verify_and_change_wysiwyg {
 ################################################################
 sub languagechanger {
     my $r = shift;
-    my $user       = $env{'user.name'};
-    my $domain     = $env{'user.domain'};
-    my %userenv = &Apache::lonnet::get
-        ('environment',['languages']);
+    
+    Apache::lonhtmlcommon::add_breadcrumb(
+	    {	href => '/adm/preferences?action=changelanguages',
+                text => 'Change Language'});
+    $r->print(Apache::loncommon::start_page('Content Display Settings'));
+    $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Language')); 
+    my %userenv = &Apache::lonnet::get('environment',['languages']);
     my $language=$userenv{'languages'};
 
-    my $pref=&mt('Preferred language');
-    my %langchoices=('' => 'No language preference');
-    foreach (&Apache::loncommon::languageids()) {
-	if (&Apache::loncommon::supportedlanguagecode($_)) {
-	    $langchoices{&Apache::loncommon::supportedlanguagecode($_)}
-	               = &Apache::loncommon::plainlanguagedescription($_);
-	}
-    }
-    my $selectionbox=&Apache::loncommon::select_form($language,'language',
-						     %langchoices);
-    $r->print(<<ENDLSCREEN);
-<form name="prefs" action="/adm/preferences" method="post">
-<input type="hidden" name="action" value="verify_and_change_languages" />
-<br />$pref: $selectionbox
-ENDLSCREEN
-    $r->print('<br /><input type="submit" value="'.&mt('Change').'" />');
+    $r->print(
+        '<form name="prefs" action="/adm/preferences" method="post">'."\n".
+        '<input type="hidden" name="action" value="verify_and_change_languages" />'.
+        '<br /><span class="LC_nobreak">'.&mt('Preferred language').':&nbsp;'.
+        &Apache::loncommon::select_language('language',$language,1).'</span>'."\n".
+        '<br /><input type="submit" value="'.&mt('Save').'" /></form>'
+    );
 }
 
 
@@ -166,16 +127,21 @@ sub verify_and_change_languages {
     my $message='';
     if ($newlanguage) {
         &Apache::lonnet::put('environment',{'languages' => $newlanguage});
-        &Apache::lonnet::appenv('environment.languages' => $newlanguage);
-        $message='Set new preferred languages to '.$newlanguage;
+        &Apache::lonnet::appenv({'environment.languages' => $newlanguage});
+        $message=&Apache::lonhtmlcommon::confirm_success(
+            &mt('Set [_1] to [_2]',
+                '<i>'.&mt('Preferred language').'</i>',
+                '<tt>"'.$newlanguage.'"</tt>.'))
+           .'<br />'
+           .&mt('The change will become active on the next page.');
     } else {
         &Apache::lonnet::del('environment',['languages']);
-        &Apache::lonnet::delenv('environment\.languages');
-        $message='Reset preferred language';
+        &Apache::lonnet::delenv('environment.languages');
+        $message=&Apache::lonhtmlcommon::confirm_success(&mt('Reset [_1]','<i>'.&mt('Preferred language').'</i>'));
     }
-    $r->print(<<ENDVCSCREEN);
-$message
-ENDVCSCREEN
+    $message=&Apache::loncommon::confirmwrapper($message);
+    &Apache::loncommon::flush_langs_cache($user,$domain);
+    &print_main_menu($r, $message);
 }
 
 ################################################################
@@ -183,63 +149,76 @@ ENDVCSCREEN
 ################################################################
 sub texenginechanger {
     my $r = shift;
+    Apache::lonhtmlcommon::add_breadcrumb(
+	    {	href => '/adm/preferences?action=changetexenginepref',
+                text => 'Math display settings'});
+    $r->print(Apache::loncommon::start_page('Content Display Settings'));
+    $r->print(Apache::lonhtmlcommon::breadcrumbs('Math display settings'));
     my $user       = $env{'user.name'};
     my $domain     = $env{'user.domain'};
     my %userenv = &Apache::lonnet::get('environment',['texengine']);
     my $texengine=$userenv{'texengine'};
+    if (lc($texengine) eq 'jsmath') {
+        $texengine = 'MathJax';
+    }
 
-    my $pref=&mt('Preferred method to display Math');
     my %mathchoices=('' => 'Default',
-		     'tth' => 'TeX to HTML',
+		     'tth' => 'tth (TeX to HTML)',
 		     #'ttm' => 'TeX to MathML',
-		     'jsMath' => 'jsMath',
-		     'mimetex' => 'Convert to Images'
+                     'MathJax' => 'MathJax',
+		     'mimetex' => 'mimetex (Convert to Images)',
+                     'raw' => 'Raw (Screen Reader)'
                      );
-    my $selectionbox=&Apache::loncommon::select_form($texengine,'texengine',
-						     %mathchoices);
-    my $jsMath_start=&Apache::lontexconvert::jsMath_header();
-    my $change=&mt('Change');
-    $r->print(<<ENDLSCREEN);
-<br />
+    %mathchoices = &Apache::lonlocal::texthash(%mathchoices);
+    my $selectionbox=
+           &Apache::loncommon::select_form(
+               $texengine,
+               'texengine',
+               \%mathchoices);
+    my $MathJax_start=&Apache::lontexconvert::MathJax_header();
+    my %lt=&Apache::lonlocal::texthash(
+      'headline' => 'Change how math is displayed',
+      'preftxt'  => 'Preferred method to display math',
+      'change'   => 'Save',
+      'exmpl'    => 'Examples',
+      'mathjax'  => 'MathJax:',
+      'mathjaxinfo' =>  'MathJax provides rendered equations whose source code can be extracted in TeX and MathML formats by right clicking the equation.',
+      'tth'      => 'tth (TeX to HTML):',
+      'mimetex'  => 'mimetex (Convert to Images):',
+    );
 
+    $r->print(<<ENDLSCREEN);
+<h2>$lt{'headline'}</h2>
 <form name="prefs" action="/adm/preferences" method="post">
 <input type="hidden" name="action" value="verify_and_change_texengine" />
-<p>$pref: $selectionbox</p>
-<p><input type="submit" value="$change" /></p>
-</form>
-Examples:
-<p> TeX to HTML <br /> 
-<iframe src="/res/adm/pages/math_example.tex?inhibitmenu=yes&texengine=tth" width="400" hieght="200"></iframe>
+<p>
+$lt{'preftxt'}: $selectionbox 
+<br />
+<input type="submit" value="$lt{'change'}" />
 </p>
-<p>jsMath <br /> 
-$jsMath_start
-<script type="text/javascript">
-if (jsMath.nofonts == 1) {
-    document.writeln
-        ('<center><div style="padding: 10; border-style: solid; border-width:3;'
-	 +' border-color: #DD0000; background-color: #FFF8F8; width: 75%; text-align: left">'
-	 +'<small><font color="#AA0000"><b>Warning:</b> '
-	 +'It looks like you don\\\'t have the TeX math fonts installed. '
-	 +'The jsMath example on this page may not look right without them. '
-	 +'The <a href="http://www.math.union.edu/locate/jsMath/" target="_blank"> '
-	 +'jsMath Home Page</a> has information on how to download the '
-	 +'needed fonts.  In the meantime, jsMath will do the best it can '
-	 +'with the fonts you have, but it may not be pretty and some equations '
-	 +'may not be rendered correctly. '
-	 +'</font></small></div></center>');
-}
+</form>
+<br />
+<hr />
+$lt{'exmpl'}
+
+<h3>$lt{'mathjax'}</h3>
 </script>
-<iframe src="/res/adm/pages/math_example.tex?inhibitmenu=yes&texengine=jsMath" width="400" hieght="200"></iframe>
+<iframe src="/res/adm/pages/math_example.tex?inhibitmenu=yes&texengine=MathJax" width="400" height="150"></iframe>
+</p>
+<p>
+$lt{'mathjaxinfo'}
+</p>
 
+<h3>$lt{'mimetex'}</h3>
+<p>
+<iframe src="/res/adm/pages/math_example.tex?inhibitmenu=yes&texengine=mimetex" width="400" height="150"></iframe>
 </p>
-<p> Convert to Images <br />
-<br />
-<iframe src="/res/adm/pages/math_example.tex?inhibitmenu=yes&texengine=mimetex" width="400" hieght="200"></iframe>
+
+<h3>$lt{'tth'}</h3>
+<p>
+<iframe src="/res/adm/pages/math_example.tex?inhibitmenu=yes&texengine=tth" width="400" height="150"></iframe>
 </p>
 ENDLSCREEN
-    if ($env{'environment.texengine'} ne 'jsMath') {
-	$r->print('<script type="text/javascript">jsMath.Process()</script>');
-    }
 }
 
 
@@ -250,28 +229,28 @@ sub verify_and_change_texengine {
 # Screenname
     my $newtexengine  = $env{'form.texengine'};
     $newtexengine=~s/[^\-\w]//g;
+    if (lc($newtexengine) eq 'jsmath') {
+        $newtexengine = 'MathJax';
+    }
     if ($newtexengine eq 'ttm') {
-	&Apache::lonnet::appenv('browser.mathml' => 1);
+	&Apache::lonnet::appenv({'browser.mathml' => 1});
     } else {
 	if ($env{'environment.texengine'} eq 'ttm') {
-	    &Apache::lonnet::appenv('browser.mathml' => 0);
+	    &Apache::lonnet::appenv({'browser.mathml' => 0});
 	}
     }
     my $message='';
     if ($newtexengine) {
         &Apache::lonnet::put('environment',{'texengine' => $newtexengine});
-        &Apache::lonnet::appenv('environment.texengine' => $newtexengine);
-        $message='Set new preferred math display to '.$newtexengine;
+        &Apache::lonnet::appenv({'environment.texengine' => $newtexengine});
+        $message=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('Preferred method to display Math').'</i>','<tt>"'.$newtexengine.'"</tt>'));
     } else {
         &Apache::lonnet::del('environment',['texengine']);
-        &Apache::lonnet::delenv('environment\.texengine');
-        $message='Reset preferred math display.';
+        &Apache::lonnet::delenv('environment.texengine');
+        $message=&Apache::lonhtmlcommon::confirm_success(&mt('Reset [_1]','<i>'.&mt('Preferred method to display Math').'</i>'));
     }
-
-
-    $r->print(<<ENDVCSCREEN);
-$message
-ENDVCSCREEN
+    $message=&Apache::loncommon::confirmwrapper($message);
+    &print_main_menu($r, $message);
 }
 
 ################################################################
@@ -279,15 +258,31 @@ ENDVCSCREEN
 ################################################################
 sub rolesprefchanger {
     my $r = shift;
+    my $role    = ($env{'user.adv'} ? 'Role' : 'Course');
+    my $lc_role = ($env{'user.adv'} ? 'role' : 'course');
     my $user       = $env{'user.name'};
     my $domain     = $env{'user.domain'};
     my %userenv = &Apache::lonnet::get
         ('environment',['recentroles','recentrolesn']);
+    my $brtext = 'Change '.$role.' Page Pref';
+    my $brtitle;
+    if ($env{'form.returnurl'} eq '/adm/roles') {
+        $brtext = 'Configure Hotlist';
+    } else {
+        $brtitle = $brtext;
+    }
+    Apache::lonhtmlcommon::add_breadcrumb(
+	    {	href => '/adm/preferences?action=changerolespref',
+                text => $brtext});
+    $r->print(Apache::loncommon::start_page('Content Display Settings'));
+    $r->print(Apache::lonhtmlcommon::breadcrumbs($brtitle));
     my $hotlist_flag=$userenv{'recentroles'};
     my $hotlist_n=$userenv{'recentrolesn'};
-    my $checked;
+    my ($checkedon,$checkedoff);
     if ($hotlist_flag) {
-	$checked = 'checked="checked"';
+        $checkedon = 'checked="checked"'; 
+    } else {
+        $checkedoff = 'checked="checked"';
     }
     
     if (!$hotlist_n) { $hotlist_n=3; }
@@ -313,8 +308,8 @@ sub rolesprefchanger {
         $roles_check_list .=
 	    &Apache::loncommon::start_data_table().
 	    &Apache::loncommon::start_data_table_header_row().
-	    "<th>".&mt('Freeze Role')."</th>".
-	    "<th>".&mt('Role')."</td>".
+	    "<th>".&mt('Freeze '.$role)."</th>".
+	    "<th>".&mt($role)."</th>".
 	    &Apache::loncommon::end_data_table_header_row().
 	    "\n";
 	my $count;
@@ -322,13 +317,13 @@ sub rolesprefchanger {
             my $checked = "";
             my $value = $recent_roles{$role_key};
             if ($frozen_roles{$role_key}) {
-                $checked = "checked=\"checked\"";
+                $checked = ' checked="checked"';
             }
 	    $count++;
             $roles_check_list .=
 		&Apache::loncommon::start_data_table_row().
 		'<td class="LC_table_cell_checkbox">'.
-		"<input type=\"checkbox\" $checked name=\"freezeroles\"".
+		"<input type=\"checkbox\"$checked name=\"freezeroles\"".
 		" id=\"freezeroles$count\" value=\"$role_key\" /></td>".
 		"<td><label for=\"freezeroles$count\">".
 		"$role_text{$role_key}</label></td>".
@@ -337,22 +332,52 @@ sub rolesprefchanger {
         $roles_check_list .= "</table>\n";
     }
 
+    my $actionurl = '/adm/preferences';
+    if ($env{'form.returnurl'} eq '/adm/roles') {
+        $actionurl = '/adm/roles';
+    }
+    $r->print('<h3>'.&mt('Recent Roles Hotlist').'</h3>');
+    unless ($checkedon) {
+        $r->print(&mt('LON-CAPA users with several '.$lc_role.'s may wish to enable the Hotlist.').'<br />');
+    }
     $r->print('
-<p>'.&mt('Some LON-CAPA users have a long list of roles. The Recent Roles Hotlist feature keeps track of the last N roles which have been visited and places a table of these at the top of the roles page. People with very few roles should leave this feature disabled.').'
-</p>
-<form name="prefs" action="/adm/preferences" method="POST">
+<form name="prefs" action="'.$actionurl.'" method="post">
 <input type="hidden" name="action" value="verify_and_change_rolespref" />
-<br /><label>'.&mt('Enable Recent Roles Hotlist:').'
-<input type="checkbox" '.$checked.' name="recentroles" value="true" /></label>
-<br />'.&mt('Number of roles in Hotlist:').'
-<select name="recentrolesn" size="1">
-'.$options.'
-</select>
-<p>'.&mt('This list below can be used to <q>freeze</q> roles on your screen. Those marked as frozen will not be removed from the list, even if they have not been used recently.').'
+<input type="hidden" name="returnurl" value="'.$env{'form.returnurl'}.'" />
+<div class="LC_left_float"><h4>'.&mt('Hotlist options').'</h4>
+<p>'.
+&mt('When enabled, the Hotlist keeps track of the last N '.$lc_role.'s visited.').'<br />'.
+&mt('Those N '.$lc_role.'s are then shown in a table at the top of the '.$lc_role.'s page.').'</p>'.
+&Apache::lonhtmlcommon::start_pick_box().
+&Apache::lonhtmlcommon::row_title(&mt('Use Recent '.$role.'s Hotlist')).
+'<span class="LC_nobreak">
+<label><input id="Hotliston" type="radio" '.$checkedon.' name="recentroles" value="1" />'.&mt('Yes').'</label>'.
+('&nbsp;'x2).
+'<label><input id="Hotlistoff" type="radio" '.$checkedoff.' name="recentroles" value="0" />'.&mt('No').'</label>
+</span>'.
+&Apache::lonhtmlcommon::row_closure().
+&Apache::lonhtmlcommon::row_title('<label for="NumberOfRoles">'.&mt('Number of '.$role.'s in Hotlist').'</label>').
+'<select name="recentrolesn" size="1" id ="NumberOfRoles">'.
+$options.'
+</select>'.
+&Apache::lonhtmlcommon::row_closure(1).
+&Apache::lonhtmlcommon::end_pick_box().'
+</div>');
+    if ($roles_check_list) {
+        $r->print('<div class="LC_left_float">
+<h4>'.&mt('Freeze Roles').'</h4>
+<p>'.&mt('The table below can be used to [_1]freeze[_2] '.$lc_role.'s in the Hotlist.','<q>','</q>').'<br />'.
+&mt('Those '.$lc_role.'s marked frozen will not be removed from the list, even if not recently used.').'
 </p>
 '.$roles_check_list.'
-<br />
-<input type="submit" value="'.&mt('Change').'" />
+</div>');
+     } else {
+         $r->print('<br clear="all" />'.
+                   &mt('Once the Hotlist contains recently visited '.$lc_role.'s you can return to this page to also set frozen roles.'));
+     }
+     $r->print('
+<br clear="all" />
+<input type="submit" value="'.&mt('Save').'" />
 </form>');
 }
 
@@ -388,6 +413,7 @@ sub rolespref_get_role_text {
 
 sub verify_and_change_rolespref {
     my $r = shift;
+    my $role = ($env{'user.adv'} ? 'Role' : 'Course');
     my $user       = $env{'user.name'};
     my $domain     = $env{'user.domain'};
 # Recent Roles Hotlist Flag
@@ -396,20 +422,16 @@ sub verify_and_change_rolespref {
     my $message='<hr />';
     if ($hotlist_flag) {
         &Apache::lonnet::put('environment',{'recentroles' => $hotlist_flag});
-        &Apache::lonnet::appenv('environment.recentroles' => $hotlist_flag);
-        $message=&mt('Recent Roles Hotlist is Enabled');
+        &Apache::lonnet::appenv({'environment.recentroles' => $hotlist_flag});
+        $message=&Apache::lonhtmlcommon::confirm_success(&mt('Recent '.$role.'s Hotlist is Enabled.')." ".&mt('Display [_1] Most Recent '.$role.'s.',$hotlist_n));
     } else {
         &Apache::lonnet::del('environment',['recentroles']);
-        &Apache::lonnet::delenv('environment\.recentroles');
-        $message=&mt('Recent Roles Hotlist is Disabled');
+        &Apache::lonnet::delenv('environment.recentroles');
+        $message=&Apache::lonhtmlcommon::confirm_success(&mt('Recent '.$role.'s Hotlist is Disabled'));
     }
     if ($hotlist_n) {
         &Apache::lonnet::put('environment',{'recentrolesn' => $hotlist_n});
-        &Apache::lonnet::appenv('environment.recentrolesn' => $hotlist_n);
-        if ($hotlist_flag) {
-            $message.="<br />".
-		&mt('Display [_1] Most Recent Roles',$hotlist_n)."\n";
-        }
+        &Apache::lonnet::appenv({'environment.recentrolesn' => $hotlist_n});
     }
 
 # Get list of froze roles and list of recent roles
@@ -430,7 +452,7 @@ sub verify_and_change_rolespref {
 # Unset any roles that were previously frozen but aren't in list
     foreach my $role_key (sort(keys(%recent_roles))) {
         if (($frozen_roles{$role_key}) && (!exists($freeze{$role_key}))) {
-	    $message .= "<br />".&mt('Unfreezing Role: [_1]',$role_text{$role_key})."\n";
+	    $message .= "<br />".&Apache::lonhtmlcommon::confirm_success(&mt('Unfreezing '.$role.': [_1]','<i>'.$role_text{$role_key}.'</i>'));
 	    &Apache::lonhtmlcommon::store_recent('roles',$role_key,' ',0);
         }
     }
@@ -438,20 +460,21 @@ sub verify_and_change_rolespref {
 # Freeze selected roles
     foreach my $role_key (@freeze_list) {
         if (!$frozen_roles{$role_key}) {
-             $message .= "<br />".&mt('Freezing Role: [_1]',$role_text{$role_key})."\n";
+             $message .= "<br />".
+             &Apache::lonhtmlcommon::confirm_success(&mt('Freezing '.$role.': [_1]','<i>'.$role_text{$role_key}.'</i>'));
              &Apache::lonhtmlcommon::store_recent('roles',
                                           $role_key,' ',1);
         }
     }
-    $message .= "<hr /><br />\n";
-
-    $r->print(<<ENDRPSCREEN);
-$message
-ENDRPSCREEN
+    $message=&Apache::loncommon::confirmwrapper($message);
+    if ($env{'form.returnurl'} eq '/adm/roles') {
+        return $message;
+    } else {
+        &print_main_menu($r, $message);
+    }
 }
 
 
-
 ################################################################
 #         Anonymous Discussion Name Change Subroutines         #
 ################################################################
@@ -463,16 +486,30 @@ sub screennamechanger {
         ('environment',['screenname','nickname']);
     my $screenname=$userenv{'screenname'};
     my $nickname=$userenv{'nickname'};
-    $r->print(<<ENDSCREEN);
-<form name="prefs" action="/adm/preferences" method="post">
-<input type="hidden" name="action" value="verify_and_change_screenname" />
-<br />New screenname (shown if you post anonymously):
-<input type="text" size="20" value="$screenname" name="screenname" />
-<br />New nickname (shown if you post non-anonymously):
-<input type="text" size="20" value="$nickname" name="nickname" />
-<input type="submit" value="Change" />
-</form>
-ENDSCREEN
+    Apache::lonhtmlcommon::add_breadcrumb(
+		{ href => '/adm/preferences?action=changescreenname',
+                  text => 'Change Screen Name'});
+    $r->print(Apache::loncommon::start_page('Personal Data'));
+    $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Screen Name'));
+    $r->print('<p>'
+             .&mt('Change the name that is displayed in your posts.')
+             .'</p>'
+    );
+    $r->print('<form name="prefs" action="/adm/preferences" method="post">'
+             .'<input type="hidden" name="action" value="verify_and_change_screenname" />'
+             .&Apache::lonhtmlcommon::start_pick_box()
+             .&Apache::lonhtmlcommon::row_title(&mt('Screenname').' '.&mt('(shown if you post anonymously)'))
+             .'<input type="text" size="20" value="'.$screenname.'" name="screenname" />'
+             .&Apache::lonhtmlcommon::row_closure()
+             .&Apache::lonhtmlcommon::row_title(&mt('Nickname').' '.&mt('(shown if you post non-anonymously)'))
+             .'<input type="text" size="20" value="'.$nickname.'" name="nickname" />'
+             .&Apache::lonhtmlcommon::row_closure()
+             .&Apache::lonhtmlcommon::row_title()
+             .'<input type="submit" value="'.&mt('Save').'" />'
+             .&Apache::lonhtmlcommon::row_closure(1)
+             .&Apache::lonhtmlcommon::end_pick_box()
+             .'</form>'
+    );
 }
 
 sub verify_and_change_screenname {
@@ -485,12 +522,12 @@ sub verify_and_change_screenname {
     my $message='';
     if ($newscreen) {
         &Apache::lonnet::put('environment',{'screenname' => $newscreen});
-        &Apache::lonnet::appenv('environment.screenname' => $newscreen);
-        $message='Set new screenname to '.$newscreen;
+        &Apache::lonnet::appenv({'environment.screenname' => $newscreen});
+        $message=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('Screenname').'</i>','<tt>"'.$newscreen.'"</tt>'));
     } else {
         &Apache::lonnet::del('environment',['screenname']);
-        &Apache::lonnet::delenv('environment\.screenname');
-        $message='Reset screenname';
+        &Apache::lonnet::delenv('environment.screenname');
+        $message=&Apache::lonhtmlcommon::confirm_success(&mt('Reset [_1]','<i>'.&mt('Screenname').'</i>'));
     }
 # Nickname
     $message.='<br />';
@@ -498,51 +535,477 @@ sub verify_and_change_screenname {
     $newscreen=~s/[^ \w]//g;
     if ($newscreen) {
         &Apache::lonnet::put('environment',{'nickname' => $newscreen});
-        &Apache::lonnet::appenv('environment.nickname' => $newscreen);
-        $message.='Set new nickname to '.$newscreen;
+        &Apache::lonnet::appenv({'environment.nickname' => $newscreen});
+        $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('Nickname').'</i>','<tt>"'.$newscreen.'"</tt>'));
     } else {
         &Apache::lonnet::del('environment',['nickname']);
-        &Apache::lonnet::delenv('environment\.nickname');
-        $message.='Reset nickname';
+        &Apache::lonnet::delenv('environment.nickname');
+        $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Reset [_1]','<i>'.&mt('Nickname').'</i>'));
     }
     &Apache::lonnet::devalidate_cache_new('namescache',$user.':'.$domain);
-    $r->print(<<ENDVCSCREEN);
-$message
-ENDVCSCREEN
+    $message=&Apache::loncommon::confirmwrapper($message);
+    &print_main_menu($r, $message);
 }
 
 ################################################################
+#                     Icon Subroutines                         #
+################################################################
+sub iconchanger {
+    my $r = shift;
+    &Apache::lonhtmlcommon::add_breadcrumb(
+            {   href => '/adm/preferences?action=changeicons',
+                text => 'Change Menu Display'});
+    $r->print(Apache::loncommon::start_page('Page Display Settings'));
+    $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Menu Display'));
+
+    my $user       = $env{'user.name'};
+    my $domain     = $env{'user.domain'};
+    my %userenv = &Apache::lonnet::get('environment',['icons']);
+    my $iconic='checked="checked"';
+    my ($classic,$onlyicon,$iconic_preview,$iconsonly_preview);
+    if ($userenv{'icons'} eq 'classic') {
+        $iconic='';
+        $classic='<div class="LC_info">'.
+                 &mt('Your current selection: "Use buttons and text" is deprecated - it is recommended that you change this to "Use icons and text".').'</div>';
+    }
+    if ($userenv{'icons'} eq 'iconsonly') {
+       $onlyicon='checked="checked"';
+       $iconic='';
+    }
+    my $change=&mt('Save');
+    my %lt = &icon_options();
+    my ($inlinetools,$toolsorder) = &icon_previews();
+    if ((ref($inlinetools) eq 'HASH') && (ref($toolsorder) eq 'ARRAY')) {
+        foreach my $tool (@{$toolsorder}) {
+            my ($command,$row,$col,$img,$top,$bot,$act,$desc) = 
+                split(/\&/,$inlinetools->{$tool});
+            $iconic_preview .= '<li><a title="'.$desc.'" class="LC_menubuttons_link" href=""><img alt="'.$desc.'" src="/res/adm/pages/'.$img.'"  class="LC_icon" /><span class="LC_menubuttons_inline_text">'.$top.('&nbsp;' x 2).'</span></a></li>';
+            $iconsonly_preview .= '<li><a title="'.$desc.'" class="LC_menubuttons_link" href=""><img alt="'.$desc.'" src="/res/adm/pages/'.$img.'"  class="LC_icon" />&nbsp;</a></li>';
+        }
+    }
+    $iconsonly_preview = '<ul class="LC_breadcrumb_tools_outerlist"><li>'.
+                         '<ul>'.
+                         $iconsonly_preview.
+                         '</ul></li></ul>';
+    $iconic_preview = '<ul class="LC_breadcrumb_tools_outerlist"><li>'.
+                      '<ul>'.
+                      $iconic_preview.
+                      '</ul></li></ul>'; 
+    $r->print(<<ENDSCREEN);
+$classic
+<form name="prefs" action="/adm/preferences" method="post">
+<input type="hidden" name="action" value="verify_and_change_icons" />
+<label><input type="radio" name="menumode" value="iconic" $iconic /> $lt{'iconic'}</label>$iconic_preview<br />
+<label><input type="radio" name="menumode" value="iconsonly" $onlyicon /> $lt{'iconsonly'}</label>$iconsonly_preview<br />
+<input type="submit" value="$change" />
+</form>
+ENDSCREEN
+}
+
+sub verify_and_change_icons {
+    my $r = shift;
+    my $user       = $env{'user.name'};
+    my $domain     = $env{'user.domain'};
+    my $newicons   = $env{'form.menumode'};
+    my %lt = &icon_options();
+    my $newchoice = $newicons;
+    if ($lt{$newicons}) {
+        $newchoice = $lt{$newicons};
+    }
+    &Apache::lonnet::put('environment',{'icons' => $newicons});
+    &Apache::lonnet::appenv({'environment.icons' => $newicons});
+    my $message=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('Menu Display').'</i>','<tt>'.$newchoice.'</tt>'));
+    $message=&Apache::loncommon::confirmwrapper($message);
+    &print_main_menu($r, $message);
+}
+
+sub icon_options {
+    return &Apache::lonlocal::texthash(
+                                        iconic    => 'Use icons and text',
+                                        iconsonly => 'Use icons only',
+                                      );
+}
+
+sub icon_previews {
+     my %icon_text = &Apache::lonlocal::texthash (
+                      annotate => 'Notes',
+                      wishlist => 'Stored Links',
+                      catalog  => 'Info',
+                      evaluate => 'Evaluate',
+                      feedback => 'Communicate',
+                      printout => 'Print',
+                     );
+    my %inlinetools = (
+        printout => "s&8&3&prt.png&$icon_text{'printout'}&printout[_1]&gopost('/adm/printout',currentURL)&".&mt('Prepare a printable document'),
+        wishlist => "s&9&1&wishlist-link.png&$icon_text{'wishlist'}&wishlistlink[_2]&set_wishlistlink()&".&mt('Save a link for this resource in your personal Stored Links repository'),
+        evaluate => "s&8&1&eval.png&$icon_text{'evaluate'}&this[_1]&gopost('/adm/evaluate',currentURL,1)&".&mt('Provide my evaluation of this resource'),
+        feedback => "s&8&2&fdbk.png&$icon_text{'feedback'}&discuss[_1]&gopost('/adm/feedback',currentURL,1)&".&mt('Provide feedback messages or contribute to the course discussion about this resource'),
+        annotate => "s&9&3&anot.png&$icon_text{'annotate'}&tations[_1]&annotate()&".&mt('Make notes and annotations about this resource'),
+        catalog  => "s&6&3&catalog.png&$icon_text{'catalog'}&info[_1]&catalog_info()&".&mt('Show Metadata'),
+    );
+    my @toolsorder = qw(annotate wishlist evaluate feedback printout catalog);
+    return (\%inlinetools,\@toolsorder);
+}
+
+################################################################
+#                     Clicker Subroutines                      #
+################################################################
+
+sub clickerchanger {
+    my $r = shift;
+    &Apache::lonhtmlcommon::add_breadcrumb(
+	    {	href => '/adm/preferences?action=changeclicker',
+                text => 'Register Clicker'});
+    $r->print(Apache::loncommon::start_page('Other'));
+    $r->print(Apache::lonhtmlcommon::breadcrumbs('Register Clicker'));
+    my $user       = $env{'user.name'};
+    my $domain     = $env{'user.domain'};
+    my %userenv = &Apache::lonnet::get
+        ('environment',['clickers']);
+    my $clickers=$userenv{'clickers'};
+    $clickers=~s/\,/\n/gs;
+    my $text=&mt('Enter response device ("clicker") numbers');
+    my $change=&mt('Save');
+    my $helplink=&Apache::loncommon::help_open_topic('Clicker_Registration',&mt('Locating your clicker ID'));
+    $r->print(<<ENDSCREEN);
+<form name="prefs" action="/adm/preferences" method="post">
+<input type="hidden" name="action" value="verify_and_change_clicker" />
+<label>$helplink<br /><br />$text<br />
+<textarea name="clickers" rows="5" cols="20">$clickers</textarea>
+</label>
+<br />
+<input type="submit" value="$change" />
+</form>
+ENDSCREEN
+}
+
+sub verify_and_change_clicker {
+    my $r = shift;
+    my $user       = $env{'user.name'};
+    my $domain     = $env{'user.domain'};
+    my $newclickers  = $env{'form.clickers'};
+    $newclickers=~s/[^\w\:\-]+/\,/gs;
+    $newclickers=~tr/a-z/A-Z/;
+    $newclickers=~s/[\:\-]+/\-/g;
+    $newclickers=~s/\,+/\,/g;
+    $newclickers=~s/^\,//;
+    $newclickers=~s/\,$//;
+    &Apache::lonnet::put('environment',{'clickers' => $newclickers});
+    &Apache::lonnet::appenv({'environment.clickers' => $newclickers});
+    my $message=&Apache::lonhtmlcommon::confirm_success(&mt('Registering clickers: [_1]',$newclickers));
+    $message=&Apache::loncommon::confirmwrapper($message);
+    &print_main_menu($r, $message);
+}
+
+################################################################
+#               Domcoord Access Subroutines                    #
+################################################################
+
+sub domcoordchanger {
+    my $r = shift;
+    &Apache::lonhtmlcommon::add_breadcrumb(
+	    {	href => '/adm/preferences?action=changedomcoord',
+                text => 'Restrict Domain Coordinator Access'});
+    $r->print(Apache::loncommon::start_page('Restrict Domain Coordinator Access'));
+    $r->print(Apache::lonhtmlcommon::breadcrumbs('Restrict Domain Coordinator Access'));
+    my $user       = $env{'user.name'};
+    my $domain     = $env{'user.domain'};
+    my %userenv = &Apache::lonnet::get
+        ('environment',['domcoord.author']);
+    my $constchecked='';
+    if ($userenv{'domcoord.author'} eq 'blocked') {
+       $constchecked=' checked="checked"';
+    }
+    my $text=&mt('By default, the Domain Coordinator can enter your Authoring Space.');
+    my $construction=&mt('Block access to Authoring Space');
+    my $change=&mt('Save');
+    my $returnurl = &HTML::Entities::encode($env{'form.returnurl'},'"<>&\'');
+    $r->print(<<ENDSCREEN);
+<form name="prefs" action="/adm/preferences" method="post">
+<input type="hidden" name="returnurl" value="$returnurl" />
+<input type="hidden" name="action" value="verify_and_change_domcoord" />
+$text<br />
+<label><input type="checkbox" name="construction"$constchecked />$construction</label><br />
+<input type="submit" value="$change" />
+</form>
+ENDSCREEN
+}
+
+sub verify_and_change_domcoord {
+    my $r = shift;
+    my $user       = $env{'user.name'};
+    my $domain     = $env{'user.domain'};
+    my %domcoord=('domcoord.author' => '');
+    if ($env{'form.construction'}) { $domcoord{'domcoord.author'}='blocked'; }
+    &Apache::lonnet::put('environment',\%domcoord);
+    &Apache::lonnet::appenv({'environment.domcoord.author' => $domcoord{'domcoord.author'}});
+    my $status='';
+    if ($domcoord{'domcoord.author'} eq 'blocked') {
+        $status=&mt('on');
+    } else {
+        $status=&mt('off');
+    }
+    my $message=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('Block access to Authoring Space').'</i>','<tt>'.$status.'</tt>'));
+    $message=&Apache::loncommon::confirmwrapper($message);
+    if ($env{'form.returnurl'}) {
+        &do_redirect($r,$env{'form.returnurl'},$message);
+    } else {
+        &print_main_menu($r,$message);
+    }
+}
+
+#################################################################
+##                      Lock Subroutines                        #
+#################################################################
+
+sub lockwarning {
+    my $r = shift;
+    my $title=&mt('Action locked');
+    my $texttop=&mt('LON-CAPA is currently performing the following actions:');
+    my $textbottom=&mt('Changing roles or logging out may result in data corruption.');
+    my ($num,%which)=&Apache::lonnet::get_locks();
+    my $which='';
+    foreach my $id (keys(%which)) {
+       $which.='<li>'.$which{$id}.'</li>';
+    }
+    my $change=&mt('Override');
+    $r->print(<<ENDSCREEN);
+<form name="prefs" action="/adm/preferences" method="post">
+<input type="hidden" name="action" value="verify_and_change_locks" />
+<h1>$title</h1>
+$texttop
+<ul>
+$which
+</ul>
+$textbottom
+<input type="submit" value="$change" />
+</form>
+ENDSCREEN
+}
+
+sub verify_and_change_lockwarning {
+    my $r = shift;
+    &Apache::lonnet::remove_all_locks();
+    $r->print(&mt('Cleared locks.'));
+}
+
+
+################################################################
 #         Message Forward                                      #
 ################################################################
 
 sub msgforwardchanger {
-    my $r = shift;
+    my ($r,$message) = @_;
     my $user       = $env{'user.name'};
     my $domain     = $env{'user.domain'};
-    my %userenv = &Apache::lonnet::get('environment',['msgforward','notification','critnotification']);
+    my %userenv = &Apache::lonnet::get('environment',['msgforward','notification','critnotification','notifywithhtml']);
     my $msgforward=$userenv{'msgforward'};
-    my $notification=$userenv{'notification'};
-    my $critnotification=$userenv{'critnotification'};
-    my $forwardingHelp = Apache::loncommon::help_open_topic("Prefs_Forwarding",
-							    "What are forwarding ".
-							    "and notification ".
-							    "addresses");
-    my $criticalMessageHelp = Apache::loncommon::help_open_topic("Course_Critical_Message",
-								 "What are critical messages");
+    my %lt = &Apache::lonlocal::texthash(
+                                          all   => 'All',
+                                          crit  => 'Critical only',
+                                          reg   => 'Non-critical only',
+                                          foad  => 'Forward to account(s)',
+                                          fwdm  => 'Forward messages to other account(s) in LON-CAPA',
+                                          noti  => 'E-mail notification of LON-CAPA messages',
+                                          mnot  => 'E-mail address(es) which should be notified about new LON-CAPA messages',
+                                          chg   => 'Save',
+                                          email => 'The e-mail address entered in row ',
+                                          notv => 'is not a valid e-mail address',
+                                          toen => "To enter multiple addresses, enter one address at a time, click 'Change' and then add the next one", 
+                                          prme => 'Back',
+                                        );
+    $lt{'foad_exmpl'} = &mt('e.g. [_1]userA:domain1,userB:domain2,...[_2]','<tt>','</tt>');
+    $lt{'mnot_exmpl'} = &mt('e.g. [_1]joe@doe.com[_2]','<tt>','</tt>');
+    Apache::lonhtmlcommon::add_breadcrumb(
+	    {	href => '/adm/preferences?action=changemsgforward',
+		text => 'Messages & Notifications'});
+    $r->print(Apache::loncommon::start_page('Messages &amp; Notifications'));
+    $r->print(Apache::lonhtmlcommon::breadcrumbs('Messages &amp; Notifications'));
+    my $forwardingHelp = &Apache::loncommon::help_open_topic("Prefs_Forwarding");
+    my $notificationHelp = &Apache::loncommon::help_open_topic("Prefs_Notification");
+    my $criticalMessageHelp = &Apache::loncommon::help_open_topic("Course_Critical_Message");
+    my @allow_html = split(/,/,$userenv{'notifywithhtml'});
+    my %allnot = &get_notifications(\%userenv);
+    my $validatescript = &Apache::lonhtmlcommon::javascript_valid_email();
+    my $jscript = qq|
+<script type="text/javascript" language="JavaScript">
+function validate() {
+    for (var i=0; i<document.prefs.numnotify.value; i++) {
+        var checkaddress = 0;
+        var addr = document.prefs.elements['address_'+i].value;
+        var rownum = i+1;
+        if (i < document.prefs.numnotify.value-1) {
+            if (document.prefs.elements['modify_notify_'+i].checked) {
+                checkaddress = 1;
+            }
+        } else {
+            if (document.prefs.elements['add_notify_'+i].checked == true) { 
+                checkaddress = 1;
+            }
+        }
+        if (checkaddress == 1)  {
+            var addr = document.prefs.elements['address_'+i].value;
+            if (validmail(document.prefs.elements['address_'+i]) == false) {
+                var multimsg = '';
+                if (addr.indexOf(",") >= 0) {
+                    multimsg = "\\n($lt{'toen'}).";
+                }
+                alert("$lt{'email'} "+rownum+" ('"+addr+"') $lt{'notv'}."+multimsg);
+                return;
+            }
+        }
+    }
+    document.prefs.submit();
+}
+
+function address_changes (adnum) {
+     if (!document.prefs.elements['del_notify_'+adnum].checked) { 
+         document.prefs.elements['modify_notify_'+adnum].checked = true;
+     }   
+}
+
+function new_address(adnum) {
+     document.prefs.elements['add_notify_'+adnum].checked = true;
+}
+
+function delete_address(adnum) {
+     if (document.prefs.elements['del_notify_'+adnum].checked) {
+          document.prefs.elements['modify_notify_'+adnum].checked = false;
+     }
+}
+
+function modify_address(adnum) {
+    if (document.prefs.elements['modify_notify_'+adnum].checked) {
+        document.prefs.elements['del_notify_'+adnum].checked = false;
+    }
+} 
 
+$validatescript
+</script>
+|;
     $r->print(<<ENDMSG);
-$forwardingHelp <br />
+$jscript
+$message
+<h3>$lt{'fwdm'} $forwardingHelp</h3>
 <form name="prefs" action="/adm/preferences" method="post">
 <input type="hidden" name="action" value="verify_and_change_msgforward" />
-New Forwarding Address(es) (<tt>user:domain,user:domain,...</tt>):
-<input type="text" size="40" value="$msgforward" name="msgforward" /><hr />
-New Message Notification Email Address(es) (<tt>joe\@doe.com,jane\@doe.edu,...</tt>):
-<input type="text" size="40" value="$notification" name="notification" /><hr />
-New Critical Message Notification Email Address(es) (<tt>joe\@doe.com,jane\@doe.edu,...</tt>):
-<input type="text" size="40" value="$critnotification" name="critnotification" />$criticalMessageHelp<hr />
-<input type="submit" value="Change" />
-</form>
+$lt{'foad'} ($lt{'foad_exmpl'}):
+<input type="text" size="40" value="$msgforward" name="msgforward" />
+<br /><br />
+<h3>$lt{'noti'} $notificationHelp</h3>
+$lt{'mnot'} ($lt{'mnot_exmpl'}):<br />
 ENDMSG
+    my @sortforwards = sort (keys(%allnot));
+    my $output = &Apache::loncommon::start_data_table().
+                 &Apache::loncommon::start_data_table_header_row().
+                 '<th>&nbsp;</th>'.
+                 '<th>'.&mt('Action').'</th>'.
+                 '<th>'.&mt('Notification address').'</th><th>'.
+                 &mt('Types of message for which notification is sent').
+                 $criticalMessageHelp.'</th><th>'.
+                 &mt('Excerpt retains HTML tags in message').'</th>'.
+                 &Apache::loncommon::end_data_table_header_row();
+    my $num = 0;
+    my $counter = 1;
+    foreach my $item (@sortforwards) {
+        $output .= &Apache::loncommon::start_data_table_row().
+                   '<td><b>'.$counter.'</b></td>'.
+                   '<td><span class="LC_nobreak"><label>'.
+                   '<input type="checkbox" name="modify_notify_'.
+                   $num.'" onclick="javscript:modify_address('."'$num'".')" />'.
+                   &mt('Modify').'</label></span>&nbsp;&nbsp; '.
+                   '<span class="LC_nobreak"><label>'.
+                   '<input type="checkbox" name="del_notify_'.$num.
+                   '" onclick="javscript:delete_address('."'$num'".')" />'.
+                   &mt('Delete').'</label></span></td>'.
+                   '<td><input type="text" value="'.$item.'" name="address_'.
+                   $num.'" onfocus="javascript:address_changes('."'$num'".
+                   ')" /></td><td>';
+        my %chk;
+        if (defined($allnot{$item}{'crit'})) {
+            if (defined($allnot{$item}{'reg'})) {
+                $chk{'all'} = 'checked="checked" ';
+            } else {
+                $chk{'crit'} = 'checked="checked" ';
+            }
+        } else {
+            $chk{'reg'} = 'checked="checked" ';
+        }
+        foreach my $type ('all','crit','reg') {
+            $output .= '<span class="LC_nobreak"><label>'.
+                       '<input type="radio" name="notify_type_'.$num. 
+                       '" value="'.$type.'" '.$chk{$type}.
+                       ' onchange="javascript:address_changes('."'$num'".')" />'.
+                       $lt{$type}.'</label></span>'.('&nbsp;' x4);
+        }
+        my $htmlon = '';
+        my $htmloff = '';
+        if (grep/^\Q$item\E/,@allow_html) {
+            $htmlon = 'checked="checked" '; 
+        } else {
+            $htmloff = 'checked="checked" ';
+        }
+        $output .= '</td><td><label><input type="radio" name="html_'.$num.
+                   '" value="1" '.$htmlon.
+                   ' onchange="javascript:address_changes('."'$num'".')" />'.
+                   &mt('Yes').'</label>'.('&nbsp;' x3).
+                   '<label><input type="radio" name="html_'.$num.'" value="0" '.
+                   $htmloff. ' onchange="javascript:address_changes('."'$num'".
+')" />'.
+                   &mt('No').'</label></td>'.
+                   &Apache::loncommon::end_data_table_row();
+        $num ++;
+        $counter ++;
+    }
+    my %defchk = (
+                   all => 'checked="checked" ',
+                   crit => '',
+                   reg => '',
+                 );
+    $output .= &Apache::loncommon::start_data_table_row().
+               '<td><b>'.$counter.'</b></td>'.
+               '<td><span class="LC_nobreak"><label>'.
+               '<input type="checkbox" name="add_notify_'.$num.
+               '" value="1" />'.&mt('Add new address').'</label></span></td>'.
+               '<td><input type="text" value="" name="address_'.$num.
+               '" onfocus="javascript:new_address('."'$num'".')" /></td><td>';
+    foreach my $type ('all','crit','reg') {
+        $output .= '<span class="LC_nobreak"><label>'.
+                   '<input type="radio" name="notify_type_'.$num.
+                   '" value="'.$type.'" '.$defchk{$type}.'/>'.
+                   $lt{$type}.'</label></span>'.('&nbsp;' x4);
+    }
+    $output .= '</td><td><label><input type="radio" name="html_'.$num.
+               '" value="1" />'.&mt('Yes').'</label>'.('&nbsp;' x3).
+               '<label><input type="radio" name="html_'.$num.'" value="0" '.
+               ' checked="checked" />'.
+               &mt('No').'</label></td>'.
+               &Apache::loncommon::end_data_table_row().
+               &Apache::loncommon::end_data_table();
+    $num ++;
+    $r->print($output);
+    $r->print(qq|
+<br /><hr />
+<input type="hidden" name="numnotify" value="$num" />
+<input type="button" value="$lt{'prme'}" onclick="location.href='/adm/preferences'" />
+<input type="button" value="$lt{'chg'}" onclick="javascript:validate()" />
+</form>
+|);
+
+}
+
+sub get_notifications {
+    my ($userenv) = @_;
+    my %allnot;
+    my @critnot = split(/,/,$userenv->{'critnotification'});
+    my @regnot = split(/,/,$userenv->{'notification'});
+    foreach my $item (@critnot) {
+        $allnot{$item}{crit} = 1;
+    }
+    foreach my $item (@regnot) {
+        $allnot{$item}{reg} = 1;
+    }
+    return %allnot;
 }
 
 sub verify_and_change_msgforward {
@@ -551,53 +1014,103 @@ sub verify_and_change_msgforward {
     my $domain     = $env{'user.domain'};
     my $newscreen  = '';
     my $message='';
-    foreach (split(/\,/,$env{'form.msgforward'})) {
-	my ($msuser,$msdomain)=split(/[\@\:]/,$_);
-        $msuser=~s/\W//g;
-        $msdomain=~s/\W//g;
+    foreach my $recip (split(/\,/,$env{'form.msgforward'})) {
+        my ($msuser,$msdomain);
+        if ($recip =~ /:/) {
+            ($msuser,$msdomain)=split(':',$recip);
+        } else {
+            ($msuser,$msdomain)=split(/\@/,$recip);
+        }
+        $msuser = &LONCAPA::clean_username($msuser);
+        $msdomain = &LONCAPA::clean_domain($msdomain);
         if (($msuser) && ($msdomain)) {
 	    if (&Apache::lonnet::homeserver($msuser,$msdomain) ne 'no_host') {
-               $newscreen.=$msuser.':'.$msdomain.',';
-	   } else {
-               $message.='No such user: '.$msuser.':'.$msdomain.'<br>';
-           }
+                $newscreen.=$msuser.':'.$msdomain.',';
+	    } else {
+                $message.= &mt('No such user: ').'<tt>'.$msuser.':'.$msdomain.'</tt><br />';
+            }
         }
     }
     $newscreen=~s/\,$//;
     if ($newscreen) {
         &Apache::lonnet::put('environment',{'msgforward' => $newscreen});
-        &Apache::lonnet::appenv('environment.msgforward' => $newscreen);
-        $message.='Set new message forwarding to '.$newscreen.'<br />';
+        &Apache::lonnet::appenv({'environment.msgforward' => $newscreen});
+        $message .= &Apache::lonhtmlcommon::confirm_success(&mt('Set message forwarding to ').'<tt>"'.$newscreen.'"</tt>.<br />');
     } else {
         &Apache::lonnet::del('environment',['msgforward']);
-        &Apache::lonnet::delenv('environment\.msgforward');
-        $message.='Reset message forwarding<br />';
+        &Apache::lonnet::delenv('environment.msgforward');
+        $message.= &Apache::lonhtmlcommon::confirm_success(&mt("Set message forwarding to 'off'.").'<br />');
     }
-    my $notification=$env{'form.notification'};
+    my $critnotification;
+    my $notification;
+    my $notify_with_html;
+    my $lastnotify = $env{'form.numnotify'}-1;
+    my $totaladdresses = 0;
+    for (my $i=0; $i<$env{'form.numnotify'}; $i++) {
+        if ((!defined($env{'form.del_notify_'.$i})) &&  
+           ((($i==$lastnotify) && ($env{'form.add_notify_'.$lastnotify} == 1)) ||
+            ($i<$lastnotify))) {
+            if (defined($env{'form.address_'.$i})) {
+                if ($env{'form.notify_type_'.$i} eq 'all') {
+                    $critnotification .= $env{'form.address_'.$i}.',';
+                    $notification .= $env{'form.address_'.$i}.',';
+                } elsif ($env{'form.notify_type_'.$i} eq 'crit') {
+                    $critnotification .= $env{'form.address_'.$i}.',';
+                } elsif ($env{'form.notify_type_'.$i} eq 'reg') {
+                    $notification .= $env{'form.address_'.$i}.','; 
+                }
+                if ($env{'form.html_'.$i} eq '1') {
+		    $notify_with_html .= $env{'form.address_'.$i}.',';       	
+                }
+                $totaladdresses ++;
+            }
+        }
+    }
+    $critnotification =~ s/,$//;
+    $critnotification=~s/\s//gs;
+    $notification =~ s/,$//;
     $notification=~s/\s//gs;
+    $notify_with_html =~ s/,$//;
+    $notify_with_html =~ s/\s//gs;
     if ($notification) {
         &Apache::lonnet::put('environment',{'notification' => $notification});
-        &Apache::lonnet::appenv('environment.notification' => $notification);
-        $message.='Set message notification address to '.$notification.'<br />';
+        &Apache::lonnet::appenv({'environment.notification' => $notification});
+        $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Set non-critical message notification address(es) to ').'<tt>"'.$notification.'"</tt>.<br />');
     } else {
         &Apache::lonnet::del('environment',['notification']);
-        &Apache::lonnet::delenv('environment\.notification');
-        $message.='Reset message notification<br />';
+        &Apache::lonnet::delenv('environment.notification');
+        $message.=&Apache::lonhtmlcommon::confirm_success(&mt("Set non-critical message notification to 'off'.").'<br />');
     }
-    my $critnotification=$env{'form.critnotification'};
-    $critnotification=~s/\s//gs;
     if ($critnotification) {
         &Apache::lonnet::put('environment',{'critnotification' => $critnotification});
-        &Apache::lonnet::appenv('environment.critnotification' => $critnotification);
-        $message.='Set critical message notification address to '.$critnotification;
+        &Apache::lonnet::appenv({'environment.critnotification' => $critnotification});
+        $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Set critical message notification address(es) to ').'<tt>"'.$critnotification.'"</tt>.<br />');
     } else {
         &Apache::lonnet::del('environment',['critnotification']);
-        &Apache::lonnet::delenv('environment\.critnotification');
-        $message.='Reset critical message notification<br />';
+        &Apache::lonnet::delenv('environment.critnotification');
+        $message.=&Apache::lonhtmlcommon::confirm_success(&mt("Set critical message notification to 'off'.").'<br />');
     }
-    $r->print(<<ENDVCMSG);
-$message
-ENDVCMSG
+    if ($critnotification || $notification) {
+        if ($notify_with_html) {
+            &Apache::lonnet::put('environment',{'notifywithhtml' => $notify_with_html});
+            &Apache::lonnet::appenv({'environment.notifywithhtml' => $notify_with_html});
+            $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Set address(es) to receive excerpts with html retained ').'<tt>"'.$notify_with_html.'"</tt>.');
+        } else {
+            &Apache::lonnet::del('environment',['notifywithhtml']);
+            &Apache::lonnet::delenv('environment.notifywithhtml');
+            if ($totaladdresses == 1) {
+                $message.=&Apache::lonhtmlcommon::confirm_success(&mt("Set notification address to receive excerpts with html stripped."));
+            } else {
+                $message.=&Apache::lonhtmlcommon::confirm_success(&mt("Set all notification addresses to receive excerpts with html stripped."));
+            }
+        }
+    } else {
+        &Apache::lonnet::del('environment',['notifywithhtml']);
+        &Apache::lonnet::delenv('environment.notifywithhtml');
+    }
+    &Apache::loncommon::flush_email_cache($user,$domain);
+    $message=&Apache::loncommon::confirmwrapper($message);
+    &msgforwardchanger($r,$message);
 }
 
 ################################################################
@@ -606,59 +1119,47 @@ ENDVCMSG
 
 sub colorschanger {
     my $r = shift;
+    Apache::lonhtmlcommon::add_breadcrumb(
+	    {	href => '/adm/preferences?action=changecolors',
+                text => 'Change Colors'});
+    $r->print(Apache::loncommon::start_page('Page Display Settings'));
+    $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Colors'));
 # figure out colors
     my $function=&Apache::loncommon::get_users_function();
     my $domain=&Apache::loncommon::determinedomain();
-    my %colortypes=('pgbg'  => 'Page Background',
-                    'tabbg' => 'Header Background',
-                    'sidebg'=> 'Header Border',
-                    'font'  => 'Font',
-                    'link'  => 'Un-Visited Link',
-                    'vlink' => 'Visited Link',
-                    'alink' => 'Active Link');
+    my %colortypes=&Apache::lonlocal::texthash(
+        'pgbg'     => 'Page Background Color',
+        'tabbg'    => 'Header Background Color',
+        'sidebg'   => 'Header Border Color',
+        'font'     => 'Font Color',
+        'fontmenu' => 'Font Menu Color',
+        'link'     => 'Un-Visited Link Color',
+        'vlink'    => 'Visited Link Color',
+        'alink'    => 'Active Link Color',
+    );
     my $start_data_table = &Apache::loncommon::start_data_table();
     my $chtable='';
     foreach my $item (sort(keys(%colortypes))) {
        my $curcol=&Apache::loncommon::designparm($function.'.'.$item,$domain);
        $chtable.=&Apache::loncommon::start_data_table_row().
-	   '<td>'.$colortypes{$item}.'</td><td style="background: '.$curcol.
-        '">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</td><td><input name="'.$item.
-        '" size="10" value="'.$curcol.
-'" /></td><td><a href="javascript:pjump('."'color_custom','".$colortypes{$item}.
-"','".$curcol."','"
-	    .$item."','parmform.pres','psub'".');">Select</a></td>'.
-	    &Apache::loncommon::end_data_table_row()."\n";
+                 '<td>'.$colortypes{$item}.'<td><input name="'.$item.
+                 '" class="colorchooser"  size="10" value="'.$curcol.
+                 '" /></td>'.
+	         &Apache::loncommon::end_data_table_row()."\n";
     }
     my $end_data_table = &Apache::loncommon::end_data_table();
     my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
+    my $savebutton = &mt('Save');
+    my $resetbutton = &mt('Reset All');
+    my $resetbuttondesc = &mt('Reset All Colors to Default');
+    my $colorchooser=&Apache::lonhtmlcommon::color_picker();
+    $r->print('<script type="text/javascript" language="JavaScript">
+' . $colorchooser . '
+</script>
+');
     $r->print(<<ENDCOL);
-<script type="text/javascript">
 
-    function pclose() {
-        parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
-                 "height=350,width=350,scrollbars=no,menubar=no");
-        parmwin.close();
-    }
-
-    $pjump_def
-
-    function psub() {
-        pclose();
-        if (document.parmform.pres_marker.value!='') {
-            if (document.parmform.pres_type.value!='') {
-                eval('document.prefs.'+
-                     document.parmform.pres_marker.value+
-		     '.value=document.parmform.pres_value.value;');
-	    }
-        } else {
-            document.parmform.pres_value.value='';
-            document.parmform.pres_marker.value='';
-        }
-    }
-
-
-</script>
-<form name="parmform">
+<form name="parmform" action="">
 <input type="hidden" name="pres_marker" />
 <input type="hidden" name="pres_type" />
 <input type="hidden" name="pres_value" />
@@ -669,8 +1170,10 @@ $start_data_table
 $chtable
 $end_data_table
 </table>
-<input type="submit" value="Change Custom Colors" />
-<input type="submit" name="resetall" value="Reset All Colors to Default" />
+<p>
+<input type="submit" value="$savebutton" />
+<input type="submit" name="resetall" value="$resetbutton" title="$resetbuttondesc" />
+</p>
 </form>
 ENDCOL
 }
@@ -680,77 +1183,123 @@ sub verify_and_change_colors {
 # figure out colors
     my $function=&Apache::loncommon::get_users_function();
     my $domain=&Apache::loncommon::determinedomain();
-    my %colortypes=('pgbg'  => 'Page Background',
-                    'tabbg' => 'Header Background',
-                    'sidebg'=> 'Header Border',
-                    'font'  => 'Font',
-                    'link'  => 'Un-Visited Link',
-                    'vlink' => 'Visited Link',
-                    'alink' => 'Active Link');
+    my %colortypes=&Apache::lonlocal::texthash(
+        'pgbg'     => 'Page Background Color',
+        'tabbg'    => 'Header Background Color',
+        'sidebg'   => 'Header Border Color',
+        'font'     => 'Font Color',
+	'fontmenu' => 'Font Menu Color',
+        'link'     => 'Un-Visited Link Color',
+        'vlink'    => 'Visited Link Color',
+        'alink'    => 'Active Link Color',
+    );
 
     my $message='';
-    foreach my $item (keys %colortypes) {
+    foreach my $item (keys(%colortypes)) {
         my $color=$env{'form.'.$item};
+        if (!($color =~ /^#/)) {
+            $color = '#' . $color;
+        }
         my $entry='color.'.$function.'.'.$item;
 	if (($color=~/^\#[0-9A-Fa-f]{6}$/) && (!$env{'form.resetall'})) {
 	    &Apache::lonnet::put('environment',{$entry => $color});
-	    &Apache::lonnet::appenv('environment.'.$entry => $color);
-	    $message.='Set '.$colortypes{$item}.' to '.$color.'<br />';
+	    &Apache::lonnet::appenv({'environment.'.$entry => $color});
+            $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.$colortypes{$item}.'</i>','<tt>"'.$color.'"</tt>'))
+                    .'<br />';
 	} else {
 	    &Apache::lonnet::del('environment',[$entry]);
-	    &Apache::lonnet::delenv('environment\.'.$entry);
-	    $message.='Reset '.$colortypes{$item}.'<br />';
+	    &Apache::lonnet::delenv('environment.'.$entry);
+            $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Reset [_1]','<i>'.$colortypes{$item}.'</i>'))
+                     .'<br />';
 	}
     }
+    $message=&Apache::loncommon::confirmwrapper($message);
+
     my $now = time;
     &Apache::lonnet::put('environment',{'color.timestamp' => $now});
-    &Apache::lonnet::appenv('environment.color.timestamp' => $now);
+    &Apache::lonnet::appenv({'environment.color.timestamp' => $now});
 
-    $r->print(<<ENDVCCOL);
-$message
-<form name="client" action="/adm/preferences" method="post">
-<input type="hidden" name="action" value="changecolors" />
-</form>
-ENDVCCOL
+    &print_main_menu($r, $message);
 }
 
 ######################################################
 #            password handler subroutines            #
 ######################################################
 sub passwordchanger {
-    my ($r,$errormessage,$caller,$mailtoken) = @_;
+    my ($r,$errormessage,$caller,$mailtoken,$timelimit,$extrafields) = @_;
     # This function is a bit of a mess....
     # Passwords are encrypted using londes.js (DES encryption)
     $errormessage = ($errormessage || '');
-    my ($user,$domain,$currentpass,$defdom);
+    my ($user,$domain,$currentpass,$clientip);
+    $clientip = &Apache::lonnet::get_requestor_ip($r);
+    &Apache::lonhtmlcommon::add_breadcrumb(
+		{ href => '/adm/preferences?action=changepass',
+                  text => 'Change Password'});
+    unless ($caller eq 'reset_by_email') {
+        $r->print(Apache::loncommon::start_page('Personal Data'));
+        $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Password'));
+    }
     if ((!defined($caller)) || ($caller eq 'preferences')) {
         $user = $env{'user.name'};
         $domain = $env{'user.domain'};
         if (!defined($caller)) {
             $caller = 'preferences';
         }
+        my ($blocked,$blocktext) =
+            &Apache::loncommon::blocking_status('passwd',$clientip);
+        if ($blocked) {
+            $r->print('<p class="LC_warning">'.$blocktext.'</p>');
+            return;
+        }
     } elsif ($caller eq 'reset_by_email') {
-            $defdom = $r->dir_config('lonDefDomain');
-            my %data = &Apache::lonnet::tmpget($mailtoken);
-            if (keys(%data) == 0) {
-                $r->print(&mt('Sorry, the URL you provided to complete the reset of your password was invalid.  Either the token included in the URL has been deleted or the URL you provided was invalid. Please submit a <a href="/adm/resetpw">new request</a> for a password reset, and follow the link to the new URL included in the e-mail that will be sent to you, to allow you to enter a new password.'));
-                return;
-            }
-            if (defined($data{time})) {
-                if (time - $data{'time'} < 7200) {
-                    $user = $data{'username'};
-                    $domain = $data{'domain'};
-                    $currentpass = $data{'temppasswd'};
-                } else {
-                    $r->print(&mt('Sorry, the token generated when you requested a password reset has expired.').'<br />');
+        my %data = &Apache::lonnet::tmpget($mailtoken);
+        if (keys(%data) == 0) {
+            $r->print(
+                '<p class="LC_warning">'
+               .&mt('Sorry, the URL you provided to complete the reset of your password was invalid. Either the token included in the URL has been deleted or the URL you provided was invalid. Please submit a [_1]new request[_2] for a password reset, and follow the link to the new URL included in the e-mail that will be sent to you, to allow you to enter a new password.'
+                   ,'<a href="/adm/resetpw">','</a>')
+               .'</p>'
+            );
+            return;
+        }
+        if (defined($data{time})) {
+            if (time - $data{'time'} < $timelimit) {
+                $user = $data{'username'};
+                $domain = $data{'domain'};
+                $currentpass = $data{'temppasswd'};
+                my ($blocked,$blocktext) =
+                    &Apache::loncommon::blocking_status('passwd',$clientip,$user,$domain);
+                if ($blocked) {
+                    $r->print('<p class="LC_warning">'.$blocktext.'</p>');
                     return;
                 }
             } else {
-                $r->print(&mt('Sorry, the URL generated when you requested reset of your password contained incomplete information.').'<br />');
+                $r->print(
+                    '<p class="LC_warning">'
+                   .&mt('Sorry, the token generated when you requested'
+                       .' a password reset has expired.')
+                   .'</p>'
+                );
                 return;
             }
-   } else {
-        $r->print(&mt('Page requested in unexpected context').'<br />');
+        } else {
+            $r->print(
+                '<p class="LC_warning">'
+                .&mt('Sorry, the URL generated when you requested reset of'
+                    .' your password contained incomplete information.')
+                .'</p>'
+            );
+            return;
+        }
+        if (&Apache::lonnet::domain($domain) eq '') {
+            $domain = $r->dir_config('lonDefDomain');
+        }
+    } else {
+        $r->print(
+            '<p class="LC_error">'
+           .&mt('Page requested in unexpected context')
+           .'</p>'
+        );
         return;
     }
     my $currentauth=&Apache::lonnet::queryauthenticate($user,$domain);
@@ -758,9 +1307,9 @@ sub passwordchanger {
     return if ($currentauth !~ /^(unix|internal):/);
     #
     # Generate keys
-    my ($lkey_cpass ,$ukey_cpass ) = &des_keys();
-    my ($lkey_npass1,$ukey_npass1) = &des_keys();
-    my ($lkey_npass2,$ukey_npass2) = &des_keys();
+    my ($lkey_cpass ,$ukey_cpass ) = &Apache::loncommon::des_keys();
+    my ($lkey_npass1,$ukey_npass1) = &Apache::loncommon::des_keys();
+    my ($lkey_npass2,$ukey_npass2) = &Apache::loncommon::des_keys();
     # Store the keys in the log files
     my $lonhost = $r->dir_config('lonHostID');
     my $logtoken=Apache::lonnet::reply('tmpput:'
@@ -783,7 +1332,7 @@ sub passwordchanger {
 	my $jsh=Apache::File->new($include."/londes.js");
 	$r->print(<$jsh>);
     }
-    $r->print(&jscript_send($caller));
+    $r->print(&jscript_send($caller,$domain,$currentauth,$extrafields));
     $r->print(<<ENDFORM);
 $errormessage
 
@@ -792,89 +1341,204 @@ $errormessage
      ensure that unencrypted passwords will not be sent out by a
      crappy browser -->
 ENDFORM
-    $r->print(&server_form($logtoken,$caller,$mailtoken));
-    $r->print(&client_form($caller,\%hexkey,$currentpass,$defdom));
+    $r->print(&server_form($logtoken,$caller,$mailtoken,$extrafields));
+    $r->print(&client_form($caller,\%hexkey,$currentpass,$domain,$extrafields));
 
     #
     return;
 }
 
 sub jscript_send {
-    my ($caller) = @_;
+    my ($caller,$domain,$currentauth,$extrafields) = @_;
+    my ($min,$max,$rulestr,$numrules);
+    $min = $Apache::lonnet::passwdmin;
+    my %js_lt = &Apache::lonlocal::texthash(
+              uc => 'New password needs at least one upper case letter',
+              lc => 'New password needs at least one lower case letter',
+              num => 'New password needs at least one number',
+              spec => 'New password needs at least one non-alphanumeric',
+              blank1 => 'Empty Password field',
+              blank2 => 'Empty Confirm Password field',
+              mismatch => 'Contents of Password and Confirm Password fields must match',
+              fail => 'Please fix the following:',
+    );
+    &js_escape(\%js_lt);
+    if ($currentauth eq 'internal:') {
+        if ($domain ne '') {
+            my %passwdconf = &Apache::lonnet::get_passwdconf($domain);
+            if (keys(%passwdconf)) {
+                if ($passwdconf{min}) {
+                    $min = $passwdconf{min};
+                }
+                if ($passwdconf{max}) {
+                    $max = $passwdconf{max};
+                    $js_lt{'long'} = &js_escape(&mt('Maximum password length: [_1]',$max));
+                }
+                if (ref($passwdconf{chars}) eq 'ARRAY') {
+                    if (@{$passwdconf{chars}}) {
+                        $rulestr =  join('","',@{$passwdconf{chars}});
+                        $numrules = scalar(@{$passwdconf{chars}});
+                    }
+                }
+            }
+        }
+    }
+    $js_lt{'short'} = &js_escape(&mt('Minimum password length: [_1]',$min));
+
+    my $passwdcheck = <<"ENDJS";
+        var errors = new Array();
+        var min = parseInt("$min") || 0;
+        var currauth = "$currentauth";
+        if (this.document.client.elements.newpass_1.value == '') {
+            errors.push("$js_lt{'blank1'}");
+        }
+        if (this.document.client.elements.newpass_2.value == '') {
+            errors.push("$js_lt{'blank2'}");
+        }
+        if (errors.length == 0) {
+            if (this.document.client.elements.newpass_1.value !=  this.document.client.elements.newpass_2.value) {
+                errors.push("$js_lt{'mismatch'}");
+            }
+            var posspass = this.document.client.elements.newpass_1.value;
+            if (min > 0) {
+                if (posspass.length < min) {
+                    errors.push("$js_lt{'short'}"); 
+                }
+            }
+            if (currauth == 'internal:') {
+                var max = parseInt("$max") || 0;
+                if (max > 0) {
+                    if (posspass.length > max) {
+                        errors.push("$js_lt{'long'}");
+                    }
+                }
+                var numrules = parseInt("$numrules") || 0;
+                if (numrules > 0) {
+                    var rules = new Array("$rulestr");
+                    for (var i=0; i<rules.length; i++) {
+                        if (rules[i] == 'uc') {
+                            if (!posspass.match(/[A-Z]/)) {
+                                errors.push("$js_lt{'uc'}");
+                            }
+                        } else if (rules[i] == 'lc') {
+                            if (!posspass.match(/[a-z]/)) {
+                                errors.push("$js_lt{'lc'}");
+                            }
+                        } else if (rules[i] == 'num') {
+                            if (!posspass.match(/\\d/)) {
+                                errors.push("$js_lt{'num'}");
+                            }
+                        } else if (rules[i] == 'spec') {
+                            var pattern = /^[!@#$%^&*()_+\\-=\\[\\]{};':"\\\|,.<a>\\/?]/;
+                            if (!posspass.match(pattern)) {
+                                errors.push("$js_lt{'spec'}"); 
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        if (errors.length > 0) {
+            alert("$js_lt{'fail'}"+"\\n\\n"+errors.join("\\n"));
+            return;
+        }
+ENDJS
     my $output = qq|
-<script language="JavaScript">
+<script type="text/javascript" language="JavaScript">
 
     function send() {
+$passwdcheck
         uextkey=this.document.client.elements.ukey_cpass.value;
         lextkey=this.document.client.elements.lkey_cpass.value;
         initkeys();
-
-        this.document.pserver.elements.currentpass.value
-            =crypted(this.document.client.elements.currentpass.value);
-
+        this.document.pserver.elements.currentpass.value =
+            getCrypted(this.document.client.elements.currentpass.value);
         uextkey=this.document.client.elements.ukey_npass1.value;
         lextkey=this.document.client.elements.lkey_npass1.value;
         initkeys();
         this.document.pserver.elements.newpass_1.value
-            =crypted(this.document.client.elements.newpass_1.value);
-
+            =getCrypted(this.document.client.elements.newpass_1.value);
         uextkey=this.document.client.elements.ukey_npass2.value;
         lextkey=this.document.client.elements.lkey_npass2.value;
         initkeys();
         this.document.pserver.elements.newpass_2.value
-            =crypted(this.document.client.elements.newpass_2.value);
+            =getCrypted(this.document.client.elements.newpass_2.value);
 |;
     if ($caller eq 'reset_by_email') {
-        $output .= qq|
+        if ((ref($extrafields) eq 'HASH') && ($extrafields->{'username'})) {
+            $output .= qq|
         this.document.pserver.elements.uname.value =
                    this.document.client.elements.uname.value;
         this.document.pserver.elements.udom.value =
                    this.document.client.elements.udom.options[this.document.client.elements.udom.selectedIndex].value;
 |;
+        }
+        if ((ref($extrafields) eq 'HASH') && ($extrafields->{'email'})) {
+            $output .= qq|
+        this.document.pserver.elements.email.value =
+                   this.document.client.elements.email.value;
+|;
+        }
     }
     $ output .= qq|
         this.document.pserver.submit();
     }
+
 </script>
 |;
 }
 
 sub client_form {
-    my ($caller,$hexkey,$currentpass,$defdom) = @_;
-    my $output = qq|
-<form name="client" >
-<table>
-|;
+    my ($caller,$hexkey,$currentpass,$defdom,$extrafields) = @_;
+    my %lt=&Apache::lonlocal::texthash(
+                'email' => 'E-mail Address',
+                'username' => 'Username',
+                'domain' => 'Domain',
+                'currentpass' => 'Current Password',
+                'newpass' => 'New Password',
+                'confirmpass' => 'Confirm Password',
+                'changepass' => 'Save',
+    );
+
+    my $output = '<form name="client" action="">'
+                .&Apache::lonhtmlcommon::start_pick_box();
     if ($caller eq 'reset_by_email') {
-        $output .= qq|
-<tr><td align="right"> E-mail address:                        </td>
-    <td><input type="text" name="email" size="15" /> </td></tr>
-<tr><td align="right"> Username:                        </td>
-    <td>
-     <input type="text" name="uname" size="10" />
-     <input type="hidden" name="currentpass" value="$currentpass" />
-    </td></tr>
-<tr><td align="right"> Domain:                               </td>
-    <td>
-|;
-        $output .= &Apache::loncommon::select_dom_form($defdom,'udom').'
-   </td>
-</tr>
-';
-    } else {
-        $output .= qq|
-<tr><td align="right"> Current password:                      </td>
-    <td><input type="password" name="currentpass" size="10"/> </td></tr>
-|;
+        if ((ref($extrafields) eq 'HASH') && ($extrafields->{'email'})) {
+            $output .= &Apache::lonhtmlcommon::row_title(
+                       '<label for="email">'.$lt{'email'}.'</label>')
+                      .'<input type="text" name="email" size="30" autocapitalize="off" autocorrect="off" />'
+                      .&Apache::lonhtmlcommon::row_closure();
+        }
+        if ((ref($extrafields) eq 'HASH') && ($extrafields->{'username'})) {
+            $output .= &Apache::lonhtmlcommon::row_title(
+                       '<label for="uname">'.$lt{'username'}.'</label>')
+                      .'<input type="text" name="uname" size="20" autocapitalize="off" autocorrect="off" />'
+                      .&Apache::lonhtmlcommon::row_closure()
+                      .&Apache::lonhtmlcommon::row_title(
+                       '<label for="udom">'.$lt{'domain'}.'</label>')
+                      .&Apache::loncommon::select_dom_form($defdom,'udom')
+                      .&Apache::lonhtmlcommon::row_closure();
+        }
+    } else {
+        $output .= &Apache::lonhtmlcommon::row_title(
+                       '<label for="currentpass">'.$lt{'currentpass'}.'</label>')
+                  .'<input type="password" name="currentpass" size="20"/>'
+                  .&Apache::lonhtmlcommon::row_closure();
+    }
+    $output .= &Apache::lonhtmlcommon::row_title(
+                   '<label for="newpass_1">'.$lt{'newpass'}.'</label>')
+              .'<input type="password" name="newpass_1" size="20" />'
+              .&Apache::lonhtmlcommon::row_closure()
+              .&Apache::lonhtmlcommon::row_title(
+                   '<label for="newpass_2">'.$lt{'confirmpass'}.'</label>')
+              .'<input type="password" name="newpass_2" size="20" />'
+              .&Apache::lonhtmlcommon::row_closure(1)
+              .&Apache::lonhtmlcommon::end_pick_box();
+    if ($caller eq 'reset_by_email') {
+        $output .= '<input type="hidden" name="currentpass" value="'.$currentpass.'" />';
     }
-    $output .= <<"ENDFORM";
-<tr><td align="right"> New password:                          </td>
-    <td><input type="password" name="newpass_1" size="10"  /> </td></tr>
-<tr><td align="right"> Confirm password:                      </td>
-    <td><input type="password" name="newpass_2" size="10"  /> </td></tr>
-<tr><td colspan="2" align="center">
-    <input type="button" value="Change Password" onClick="send();">
-</table>
+    $output .= '<p><input type="button" value="'.$lt{'changepass'}.'" onclick="send();" /></p>'
+              .qq|
 <input type="hidden" name="ukey_cpass"  value="$hexkey->{'ukey_cpass'}" />
 <input type="hidden" name="lkey_cpass"  value="$hexkey->{'lkey_cpass'}" />
 <input type="hidden" name="ukey_npass1" value="$hexkey->{'ukey_npass1'}" />
@@ -883,12 +1547,12 @@ sub client_form {
 <input type="hidden" name="lkey_npass2" value="$hexkey->{'lkey_npass2'}" />
 </form>
 </p>
-ENDFORM
+|;
     return $output;
 }
 
 sub server_form {
-    my ($logtoken,$caller,$mailtoken) = @_;
+    my ($logtoken,$caller,$mailtoken,$extrafields) = @_;
     my $action = '/adm/preferences';
     if ($caller eq 'reset_by_email') {
         $action = '/adm/resetpw';
@@ -899,14 +1563,22 @@ sub server_form {
 <input type="hidden" name="currentpass" value="" />
 <input type="hidden" name="newpass_1"   value="" />
 <input type="hidden" name="newpass_2"   value="" />
-    |;
+|;
     if ($caller eq 'reset_by_email') {
         $output .=  qq|
 <input type="hidden" name="token"   value="$mailtoken" />
+|;
+       if ((ref($extrafields) eq 'HASH') && ($extrafields->{'username'})) {
+           $output .=  qq|
 <input type="hidden" name="uname"   value="" />
 <input type="hidden" name="udom"   value="" />
-
 |;
+       }
+       if ((ref($extrafields) eq 'HASH') && ($extrafields->{'email'})) {
+           $output .=  qq|
+<input type="hidden" name="email"   value="" />
+|;
+       }
     }
     $output .= qq|
 <input type="hidden" name="action" value="verify_and_change_pass" />
@@ -916,38 +1588,50 @@ sub server_form {
 }
 
 sub verify_and_change_password {
-    my ($r,$caller,$mailtoken) = @_;
-    my ($user,$domain,$homeserver);
+    my ($r,$caller,$mailtoken,$timelimit,$extrafields,$ended) = @_;
+    my ($user,$domain,$homeserver,$clientip);
     if ($caller eq 'reset_by_email') {
         $user       = $env{'form.uname'};
         $domain     = $env{'form.udom'};
         if ($user ne '' && $domain ne '') {
             $homeserver = &Apache::lonnet::homeserver($user,$domain);
             if ($homeserver eq 'no_host') {
-        &passwordchanger($r,"<p>\n<font color='#ff0000'>ERROR</font>".
-                         "Invalid username and/or domain .\n</p>",
-                         $caller,$mailtoken);
-                return 1;
+        &passwordchanger($r,"<p>\n<span class='LC_error'>".
+                         &mt("Invalid username and/or domain")."</span>\n</p>",
+                         $caller,$mailtoken,$timelimit,$extrafields);
+                return 'no_host';
             }
         } else {
-            &passwordchanger($r,"<p>\n<font color='#ff0000'>ERROR</font>".
-                             "Username and Domain were blank.\n</p>",
-                             $caller,$mailtoken);
-            return 1;
+            &passwordchanger($r,"<p>\n<span class='LC_error'>".
+                             &mt("Username and domain were blank")."</span>\n</p>",
+                             $caller,$mailtoken,$timelimit,$extrafields);
+            return 'missingdata';
         }
     } else {
         $user       = $env{'user.name'};
         $domain     = $env{'user.domain'};
         $homeserver = $env{'user.home'};
     }
+    $clientip = &Apache::lonnet::get_requestor_ip($r);
+    my ($blocked,$blocktext) =
+        &Apache::loncommon::blocking_status('passwd',$clientip,$user,$domain);
+    if ($blocked) {
+        $r->print('<p class="LC_warning">'.$blocktext.'</p>');
+        if ($caller eq 'reset_by_email') {
+            return 'blocked';
+        } else {
+            return;
+        }
+    }
     my $currentauth=&Apache::lonnet::queryauthenticate($user,$domain);
     # Check for authentication types that allow changing of the password.
     if ($currentauth !~ /^(unix|internal):/) {
         if ($caller eq 'reset_by_email') {
-            &passwordchanger($r,"<p>\n<font color='#ff0000'>ERROR</font>".
-                             "Authentication type for this user can not be changed by this mechanism..\n</p>",
-                              $caller,$mailtoken);
-            return 1;
+            &passwordchanger($r,"<p>\n<span class='LC_error'>".
+                             &mt("Authentication type for this user can not be changed by this mechanism").
+                             "</span>\n</p>",
+                              $caller,$mailtoken,$timelimit,$extrafields);
+            return 'otherauth';
         } else {
             return;
         }
@@ -961,9 +1645,14 @@ sub verify_and_change_password {
     unless (defined($currentpass) && 
 	    defined($newpass1)    && 
 	    defined($newpass2)    ){
-	&passwordchanger($r,"<p>\n<font color='#ff0000'>ERROR</font>".
-			 "One or more password fields were blank.\n</p>",$caller,$mailtoken);
-	return;
+	&passwordchanger($r,"<p>\n<span class='LC_error'>".
+			 &mt("One or more password fields were blank").
+                         "</span>\n</p>",$caller,$mailtoken,$timelimit,$extrafields);
+        if ($caller eq 'reset_by_email') {
+            return 'missingdata';
+        } else {
+            return;
+        }
     }
     # Get the keys
     my $lonhost = $r->dir_config('lonHostID');
@@ -974,44 +1663,78 @@ sub verify_and_change_password {
         if ($caller eq 'reset_by_email') {
             $tryagain_text = &mt('Please try again later.');
         }
+        my $unable=&mt("Unable to retrieve saved token for password decryption");
 	$r->print(<<ENDERROR);
 <p>
-<font color="#ff0000">ERROR:</font> Unable to retrieve stored token for
-password decryption.  $tryagain_text
+<span class="LC_error">$unable.  $tryagain_text</span>
 </p>
 ENDERROR
         # Probably should log an error here
-        return 1;
+        if ($caller eq 'reset_by_email') {
+            return 'internalerror';
+        } else {
+            return;
+        }
     }
     my ($ckey,$n1key,$n2key)=split(/&/,$tmpinfo);
-    # 
-    $currentpass = &des_decrypt($ckey ,$currentpass);
-    $newpass1    = &des_decrypt($n1key,$newpass1);
-    $newpass2    = &des_decrypt($n2key,$newpass2);
+    #
+    $currentpass = &Apache::loncommon::des_decrypt($ckey ,$currentpass);
+    $newpass1    = &Apache::loncommon::des_decrypt($n1key,$newpass1);
+    $newpass2    = &Apache::loncommon::des_decrypt($n2key,$newpass2);
     #
     if ($caller eq 'reset_by_email') {
         my %data = &Apache::lonnet::tmpget($mailtoken);
+        if (keys(%data) == 0) {
+            &passwordchanger($r,
+                         '<span class="LC_error">'.
+                         &mt('Could not verify current authentication.').'  '.
+                         &mt('Please try again.').'</span>',$caller,$mailtoken,$timelimit,$extrafields);
+            return 'emptydata';
+        }
         if ($currentpass ne $data{'temppasswd'}) {
             &passwordchanger($r,
-                         '<font color="#ff0000">ERROR:</font>'.
-                         'Could not verify current authentication.  '.
-                         'Please try again.',$caller,$mailtoken);
-            return 1;
+                         '<span class="LC_error">'.
+                         &mt('Could not verify current authentication.').'  '.
+                         &mt('Please try again.').'</span>',$caller,$mailtoken,$timelimit,$extrafields);
+            return 'missingtemp';
         }
-    } 
+    }
     if ($newpass1 ne $newpass2) {
 	&passwordchanger($r,
-			 '<font color="#ff0000">ERROR:</font>'.
-			 'The new passwords you entered do not match.  '.
-			 'Please try again.',$caller,$mailtoken);
-	return 1;
+			 '<span class="LC_warning">'.
+			 &mt('The new passwords you entered do not match.').'  '.
+			 &mt('Please try again.').'</span>',$caller,$mailtoken,$timelimit,$extrafields);
+        if ($caller eq 'reset_by_email') {
+            return 'mismatch';
+        } else {
+            return;
+        }
     }
-    if (length($newpass1) < 7) {
-	&passwordchanger($r,
-			 '<font color="#ff0000">ERROR:</font>'.
-			 'Passwords must be a minimum of 7 characters long.  '.
-			 'Please try again.',$caller,$mailtoken);
-	return 1;
+    if ($currentauth eq 'unix:') {
+        if (length($newpass1) < 7) {
+            &passwordchanger($r,
+                             '<span class="LC_warning">'.
+                             &mt('Passwords must be a minimum of 7 characters long.').'  '.
+                             &mt('Please try again.').'</span>',$caller,$mailtoken,$timelimit,$extrafields);
+            if ($caller eq 'reset_by_email') {
+                return 'length';
+            } else {
+                return;
+            }
+        }
+    } else {
+        my $warning = &Apache::loncommon::check_passwd_rules($domain,$newpass1);
+        if ($warning) {
+	    &passwordchanger($r,'<span class="LC_warning">'.
+                             $warning.
+			     &mt('Please try again.').'</span>',
+                             $caller,$mailtoken,$timelimit,$extrafields);
+            if ($caller eq 'reset_by_email') {
+                return 'rules';
+            } else {
+                return;
+            }
+        }
     }
     #
     # Check for bad characters
@@ -1021,34 +1744,62 @@ ENDERROR
     }
     if ($badpassword) {
 	# I can't figure out how to enter bad characters on my browser.
-	my $errormessage = <<"ENDERROR";
-<font color="#ff0000">ERROR:</font>
-The password you entered contained illegal characters.<br />
-Valid characters are: space and <br />
+	my $errormessage ='<span class="LC_warning">'.
+           &mt('The password you entered contained illegal characters.').'<br />'.
+           &mt('Valid characters are').(<<"ENDERROR");
+: space and <br />
 <pre>
 !&quot;\#$%&amp;\'()*+,-./0123456789:;&lt;=&gt;?\@
 ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_\`abcdefghijklmnopqrstuvwxyz{|}~
-</pre>
+</pre></span>
 ENDERROR
-        &passwordchanger($r,$errormessage,$caller,$mailtoken);
-        return 1;
+        &passwordchanger($r,$errormessage,$caller,$mailtoken,$timelimit,$extrafields);
+        if ($caller eq 'reset_by_email') {
+            return 'badchars';
+        } else {
+            return;
+        }
     }
     # 
     # Change the password (finally)
     my $result = &Apache::lonnet::changepass
 	($user,$domain,$currentpass,$newpass1,$homeserver,$caller);
     # Inform the user the password has (not?) been changed
+    my $message;
     if ($result =~ /^ok$/) {
-	$r->print(<<"ENDTEXT");
-<h3>The password for $user was successfully changed</h3>
-ENDTEXT
+        $message = &Apache::lonhtmlcommon::confirm_success(&mt('The password for user [_1] was successfully changed.','<i>'.$user.'</i>'));
+        $message = &Apache::loncommon::confirmwrapper($message);
+        if ($caller eq 'reset_by_email') {
+            $r->print($message.'<br />');
+        } else {
+            &print_main_menu($r, $message);
+            if (ref($ended)) {
+                $$ended = 1;
+            }
+        }
     } else {
 	# error error: run in circles, scream and shout
-        $r->print(<<ENDERROR);
-<h3><font color="#ff0000">The password for $user was not changed</font></h3>
-Please make sure your old password was entered correctly.
-ENDERROR
-        return 1;
+        if ($caller eq 'reset_by_email') {
+            if (!$result) {
+                return 'error';
+            } else {
+                return $result;
+            }
+        } else {
+            my $feedback;
+            if ($result eq 'prioruse') {
+                $feedback = &mt('Please enter a password that you have not used recently.');
+            } else {
+                $feedback = &mt('Please make sure your old password was entered correctly.');
+            }
+            $message = &Apache::lonhtmlcommon::confirm_success(
+                &mt("The password for user [_1] was not changed.",'<i>'.$user.'</i>').' '.$feedback,1);
+            $message=&Apache::loncommon::confirmwrapper($message);
+            &print_main_menu($r, $message);
+            if (ref($ended)) {
+                $$ended = 1;
+            }
+        }
     }
     return;
 }
@@ -1058,6 +1809,11 @@ ENDERROR
 ################################################################
 sub discussionchanger {
     my $r = shift;
+    Apache::lonhtmlcommon::add_breadcrumb(
+	    {	href => '/adm/preferences?action=changediscussions',
+                text => 'Change Discussion Preferences'});
+    $r->print(Apache::loncommon::start_page('Change Discussion Preferences'));
+    $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Discussion Preferences'));
     my $user       = $env{'user.name'};
     my $domain     = $env{'user.domain'};
     my %userenv = &Apache::lonnet::get
@@ -1071,7 +1827,7 @@ sub discussionchanger {
         }
     }
     if (defined($userenv{'discmarkread'})) {
-        unless ($userenv{'discdisplay'} eq '') { 
+        unless ($userenv{'discmarkread'} eq '') { 
             $discmark = $userenv{'discmarkread'};
         }
     }
@@ -1086,16 +1842,16 @@ sub discussionchanger {
         'pref' => 'Display Preference',
         'curr' => 'Current setting ',
         'actn' => 'Action',
-        'sdpf' => 'Set display preferences for discussion posts for both bulletin boards and individual resources in all your courses.',
+        'sdpf' => 'Set display preferences for discussion posts for both discussion boards and individual resources in all your courses.',
         'prca' => 'Preferences can be set that determine',
-        'whpo' => 'Which posts are displayed when you display a bulletin board or resource, and',
-        'unwh' => 'Under what circumstances posts are identfied as "New"',
+        'whpo' => 'Which posts are displayed when you display a discussion board or resource, and',
+        'unwh' => 'Under what circumstances posts are identified as "NEW"',
         'allposts' => 'All posts',
         'unread' => 'New posts only',
         'ondisp' => 'Once displayed',
-        'onmark' => 'Once marked as read',
+        'onmark' => 'Once marked not NEW',
         'disa' => 'Posts displayed?',
-        'npmr' => 'New posts cease to be identified as "New"?',
+        'npmr' => 'New posts cease to be identified as "NEW"?',
         'thde'  => 'The preferences you set here can be overridden within each individual discussion.',
         'chgt' => 'Change to '
     );
@@ -1115,15 +1871,16 @@ sub discussionchanger {
         $currmark = $lt{'ondisp'};
         $newmark = 'onmark';
     }
-    
+
     $r->print(<<"END");
 <form name="prefs" action="/adm/preferences" method="post">
 <input type="hidden" name="action" value="verify_and_change_discussion" />
 <br />
 $lt{'sdpf'}<br /> $lt{'prca'}  <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li></ol> 
-<br />
-<br />
 END
+
+    $r->print('<p class="LC_info">'.$lt{'thde'}.'</p>');
+
     $r->print(&Apache::loncommon::start_data_table());
     $r->print(<<"END");
        <tr>
@@ -1148,15 +1905,11 @@ END
 END
     $r->print(&Apache::loncommon::end_data_table_row().
 	      &Apache::loncommon::end_data_table());
-    $r->print(<<"END");
-<br />
-<br />
-<input type="submit" name="sub" value="Store Changes" />
-<br />
-<br />
-Note: $lt{'thde'}
-</form>
-END
+
+    $r->print('<br />'
+             .'<input type="submit" name="sub" value="'.&mt('Save').'" />'
+             .'</form>'
+    );
 }
                                                                                                                 
 sub verify_and_change_discussion {
@@ -1167,30 +1920,29 @@ sub verify_and_change_discussion {
     if (defined($env{'form.discdisp'}) ) {
         my $newdisp  = $env{'form.newdisp'};
         if ($newdisp eq 'unread') {
-            $message .='In discussions: only new posts will be displayed.<br />';
+            $message .=&Apache::lonhtmlcommon::confirm_success(&mt('In discussions: only new posts will be displayed.')).'<br />';
             &Apache::lonnet::put('environment',{'discdisplay' => $newdisp});
-            &Apache::lonnet::appenv('environment.discdisplay' => $newdisp);
+            &Apache::lonnet::appenv({'environment.discdisplay' => $newdisp});
         } else {
-            $message .= 'In discussions: all posts will be displayed.<br />';
+            $message .= &Apache::lonhtmlcommon::confirm_success(&mt('In discussions: all posts will be displayed.')).'<br />';
             &Apache::lonnet::del('environment',['discdisplay']);
-            &Apache::lonnet::delenv('environment\.discdisplay');
+            &Apache::lonnet::delenv('environment.discdisplay');
         }
     }
     if (defined($env{'form.discmark'}) ) {
         my $newmark = $env{'form.newmark'};
         if ($newmark eq 'ondisp') {
-           $message.='In discussions: new posts will be cease to be identified as "new" after display.<br />';
+            $message.=&Apache::lonhtmlcommon::confirm_success(&mt('In discussions: new posts will cease to be identified as "NEW" after display.')).'<br />';
             &Apache::lonnet::put('environment',{'discmarkread' => $newmark});
-            &Apache::lonnet::appenv('environment.discmarkread' => $newmark);
+            &Apache::lonnet::appenv({'environment.discmarkread' => $newmark});
         } else {
-            $message.='In discussions: posts will be identified as "new" until marked as read by the reader.<br />';
+            $message.=&Apache::lonhtmlcommon::confirm_success(&mt('In discussions: posts will be identified as "NEW" until marked as not "NEW".')).'<br />';
             &Apache::lonnet::del('environment',['discmarkread']);
-            &Apache::lonnet::delenv('environment\.discmarkread');
+            &Apache::lonnet::delenv('environment.discmarkread');
         }
     }
-    $r->print(<<ENDVCSCREEN);
-$message
-ENDVCSCREEN
+    $message=&Apache::loncommon::confirmwrapper($message);
+    &print_main_menu($r, $message);
 }
 
 ################################################################
@@ -1198,6 +1950,11 @@ ENDVCSCREEN
 ################################################################
 sub coursedisplaychanger {
     my $r = shift;
+    &Apache::lonhtmlcommon::add_breadcrumb(
+	    {	href => '/adm/preferences?action=changecourseinit',
+                text => 'Change Course Init. Pref.'});
+    $r->print(Apache::loncommon::start_page('Change Course Initialization Preference'));
+    $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Course Init. Pref.'));
     my $user       = $env{'user.name'};
     my $domain     = $env{'user.domain'};
     my %userenv = &Apache::lonnet::get('environment',['course_init_display']);
@@ -1211,14 +1968,21 @@ sub coursedisplaychanger {
 	    $whatsnewselect = '';
         }
     }
-    my %pagenames = (
+    my %pagenames = &Apache::lonlocal::texthash(
                        firstres => 'First resource',
-                       whatsnew => "What's new page",
+                       whatsnew => "What's New Page",
                     );
-    my $whatsnew_off=&mt('Display the [_1] in the course.','<b>first resource</b>');
-    my $whatsnew_on=&mt('Display the "[_1]" page - a summary of items in the course which require attention.',"<b>What's New</b>");
+    my $whatsnew_off=&mt('Display the [_1]first resource[_2] in the course.','<b>','</b>');
+    my $whatsnew_on=&mt("Display the [_1]What's New Page[_2] - a summary of items in the course which require attention.",'<b>','</b>');
 
-    $r->print('<br /><b>'.&mt('Set the default page to be displayed when you select a course role').'</b>&nbsp;'.&mt('(Currently: [_1])',$pagenames{$currvalue}).'<br />'.&mt('The global user preference you set for your courses can be overridden in an individual course by setting a course specific setting via the "[_1]" page in the course',"<i>What's New</i>").'<br /><br />');
+    $r->print('<br /><b>'
+             .&mt('Set the default page to be displayed when you select a course role')
+             .'</b>&nbsp;'
+             .&mt('(Currently: [_1])',$pagenames{$currvalue})
+             .'<br />'
+             .&mt("The global user preference you set for your courses can be overridden in an individual course by setting a course specific setting via the [_1]What's New Page[_2] in the course.",'<i>','</i>')
+             .'<br /><br />'
+    );
     $r->print(<<ENDLSCREEN);
 <form name="prefs" action="/adm/preferences" method="post">
 <input type="hidden" name="action" value="verify_and_change_coursepage" />
@@ -1226,7 +1990,7 @@ sub coursedisplaychanger {
 <label><input type="radio" name="newdisp" value="firstres" $firstselect /> $whatsnew_off</label><br />
 <label><input type="radio" name="newdisp" value="whatsnew" $whatsnewselect /> $whatsnew_on</label><input type="hidden" name="refpage" value="$env{'form.refpage'}" />
 ENDLSCREEN
-    $r->print('<br /><br /><input type="submit" value="'.&mt('Change').'" />
+    $r->print('<br /><br /><input type="submit" value="'.&mt('Save').'" />
 </form>');
 }
 
@@ -1239,18 +2003,18 @@ sub verify_and_change_coursepage {
         'ywbt' => 'you will be taken to the start of the course.',
         'apwb' => 'a page will be displayed that lists items in the course that may require action from you.',
         'gtts' => 'Go to the start of the course',
-        'dasp' => "Display the What's New page listing course action items", 
+        'dasp' => "Display the What's New Page", 
     );
     my $newdisp  = $env{'form.newdisp'};
     $message = '<b>'.$lt{'defs'}.'</b>: '.$lt{'when'}.', ';
     if ($newdisp eq 'firstres') {
         $message .= $lt{'ywbt'}.'<br />';
         &Apache::lonnet::put('environment',{'course_init_display' => $newdisp});
-        &Apache::lonnet::appenv('environment.course_init_display' => $newdisp);
+        &Apache::lonnet::appenv({'environment.course_init_display' => $newdisp});
     } else {
         $message .= $lt{'apwb'}.'<br />';
         &Apache::lonnet::del('environment',['course_init_display']);
-        &Apache::lonnet::delenv('environment\.course_init_display');
+        &Apache::lonnet::delenv('environment.course_init_display');
     }
     my $refpage = $env{'form.refpage'};
     if (($env{'request.course.fn'}) && ($env{'request.course.id'})) {
@@ -1259,18 +2023,683 @@ sub verify_and_change_coursepage {
             my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; 
             my ($furl,$ferr)=
                 &Apache::lonuserstate::readmap($cdom.'/'.$cnum);
-            $message .= '<br /><font size="+1"><a href="'.$furl.'">'.$lt{'gtts'}.' <i>'.&mt('now').'</i></a></font>';
+            $message .= '<br /><a href="'.$furl.'">'.$lt{'gtts'}.' <i>'.&mt('now').'</i></a>';
         } else {
-            $message .= '<br /><font size="+1"><a href="/adm/whatsnew?refpage='.
-                        $refpage.'">'.$lt{'dasp'}.'</a></font>';
+            $message .= '<br /><a href="/adm/whatsnew?refpage='.
+                        $refpage.'">'.$lt{'dasp'}.'</a>';
         }
     }
-    $r->print(<<ENDVCSCREEN);
-$message
-<br /><br />
-ENDVCSCREEN
+    $message = &Apache::lonhtmlcommon::confirm_success($message);
+    $message = &Apache::loncommon::confirmwrapper($message);
+    &print_main_menu($r,$message);
+}
+
+sub author_space_settings {
+    my $r = shift;
+    &Apache::lonhtmlcommon::add_breadcrumb(
+            {   href => '/adm/preferences?action=authorsettings',
+                text => 'Authoring Space Settings'});
+    my $user       = $env{'user.name'};
+    my $domain     = $env{'user.domain'};
+    my %author_roles = &Apache::lonnet::get_my_roles($user,$domain,'userroles','',['au','ca','aa']);
+    if (keys(%author_roles) > 0) {
+        my ($showdomdefs,$js,$args,@items);
+        my $returnurl = &HTML::Entities::encode($env{'form.returnurl'},'"<>&\'');
+        my $reqdmajor = 2;
+        my $reqdminor = 12;
+        my $loncaparev = &Apache::lonnet::get_server_loncaparev($env{'user.domain'},$env{'user.home'});
+        my ($major,$minor) = ($loncaparev =~ /^\'?(\d+)\.(\d+)\.[\w.\-]+\'?$/);
+        unless (($major eq '' && $minor eq '') ||
+                ($reqdmajor > $major) || (($reqdmajor == $major) && ($reqdminor > $minor))) {
+            @items = ('nocodemirror','copyright','sourceavail');
+            $showdomdefs = 1;
+            $js = &toggle_options_js();
+            my $onload;
+            foreach my $item (@items) {
+                $onload .= "javascript:toggleOptions(document.prefs,'$item','user_$item');"
+            }
+            $args = { 'add_entries' => { 'onload' => $onload } };
+        }
+        $r->print(Apache::loncommon::start_page('Authoring Space Settings',$js,$args));
+        $r->print(Apache::lonhtmlcommon::breadcrumbs('Authoring Space Settings'));
+        if ($showdomdefs) {
+            my %userenv = &Apache::lonnet::get('environment',\@items);
+            my %domdefs = &Apache::lonnet::get_domain_defaults($domain);
+            my %staticdefaults = (
+                            'nocodemirror'  => '0',
+                            'copyright'     => 'default',
+                            'sourceavail'   => 'closed',
+            );
+            my %lt = &authoring_settings_text();
+            my %titles = &authoring_settings_titles();
+            $r->print("<h3>$lt{'auss'}</h3><br /><hr />\n".
+                      '<form name="prefs" action="/adm/preferences" method="post">'."\n".
+                      '<input type="hidden" name="returnurl" value="'.$returnurl.'" />'."\n".
+                      '<input type="hidden" name="action" value="change_authoring_settings" />'."\n");
+            foreach my $item (@items) {
+                my ($domdef,$checkeddom,$checkeduser,$domdefdisplay,$divsty,$userelem);
+                $checkeddom = ' checked="checked"';
+                $divsty = 'display:none';
+                if (exists($domdefs{$item})) {
+                    $domdef = $domdefs{$item};
+                } else {
+                    $domdef = $staticdefaults{$item};
+                }
+                if ($item eq 'copyright') {
+                    $domdefdisplay = &Apache::loncommon::copyrightdescription($domdef);
+                    $userelem = &selectbox('userchoice_'.$item,$userenv{$item},'',
+                                           \&Apache::loncommon::copyrightdescription,
+                                           (grep !/^priv|custom$/,(&Apache::loncommon::copyrightids)));
+                } elsif ($item eq 'sourceavail') {
+                    $domdefdisplay = &Apache::loncommon::source_copyrightdescription($domdef);
+                    $userelem = &selectbox('userchoice_'.$item,$userenv{$item},'',
+                                           \&Apache::loncommon::source_copyrightdescription,
+                                           (&Apache::loncommon::source_copyrightids));
+                } elsif ($item eq 'nocodemirror') {
+                    if ($domdef) {
+                        $domdefdisplay = $lt{'yes'};
+                    } else {
+                        $domdefdisplay = $lt{'no'};
+                    }
+                    my %checked;
+                    $checked{'no'} = ' checked="checked"';
+                    if ($userenv{$item} eq 'yes') {
+                        $checked{'yes'} = $checked{'no'};
+                        $checked{'no'} = '';
+                    }
+                    $userelem = '<span class="LC_nobreak">';
+                    foreach my $choice ('yes','no') {
+                        $userelem .= '<label><input type="radio" name="userchoice_'.$item.'" value="'.$choice.'"'.
+                                     $checked{$choice}.' />'.$lt{$choice}.'</label>&nbsp;&nbsp;&nbsp;';
+                    }
+                    $userelem .= '</span>';
+                }
+                if ($userenv{$item} ne '') {
+                    $checkeduser = $checkeddom;
+                    $checkeddom = '';
+                    $divsty = 'display:inline-block';
+                }
+                $r->print(<<"END");
+<h4><span class="LC_nobreak">$titles{$item}</span></h4>
+<p class="LC_nobreak">$lt{'curd'}: <span style="font-style:italic">$domdefdisplay</span></p>
+<p class="LC_nobreak">
+<label><input type="radio" name="$item" value="dom" onclick="toggleOptions(this.form,'$item','user_$item');"$checkeddom />$lt{'used'}</label>&nbsp;&nbsp;&nbsp;
+<label><input type="radio" name="$item" value="user" onclick="toggleOptions(this.form,'$item','user_$item');"$checkeduser />$lt{'usyo'}</label></p>
+<fieldset id="user_$item" style="$divsty">
+<legend style="font-weight:normal;font-style:italic;">$lt{'ousv'}</legend>
+$userelem
+</fieldset><br /><hr />
+END
+            }
+            $r->print('<br />'.
+                      '<input type="submit" value="'.$lt{'save'}.'" />'.
+                      '</form>'."\n");
+        } else {
+            my $constchecked='';
+            if ($env{'environment.nocodemirror'}) {
+               $constchecked=' checked="checked"';
+            }
+            my $text=&mt('By default, CodeMirror an editor with advanced functionality for editing code is activated for authors.');
+            my $cmoff=&mt('Deactivate CodeMirror. This can improve performance on slow computers and accessibility.');
+            my $change=&mt('Save');
+            $r->print(<<ENDSCREEN);
+        <form name="prefs" action="/adm/preferences" method="post">
+        <input type="hidden" name="returnurl" value="$returnurl" />
+        <input type="hidden" name="action" value="change_authoring_settings" />
+        $text<br />
+        <label><input type="checkbox" name="cmoff"$constchecked />$cmoff</label><br />
+        <input type="submit" value="$change" />
+        </form>
+ENDSCREEN
+        }
+    }
+}
+
+sub change_authoring_settings {
+    my $r = shift;
+    my $user       = $env{'user.name'};
+    my $domain     = $env{'user.domain'};
+    my %author_roles = &Apache::lonnet::get_my_roles($user,$domain,'userroles','',['au','ca','aa']);
+    if (keys(%author_roles) > 0) {
+        my $message;
+        if (0) {
+            my %ausettings=('environment.nocodemirror' => '');
+            if ($env{'form.cmoff'}) { $ausettings{'environment.nocodemirror'}='yes'; }
+            &Apache::lonnet::put('environment',\%ausettings);
+            &Apache::lonnet::appenv({'environment.nocodemirror' => $ausettings{'environment.nocodemirror'}});
+            my $status='';
+            if ($ausettings{'environment.nocodemirror'} eq 'yes') {
+                $status=&mt('on');
+            } else {
+                $status=&mt('off');
+            }
+            $message=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('Deactivate CodeMirror in Authoring Space').'</i>','<tt>'.$status.'</tt>'));
+            $message=&Apache::loncommon::confirmwrapper($message);
+        } else {
+            my @items = ('nocodemirror','copyright','sourceavail');
+            my %oldsettings = &Apache::lonnet::get('environment',\@items);
+            my %domdefs = &Apache::lonnet::get_domain_defaults($domain);
+            my %lt = &authoring_settings_text();
+            my %titles = &authoring_settings_titles();
+            my ($result,%newsettings,%changes,@delete,@unchanged,@delerrors,@adderrors);
+            foreach my $item (@items) {
+                if ($env{'form.'.$item} eq 'dom') {
+                    if ($oldsettings{$item} eq '') {
+                        push(@unchanged,$item);
+                    } else {
+                        push(@delete,$item);
+                    }
+                } elsif ($env{'form.'.$item} eq 'user') {
+                    my $newval = $env{'form.userchoice_'.$item};
+                    my @possibles;
+                    if ($item eq 'nocodemirror') {
+                        if ($newval =~ /^yes|no$/) {
+                            $newsettings{$item} = $newval;
+                        }
+                    } elsif ($item eq 'copyright') {
+                        @possibles = (grep !/^priv|custom$/,(&Apache::loncommon::copyrightids));
+                        if (grep(/^\Q$newval\E$/,@possibles)) {
+                            $newsettings{$item} = $newval;
+                        }
+                    } elsif ($item eq 'sourceavail') {
+                        @possibles = (&Apache::loncommon::source_copyrightids);
+                        if (grep(/^\Q$newval\E$/,@possibles)) {
+                            $newsettings{$item} = $newval;
+                        }
+                    }
+                    if ($oldsettings{$item} eq $newsettings{$item}) {
+                        push(@unchanged,$item);
+                    } else {
+                        $changes{$item} = $newsettings{$item};
+                    }
+                }
+            }
+            if (@delete) {
+                if (&Apache::lonnet::del('environment',\@delete) eq 'ok') {
+                    foreach my $key (@delete) {
+                        &Apache::lonnet::delenv('environment.'.$key);
+                    }
+                } else {
+                    @delerrors = @delete;
+                }
+            }
+            if (keys(%changes)) {
+                if (&Apache::lonnet::put('environment',\%changes) eq 'ok') {
+                    my %newenvhash;
+                    map {$newenvhash{'environment.'.$_} = $changes{$_}; } (keys(%changes));
+                    &Apache::lonnet::appenv(\%newenvhash);
+                } else {
+                    foreach my $item (@items) {
+                        if (exists($changes{$item})) {
+                            push(@adderrors,$item);
+                        }
+                    }
+                }
+            }
+            if (@adderrors) {
+                $result = &mt('An error occurred when saving user-specific settings for').': '.
+                          join(', ', map { $titles{$_} } @adderrors);
+                $message = &Apache::loncommon::confirmwrapper(&Apache::lonhtmlcommon::confirm_success($result,1));
+            } elsif (keys(%changes)) {
+                $result = &mt('User-specific settings saved:').'<ul>';
+                foreach my $item (@items) {
+                    next unless (exists($changes{$item}));
+                    my $value = $changes{$item};
+                    if ($item eq 'nocodemirror') {
+                        $value = $lt{$changes{$item}};
+                    } elsif ($item eq 'copyright') {
+                        $value = &Apache::loncommon::copyrightdescription($changes{$item});
+                    } elsif ($item eq 'sourceavail') {
+                        $value = &Apache::loncommon::source_copyrightdescription($changes{$item});
+                    }
+                    $result .= '<li>'.
+                               &mt('[_1] set to [_2]',
+                                   $titles{$item},
+                                   '<span style="font-style:italic">'.$value.'</span>').
+                               '</li>';
+                }
+                $result .= '</ul>';
+                $message = &Apache::loncommon::confirmwrapper(&Apache::lonhtmlcommon::confirm_success($result));
+            }
+            if (@delerrors) {
+                $result = &mt('An error occurred when deleting user-specific settings for').':<ul><li>'.
+                          join('</li><li>', map { $titles{$_} } @delerrors).'</li></ul>';
+                $message .= &Apache::loncommon::confirmwrapper(&Apache::lonhtmlcommon::confirm_success($result,1));
+            } elsif (@delete) {
+                $result = &mt('Set use of domain default for').':<ul><li>'.
+                          join('</li><li>', map { $titles{$_} } @delete).'</li></ul>';
+                $message .= &Apache::loncommon::confirmwrapper(&Apache::lonhtmlcommon::confirm_success($result));
+            }
+            if (@unchanged) {
+                $result = &mt('No changes made for').':<ul><li>'.
+                          join('</li><li>', map { $titles{$_} } @unchanged).'</li></ul>';
+                $message .= &Apache::loncommon::confirmwrapper(&Apache::lonhtmlcommon::confirm_success($result));
+            }
+        }
+        if ($env{'form.returnurl'}) {
+            &do_redirect($r,$env{'form.returnurl'},$message);
+        } else {
+            &print_main_menu($r,$message);
+        }
+    }
+}
+
+sub authoring_settings_text {
+    return &Apache::lonlocal::texthash(
+               'auss' => 'Authoring Space Settings',
+               'used' => 'Use domain default',
+               'usyo' => 'Use your own user-specific setting',
+               'curd' => 'Current domain default is',
+               'ousv' => 'Own user-specific value',
+               'save' => 'Save',
+               'yes'  => 'Deactivated',
+               'no'   => 'Activated',
+     );
+}
+
+sub authoring_settings_titles {
+    return &Apache::lonlocal::texthash(
+               'nocodemirror' => 'CodeMirror for EditXML editor',
+               'copyright'    => 'Default Copyright/Distribution in new metadata file',
+               'sourceavail'  => 'Default Source Available in new metadata file',
+    );
 }
 
+sub lockednameschanger {
+    my $r = shift;
+    my %userenv = &Apache::lonnet::get('environment',['lockedname']);
+    my $lockedname='';
+    my $ended;
+    if (&can_toggle_namelocking()) {
+        if ($userenv{'lockedname'}) {
+            $lockedname = ' checked="checked"';
+        }
+        my %updateable;
+        my %domconfig =
+            &Apache::lonnet::get_dom('configuration',['autoupdate'],$env{'user.domain'});
+        if (ref($domconfig{'autoupdate'}) eq 'HASH') {
+            if ($domconfig{'autoupdate'}{'run'}) {
+                my @inststatuses = split(':',$env{'environment.inststatus'});
+                unless (@inststatuses) {
+                    @inststatuses = ('default');
+                }
+                %updateable = &updateable_userinfo($domconfig{'autoupdate'},\@inststatuses);
+            }
+        }
+        if (keys(%updateable)) {
+            &Apache::lonhtmlcommon::add_breadcrumb(
+                {   href => '/adm/preferences?action=changelockednames',
+                    text => 'Automatic name changes'});
+            $r->print(Apache::loncommon::start_page('Automatic name changes'));
+            $r->print(Apache::lonhtmlcommon::breadcrumbs('Allow/disallow name updates'));
+            my %longnames = &Apache::lonlocal::texthash (
+                                firstname  => 'First Name',
+                                middlename => 'Middle Name',
+                                lastname   => 'Last Name',
+                            );
+            my $text=&mt('By default, based on your institutional affiliation, your LON-CAPA account can be automatically updated nightly based on directory information from your institution.').'<br />'.&mt('The following may be updated, unless you disallow updates:').
+                     '<ul>';
+           foreach my $item ('firstname','middlename','lastname') {
+               if ($updateable{$item}) {
+                   $text .= '<li>'.$longnames{$item}.'</li>';
+               }
+           }
+           $text .= '</ul>'; 
+           my $locking=&mt('Disallow automatic updates to name information for your LON-CAPA account');
+           my $change=&mt('Save');
+           $r->print(<<ENDSCREEN);
+<form name="prefs" action="/adm/preferences" method="post">
+<input type="hidden" name="action" value="verify_and_change_lockednames" />
+$text<br />
+<label><input type="checkbox" value="1" name="lockednames"$lockedname />$locking</label><br />
+<input type="submit" value="$change" />
+</form>
+ENDSCREEN
+        } else {
+            my $message = &mt('Based on your institutional affiliation no name information is automatically updated for your LON-CAPA account.');
+            &print_main_menu($r,$message);
+            $ended = 1;
+        }
+    } else {
+        my $message = &mt('You are not permitted to set a user preference for automatic name updates for your LON-CAPA account.');
+        &print_main_menu($r,$message);
+        $ended = 1;
+    }
+    return $ended;
+}
+
+sub verify_and_change_lockednames {
+    my $r = shift;
+    my $message;
+    if (&can_toggle_namelocking()) {
+        my $newlockedname = $env{'form.lockednames'};
+        $newlockedname =~ s/\D//g;
+        my $currlockedname = $env{'environment.lockedname'};
+        if ($newlockedname ne $currlockedname) {
+            if ($newlockedname) {
+                if (&Apache::lonnet::put('environment',{lockedname => $newlockedname}) eq 'ok') {
+                    &Apache::lonnet::appenv({'environment.lockedname' => $newlockedname});
+                }
+            } elsif (&Apache::lonnet::del('environment',['lockedname']) eq 'ok') {
+                &Apache::lonnet::delenv('environment.lockedname');
+            }
+        }
+        my $status='';
+        if ($newlockedname) {
+            $status=&mt('disallowed');
+        } else {
+            $status=&mt('allowed');
+        }
+        $message=&Apache::lonhtmlcommon::confirm_success(&mt('[_1] set to [_2]','<i>'.&mt('Automatic update of first, middle and last names if institutional directory information indicates changes').'</i>','<tt>'.$status.'</tt>'));
+        $message=&Apache::loncommon::confirmwrapper($message);
+    }
+    &print_main_menu($r,$message);
+}
+
+sub timezonechanger {
+    my $r = shift;
+    my $uname = $env{'user.name'};
+    my $udom = $env{'user.domain'};
+    if (&Apache::lonnet::usertools_access($uname,$udom,'timezone')) {
+        my $js = &toggle_options_js();
+        my $js = <<"ENDSCRIPT";
+        my %loaditems = (
+                           onload => "javascript:toggleOptions(document.prefs,'settimezone','LC_timezone_selector');",
+                        );
+        my $args = { 'add_entries' => \%loaditems };
+        &Apache::lonhtmlcommon::add_breadcrumb(
+                {   href => '/adm/preferences?action=',
+                    text => 'Set Your Time Zone'});
+        $r->print(Apache::loncommon::start_page('Set Your Time Zone',$js,$args));
+        $r->print(Apache::lonhtmlcommon::breadcrumbs('Set Your Time Zone'));
+        my %userenv = &Apache::lonnet::get('environment',['timezone']);
+        my $timezone = $userenv{'timezone'};
+        my %lt = &Apache::lonlocal::texthash(
+                     lctz  => 'Use Time Zone set by LON-CAPA',
+                     owntz => 'Use Time Zone set by you',
+                     save  => 'Save',
+        );
+        my (%checked,$tzsty);
+        if ($userenv{'timezone'} ne '') {
+            $checked{'owntz'} = ' checked="checked"';
+            $tzsty = 'inline-block';
+        } else {
+            $checked{'lctz'} = ' checked="checked"';
+            $tzsty = 'none';
+        }
+        my $onclick = ' onclick="javascript:toggleOptions(this.form,'."'settimezone','LC_timezone_selector'".');"';
+        my $selector = &Apache::loncommon::select_timezone('timezone',$timezone,undef,1);
+        $r->print(<<"END");
+<form name="prefs" action="/adm/preferences" method="post">
+<input type="hidden" name="action" value="verify_and_change_timezone" />
+<span class="LC_nobreak">
+<label><input type="radio" name="settimezone" value="0"$checked{'lctz'}$onclick />
+$lt{'lctz'}</label>&nbsp;&nbsp;&nbsp;&nbsp;
+<label><input type="radio" name="settimezone" value="1"$checked{'owntz'}$onclick />
+$lt{'owntz'}</label><div style="display:$tzsty" id="LC_timezone_selector">&nbsp;
+$selector
+</div></span><br /><br />
+<input type="submit" value="$lt{'save'}" />
+</form>
+END
+    }
+    return;
+}
+
+sub verify_and_change_timezone {
+    my $r = shift;
+    my $currtimezone = $env{'environment.timezone'};
+    my $newtimezone;
+    if ($env{'form.settimezone'}) {
+        $newtimezone = $env{'form.timezone'};
+        if (DateTime::TimeZone->is_valid_name($env{'form.timezone'})) {
+            $newtimezone = $env{'form.timezone'};
+        }
+    }
+    my $message='';
+    if ($newtimezone) {
+        if ($newtimezone eq $currtimezone) {
+            $message = &mt('Time Zone settings unchanged');
+        } else {
+            &Apache::lonnet::put('environment',{'timezone' => $newtimezone});
+            &Apache::lonnet::appenv({'environment.timezone' => $newtimezone});
+            $message=&Apache::lonhtmlcommon::confirm_success(
+                &mt('Set [_1] to [_2]',
+                    '<i>'.&mt('Your Time Zone').'</i>',
+                    '<tt>"'.$newtimezone.'"</tt>.')).
+               '<br />';
+        }
+    } elsif ($currtimezone) {
+        &Apache::lonnet::del('environment',['timezone']);
+        &Apache::lonnet::delenv('environment.timezone');
+        $message=&Apache::lonhtmlcommon::confirm_success(&mt('Time Zone now set by LON-CAPA'));
+    } else {
+        $message = &mt('Time Zone settings unchanged');
+    }
+    $message=&Apache::loncommon::confirmwrapper($message);
+    &print_main_menu($r,$message);
+    return;
+}
+
+sub print_main_menu {
+    my ($r, $message) = @_;
+    # Determine current authentication method
+    my $user = $env{'user.name'};
+    my $domain = $env{'user.domain'};
+    my $currentauth=&Apache::lonnet::queryauthenticate($user,$domain);
+
+    # build the data structure for menu generation
+my $aboutmeurl='/adm/'.$env{'user.domain'}.'/'.$env{'user.name'}.'/aboutme';
+my $role = ($env{'user.adv'} ? 'Roles' : 'Course');
+my %permissions;
+if (&Apache::lonnet::usertools_access($user,$domain,'aboutme')) {
+    $permissions{'aboutme'} = 'F';
+}
+if (&Apache::lonnet::usertools_access($user,$domain,'timezone')) {
+    $permissions{'timezone'} = 'F';
+}
+my %author_roles = &Apache::lonnet::get_my_roles($user,$domain,'userroles','',['au']);
+my %author_coauthor_roles = &Apache::lonnet::get_my_roles($user,$domain,'userroles','',['au','ca','aa']);
+my @menu=
+    ({	categorytitle=>'Personal Data',
+	items =>[
+	    {	linktext => 'Personal Information Page',
+		url => $aboutmeurl,
+		permission => $permissions{'aboutme'},
+		#help => 'Prefs_About_Me',
+		icon => 'system-users.png',
+		linktitle => 'Edit information about yourself that should be displayed on your public profile.'
+	    },
+	    {	linktext => 'Screen Name',
+		url => '/adm/preferences?action=changescreenname',
+		permission => 'F',
+		#help => 'Prefs_Screen_Name_Nickname',
+		icon => 'preferences-desktop-font.png',
+		linktitle => 'Change the name that is displayed in your posts.'
+	    },
+		]
+    },
+    {	categorytitle=>'Content Display Settings',
+	items =>[
+	    {	linktext => 'Language',
+		url => '/adm/preferences?action=changelanguages',
+		permission => 'F',
+		#help => 'Prefs_Language',
+		icon => 'preferences-desktop-locale.png',
+		linktitle => 'Choose the default language for this user.'
+	    },
+	    {	linktext => $role.' Page',
+		url => '/adm/preferences?action=changerolespref',
+		permission => 'F',
+		#help => '',
+		icon => 'role_hotlist.png',
+		linktitle => 'Configure the roles hotlist.'
+	    },
+	    {	linktext => 'Math display settings',
+		url => '/adm/preferences?action=changetexenginepref',
+		permission => 'F',
+		#help => '',
+		icon => 'dismath.png',
+		linktitle => 'Change how math is displayed.'
+	    },
+            {
+                linktext => 'Time Zone',
+                url => '/adm/preferences?action=changetimezone',
+                permission => $permissions{'timezone'},
+                #help => '',
+                icon => 'timezone.png',
+                linktitle => 'Set your time zone.',
+             }
+		]
+    },
+    {	categorytitle=>'Page Display Settings',
+	items =>[
+	    {	linktext => 'Color Scheme',
+		url => '/adm/preferences?action=changecolors',
+		permission => 'F',
+		#help => 'Change_Colors',
+		icon => 'preferences-desktop-theme.png',
+		linktitle => 'Change LON-CAPA default colors.'
+	    },
+            {   linktext => 'Menu Display',
+                url => '/adm/preferences?action=changeicons',
+                permission => 'F',
+                #help => '',
+                icon => 'preferences-system-windows.png',
+                linktitle => 'Change whether the menus are displayed with icons or icons and text.'
+            }
+		]
+    },
+    {	categorytitle=>'Messages &amp; Notifications',
+	items =>[
+	    {	linktext => 'Messages &amp; Notifications',
+		url => '/adm/preferences?action=changemsgforward',
+		permission => 'F',
+		#help => 'Prefs_Messages',
+		icon => 'mail-reply-all.png',
+		linktitle => 'Change messageforwarding or notifications settings.'
+	    },
+	    {	linktext => 'Discussion Display',
+		url => '/adm/preferences?action=changediscussions',
+		permission => 'F',
+		#help => 'Change_Discussion_Display',
+		icon => 'chat.png',
+		linktitle => 'Set display preferences for discussion posts for both discussion boards and individual resources in all your courses.'
+	    },
+		]
+    },
+    );
+if (keys(%author_coauthor_roles) > 0) {
+    push(@menu,
+    {    categorytitle=>'Authoring Settings',
+         items => [
+             {
+                  linktext => 'Authoring Space Configuration',
+                  url => '/adm/preferences?action=authorsettings',
+                  permission => 'F',
+                  icon => 'codemirror.png',
+                  linktitle => 'Settings for your authoring space.',
+             },
+                  ]
+    },
+    );
+    if (keys(%author_roles) > 0) {
+        push(@{ $menu[4]->{items} }, {
+        linktext => 'Restrict Domain Coordinator Access',
+        url => '/adm/preferences?action=changedomcoord',
+        permission => 'F',
+        #help => '',
+        icon => 'system-lock-screen.png',
+        linktitle => 'Restrict domain coordinator access.',
+        });
+    }
+}
+push(@menu,
+    {	categorytitle=>'Other',
+	items =>[
+	    {	linktext => 'Register Response Devices (&quot;Clickers&quot;)',
+		url => '/adm/preferences?action=changeclicker',
+		permission => 'F',
+		#help => '',
+		icon => 'network-workgroup.png',
+		linktitle => 'Register your clicker.'
+	    },
+		]
+    },
+    );
+
+    if ($currentauth =~ /^(unix|internal):/) {
+        push(@{ $menu[0]->{items} }, {
+	linktext => 'Password',
+	url => '/adm/preferences?action=changepass',
+	permission => 'F',
+	#help => 'Change_Password',
+	icon => 'emblem-readonly.png',
+	linktitle => 'Change your password.',
+	});
+    }
+    if ($env{'environment.remote'} eq 'off') {
+        push(@{ $menu[1]->{items} }, {
+        linktext => 'Launch Remote Control',
+        url => '/adm/remote?url=/adm/preferences&amp;action=launch',
+        permission => 'F',
+        #help => '',
+        icon => 'remotecontrol.png',
+        linktitle => 'Launch the remote control for LON-CAPA.',
+        });
+    }else{
+push(@{ $menu[1]->{items} }, {
+        linktext => 'Collapse Remote Control',
+        url => '/adm/remote?url=/adm/preferences&amp;action=collapse',
+        permission => 'F',
+        #help => '',
+        icon => 'remotecontrol.png',
+        linktitle => 'Collapse the remote control for LON-CAPA.',
+        });
+    }
+
+    if (&can_toggle_namelocking()) {
+        push(@{ $menu[0]->{items} }, {
+        linktext => 'Automatic name changes',
+        url => '/adm/preferences?action=changelockednames',
+        permission => 'F',
+        #help => '',
+        icon => 'system-lock-screen.png',
+        linktitle => 'Allow/disallow propagation of name changes from institutional directory service',
+        });
+    }
+
+    if (&Apache::lonnet::allowed('whn',$env{'request.course.id'})
+	|| &Apache::lonnet::allowed('whn',$env{'request.course.id'}.'/'
+				    .$env{'request.course.sec'})) {
+push(@{ $menu[-1]->{items} }, {
+	linktext => 'Course Initialization',
+	url => '/adm/preferences?action=changecourseinit',
+	permission => 'F',
+	#help => '',
+	icon => 'course_ini.png',
+	linktitle => 'Set the default page to be displayed when you select a course role.',
+	});
+
+    }
+
+    if (&can_toggle_debug()) {
+push(@{ $menu[-1]->{items} }, {
+	linktext => 'Toggle Debug Messages (Currently '.($env{'user.debug'} ? 'on)' : 'off)'),
+	url => '/adm/preferences?action=debugtoggle',
+	permission => 'F',
+	#help => '',
+	icon => 'blog.png',
+	linktitle => 'Toggle Debug Messages.',
+	});
+    }
+
+    $r->print(&Apache::loncommon::start_page('My Space'));
+    $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Preferences'));
+    $r->print($message);
+    $r->print(Apache::lonhtmlcommon::generate_menu(@menu));
+    $r->print(Apache::loncommon::end_page());
+}
 
 ######################################################
 #            other handler subroutines               #
@@ -1279,296 +2708,273 @@ ENDVCSCREEN
 ################################################################
 #                          Main handler                        #
 ################################################################
-sub handler {
+sub handler {    
     my $r = shift;
-    my $user = $env{'user.name'};
-    my $domain = $env{'user.domain'};
-    &Apache::loncommon::content_type($r,'text/html');
+    Apache::loncommon::content_type($r,'text/html');
     # Some pages contain DES keys and should not be cached.
-    &Apache::loncommon::no_cache($r);
+    Apache::loncommon::no_cache($r);
     $r->send_http_header;
     return OK if $r->header_only;
     #
-    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
+    Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                    ['action','wysiwyg','returnurl','refpage']);
     #
-    &Apache::lonhtmlcommon::clear_breadcrumbs();
-    &Apache::lonhtmlcommon::add_breadcrumb
-        ({href => '/adm/preferences',
-          text => 'Set User Preferences'});
-
-    my @Options;
-    # Determine current authentication method
-    my $currentauth=&Apache::lonnet::queryauthenticate($user,$domain);
-    if ($currentauth =~ /^(unix|internal):/) {
-        push (@Options,({ action   => 'changepass',
-                          linktext => 'Change Password',
-                          href     => '/adm/preferences',
-                          help     => 'Change_Password',
-                          subroutine => \&passwordchanger,
-                          breadcrumb => 
-                              { href => '/adm/preferences?action=changepass',
-                                text => 'Change Password'},
-                          },
-                        { action => 'verify_and_change_pass',
-                          subroutine => \&verify_and_change_password,
-                          breadcrumb => 
-                              { href =>'/adm/preferences?action=changepass',
-                                text => 'Change Password'},
-                          printmenu => 'not_on_error',
-                          }));
-    }
-    push (@Options,({ action   => 'changescreenname',
-                      linktext => 'Change Screen Name',
-                      href     => '/adm/preferences',
-                      help     => 'Prefs_Screen_Name_Nickname',
-                      subroutine => \&screennamechanger,
-                      breadcrumb => 
-                          { href => '/adm/preferences?action=changescreenname',
-                            text => 'Change Screen Name'},
-                      },
-                    { action   => 'verify_and_change_screenname',
-                      subroutine => \&verify_and_change_screenname,
-                      breadcrumb => 
-                          { href => '/adm/preferences?action=changescreenname',
-                            text => 'Change Screen Name'},
-                      printmenu => 'yes',
-                      }));
-
-    push (@Options,({ action   => 'changemsgforward',
-                      linktext => 'Change Message Forwarding and Notification Addresses',
-                      href     => '/adm/preferences',
-                      help     => 'Prefs_Forwarding',
-                      breadcrumb => 
-                          { href => '/adm/preferences?action=changemsgforward',
-                            text => 'Change Message Forwarding'},
-                      subroutine => \&msgforwardchanger,
-                      },
-                    { action => 'verify_and_change_msgforward',
-                      breadcrumb => 
-                          { href => '/adm/preferences?action=changemsgforward',
-                            text => 'Change Message Forwarding'},
-                      printmenu => 'yes',
-                      subroutine => \&verify_and_change_msgforward }));
-    my $aboutmeaction=
-        '/adm/'.$env{'user.domain'}.'/'.$env{'user.name'}.'/aboutme';
-    push (@Options,{ action => 'none', 
-                     linktext =>
-                         q{Edit the 'About Me' Personal Information Screen},
-		     help => 'Prefs_About_Me',
-                     href => $aboutmeaction});
-    push (@Options,({ action => 'changecolors',
-                      linktext => 'Change Color Scheme',
-                      href => '/adm/preferences',
-                      help => 'Change_Colors',
-                      breadcrumb => 
-                          { href => '/adm/preferences?action=changecolors',
-                            text => 'Change Colors'},
-                      subroutine => \&colorschanger,
-                  },
-                    { action => 'verify_and_change_colors',
-                      breadcrumb => 
-                          { href => '/adm/preferences?action=changecolors',
-                            text => 'Change Colors'},
-                      printmenu => 'yes',
-                      subroutine => \&verify_and_change_colors,
-                      }));
-    push (@Options,({ action => 'changelanguages',
-                      linktext => 'Change Language Preferences',
-                      href => '/adm/preferences',
-		      help => 'Prefs_Language',
-                      breadcrumb=>
-                          { href => '/adm/preferences?action=changelanguages',
-                            text => 'Change Language'},
-                      subroutine =>  \&languagechanger,
-                  },
-                    { action => 'verify_and_change_languages',
-                      breadcrumb=>
-                          {href => '/adm/preferences?action=changelanguages',
-                           text => 'Change Language'},
-                      printmenu => 'yes',
-                      subroutine=>\&verify_and_change_languages, }
-                    ));
-    push (@Options,({ action => 'changewysiwyg',
-                      linktext => 'Change WYSIWYG Editor Preferences',
-                      href => '/adm/preferences',
-                      breadcrumb => 
-                            { href => '/adm/preferences?action=changewysiwyg',
-                              text => 'Change WYSIWYG Preferences'},
-                      subroutine => \&wysiwygchanger,
-                  },
-                    { action => 'set_wysiwyg',
-                      breadcrumb =>
-                          { href => '/adm/preferences?action=changewysiwyg',
-                            text => 'Change WYSIWYG Preferences'},
-                      printmenu => 'yes',
-                      subroutine => \&verify_and_change_wysiwyg, }
-                    ));
-    push (@Options,({ action => 'changediscussions',
-                      linktext => 'Change Discussion Display Preferences',
-                      href => '/adm/preferences',
-                      help => 'Change_Discussion_Display',
-                      breadcrumb => 
-                            { href => '/adm/preferences?action=changediscussions',
-                              text => 'Change Discussion Preferences'},
-                      subroutine => \&discussionchanger,
-                  },
-                    { action => 'verify_and_change_discussion',
-                      breadcrumb =>
-                          { href => '/adm/preferences?action=changediscussions',
-                            text => 'Change Discussion Preferences'},
-                      printmenu => 'yes',
-                      subroutine => \&verify_and_change_discussion, }
-                    ));
-                       
-    push (@Options,({ action   => 'changerolespref',
-                      linktext => 'Change Roles Page Preferences',
-                      href     => '/adm/preferences',
-                      subroutine => \&rolesprefchanger,
-                      breadcrumb =>
-                          { href => '/adm/preferences?action=changerolespref',
-                            text => 'Change Roles Pref'},
-                      },
-                    { action   => 'verify_and_change_rolespref',
-                      subroutine => \&verify_and_change_rolespref,
-                      breadcrumb =>
-                          { href => '/adm/preferences?action=changerolespref',
-                            text => 'Change Roles Preferences'},
-                      printmenu => 'yes',
-                      }));
-
-    push (@Options,({ action   => 'changetexenginepref',
-                      linktext => 'Change How Math Equations Are Displayed',
-                      href     => '/adm/preferences',
-                      subroutine => \&texenginechanger,
-                      breadcrumb =>
-                          { href => '/adm/preferences?action=changetexenginepref',
-                            text => 'Change Math Pref'},
-                      },
-                    { action   => 'verify_and_change_texengine',
-                      subroutine => \&verify_and_change_texengine,
-                      breadcrumb =>
-                          { href => '/adm/preferences?action=changetexenginepref',
-                            text => 'Change Math Preferences'},
-                      printmenu => 'yes',
-                      }));
-
-    if ($env{'environment.remote'} eq 'off') {
-	push (@Options,({ action => 'launch',
-			  linktext => 'Launch Remote Control',
-			  href => '/adm/remote?url=/adm/preferences',
-		      }));
-    } else {
-	push (@Options,({ action => 'collapse',
-			  linktext => 'Collapse Remote Control',
-			  href => '/adm/remote?url=/adm/preferences',
-		      }));
+    Apache::lonhtmlcommon::clear_breadcrumbs();
+    my ($brlink,$brtxt,$brhelp,$ended);
+    if (($env{'form.action'} eq 'changerolespref') && ($env{'form.returnurl'} eq '/adm/roles')) {
+        $brlink ='/adm/roles';
+        $brtxt = 'User Roles';
+    } elsif ((($env{'form.action'} eq 'changedomcoord') ||
+              ($env{'form.action'} eq 'authorsettings')) &&
+             (($env{'form.returnurl'} =~ m{^/(priv/|res($|/))}) ||
+              ($env{'form.returnurl'} eq '/adm/createuser'))) {
+        $brlink = $env{'form.returnurl'};
+        if ($env{'form.returnurl'} eq '/adm/createuser') {
+            $brtxt = 'User Management';
+        } elsif ($env{'form.returnurl'} =~ m{^/res($\/)}) {
+            $brtxt = 'Browse published resources';
+        } else {
+            $brtxt = 'Authoring Space';
+        }
+    } else {
+        $brlink ='/adm/preferences';
+        $brtxt = 'Set User Preferences';
+        $brhelp = 'Prefs_About_Me,Prefs_Language,Prefs_Screen_Name_Nickname,Change_Colors,Change_Password,Prefs_Messages,Change_Discussion_Display';
+    }
+    Apache::lonhtmlcommon::add_breadcrumb
+        ({href => $brlink,
+          text => $brtxt,
+          help => $brhelp,});
+    if(!exists $env{'form.action'}) {
+	    &print_main_menu($r);
+            $ended = 1;
+    }elsif($env{'form.action'} eq 'changepass'){
+        &passwordchanger($r);
+    }elsif($env{'form.action'} eq 'verify_and_change_pass'){
+        &verify_and_change_password($r,'preferences','','','',\$ended);
+    }elsif($env{'form.action'} eq 'changescreenname'){
+        &screennamechanger($r);
+    }elsif($env{'form.action'} eq 'verify_and_change_screenname'){
+        &verify_and_change_screenname($r);
+        $ended = 1;
+    }elsif($env{'form.action'} eq 'changemsgforward'){
+        &msgforwardchanger($r);
+    }elsif($env{'form.action'} eq 'verify_and_change_msgforward'){
+        &verify_and_change_msgforward($r);
+    }elsif($env{'form.action'} eq 'changecolors'){
+        &colorschanger($r);
+    }elsif($env{'form.action'} eq 'verify_and_change_colors'){
+        &verify_and_change_colors($r);
+        $ended = 1;
+    }elsif($env{'form.action'} eq 'changelanguages'){
+        &languagechanger($r);
+    }elsif($env{'form.action'} eq 'verify_and_change_languages'){
+        &verify_and_change_languages($r);
+        $ended = 1;
+    }elsif($env{'form.action'} eq 'changewysiwyg'){
+        &wysiwygchanger($r);
+    }elsif($env{'form.action'} eq 'set_wysiwyg'){
+        &verify_and_change_wysiwyg($r);
+        $ended = 1;
+    }elsif($env{'form.action'} eq 'changediscussions'){
+        &discussionchanger($r);
+    }elsif($env{'form.action'} eq 'verify_and_change_discussion'){
+        &verify_and_change_discussion($r);
+        $ended = 1;
+    }elsif($env{'form.action'} eq 'changerolespref'){
+        &rolesprefchanger($r);
+    }elsif($env{'form.action'} eq 'verify_and_change_rolespref'){
+        &verify_and_change_rolespref($r);
+        $ended = 1;
+    }elsif($env{'form.action'} eq 'changetexenginepref'){
+        &texenginechanger($r);
+    }elsif($env{'form.action'} eq 'verify_and_change_texengine'){
+        &verify_and_change_texengine($r);
+        $ended = 1;
+    }elsif($env{'form.action'} eq 'changeicons'){
+        &iconchanger($r);
+    }elsif($env{'form.action'} eq 'verify_and_change_icons'){
+        &verify_and_change_icons($r);
+        $ended = 1;
+    }elsif($env{'form.action'} eq 'changeclicker'){
+        &clickerchanger($r);
+    }elsif($env{'form.action'} eq 'verify_and_change_clicker'){
+        &verify_and_change_clicker($r);
+        $ended = 1;
+    }elsif($env{'form.action'} eq 'changedomcoord'){
+        &domcoordchanger($r);
+    }elsif($env{'form.action'} eq 'verify_and_change_domcoord'){
+        &verify_and_change_domcoord($r);
+        $ended = 1;
+    }elsif($env{'form.action'} eq 'lockwarning'){
+        &lockwarning($r);
+    }elsif($env{'form.action'} eq 'verify_and_change_locks'){
+        &verify_and_change_lockwarning($r);
+    }elsif($env{'form.action'} eq 'changecourseinit'){
+        &coursedisplaychanger($r);
+    }elsif($env{'form.action'} eq 'verify_and_change_coursepage'){
+        &verify_and_change_coursepage($r);
+        $ended = 1;
+    }elsif($env{'form.action'} eq 'authorsettings'){
+        &author_space_settings($r);
+    }elsif($env{'form.action'} eq 'change_authoring_settings'){
+        &change_authoring_settings($r);
+        $ended = 1;
+    }elsif($env{'form.action'} eq 'debugtoggle'){
+        if (&can_toggle_debug()) {
+            &toggle_debug();
+        }
+	&print_main_menu($r);
+        $ended = 1;
+    } elsif ($env{'form.action'} eq 'changelockednames') {
+        $ended = &lockednameschanger($r);
+    } elsif ($env{'form.action'} eq 'verify_and_change_lockednames') {
+        &verify_and_change_lockednames($r);
+        $ended = 1;
+    } elsif ($env{'form.action'} eq 'changetimezone') {
+        &timezonechanger($r);
+    } elsif ($env{'form.action'} eq 'verify_and_change_timezone') {
+        &verify_and_change_timezone($r);
+    }
+
+    # Properly end the HTML page of all preference pages
+    # started in each sub routine
+    # Exception: print_main_menu has its own end_page call
+    unless ($ended) {
+        $r->print(&Apache::loncommon::end_page());
     }
 
-    if (&Apache::lonnet::allowed('whn',$env{'request.course.id'})
-	|| &Apache::lonnet::allowed('whn',$env{'request.course.id'}.'/'
-				    .$env{'request.course.sec'})) {
-        push (@Options,({ action => 'changecourseinit',
-                          linktext => 'Change Course Initialization Preference',
-                          href => '/adm/preferences',
-                          subroutine => \&coursedisplaychanger,
-                          breadcrumb =>
-                              { href => '/adm/preferences?action=changecourseinit',
-                                text => 'Change Course Init. Pref.'},
-                          },
-                        { action => 'verify_and_change_coursepage',
-                          breadcrumb =>
-                          { href => '/adm/preferences?action=changecourseinit',                               text => 'Change Course Initialization Preference'},
-                        printmenu => 'yes',
-                        subroutine => \&verify_and_change_coursepage,
-                       }));
-    }
-
-    if ($env{'user.name'} =~ /^(albertel|fox|foxr|koretemey|korte|hallmat3|turtle|raeburn)$/) {
-        push (@Options,({ action => 'debugtoggle',
-                          printmenu => 'yes',
-                          subroutine => \&toggle_debug,
-                          }));
-    }
-
-    $r->print(&Apache::loncommon::start_page('Change Preferences'));
-
-    my $call = undef;
-    my $help = undef;
-    my $printmenu = 'yes';
-    foreach my $option (@Options) {
-        if ($option->{'action'} eq $env{'form.action'}) {
-            $call = $option->{'subroutine'};
-            $printmenu = $option->{'printmenu'};
-            if (exists($option->{'breadcrumb'})) {
-                &Apache::lonhtmlcommon::add_breadcrumb
-                    ($option->{'breadcrumb'});
-            }
-	    $help=$option->{'help'};
-        }
-    }
-    $r->print(&Apache::lonhtmlcommon::breadcrumbs('Change Preferences',$help));
-    my $error;
-    if (defined($call)) {
-        $error = $call->($r);
-    }
-    if ( ( ($printmenu eq 'yes')
-	   || ($printmenu eq 'not_on_error' && !$error) )
-	 && (!$env{'form.returnurl'})) {
-        my $optionlist = '<table cellpadding="5">';
-        if ($env{'user.name'} =~ 
-                         /^(albertel|kortemey|fox|foxr|korte|hallmat3|turtle|raeburn)$/
-            ) {
-            push (@Options,({ action => 'debugtoggle',
-                              linktext => 'Toggle Debug Messages',
-                              text => 'Current Debug status is -'.
-                                  $env{'user.debug'}.'-.',
-                              href => '/adm/preferences',
-                              printmenu => 'yes',
-                              subroutine => \&toggle_debug,
-                              }));
-        }
-        foreach my $option(@Options) {
-            my $optiontext = '';
-            if (exists($option->{'href'})) {
-		$option->{'href_args'}{'action'}=$option->{'action'};
-		$optiontext .= 
-                    '<a href="'.&add_get_param($option->{'href'},
-					       $option->{'href_args'}).'">'.
-                    &mt($option->{'linktext'}).'</a>';
-            }
-            if (exists($option->{'text'})) {
-                $optiontext .= ' '.&mt($option->{'text'});
-            }
-            if ($optiontext ne '') {
-                $optiontext = '<font size="+1">'.$optiontext.'</font>'; 
-                my $helplink = '&nbsp;';
-                if (exists($option->{'help'})) {
-                    $helplink = &Apache::loncommon::help_open_topic
-                                                    ($option->{'help'});
-                }
-                $optionlist .= '<tr>'.
-                    '<td>'.$helplink.'</td>'.
-                    '<td>'.$optiontext.'</td>'.
-                    '</tr>';
-            }
-        }
-        $optionlist .= '</table>';
-        $r->print($optionlist);
-    } elsif ($env{'form.returnurl'}) {
-	$r->print('<br /><a href="'.$env{'form.returnurl'}.'"><font size="+1">'.
-		  &mt('Return').'</font></a>');
-    }
-    $r->print(&Apache::loncommon::end_page());
     return OK;
 }
 
 sub toggle_debug {
     if ($env{'user.debug'}) {
-        &Apache::lonnet::delenv('user\.debug');
+        &Apache::lonnet::delenv('user.debug');
     } else {
-        &Apache::lonnet::appenv('user.debug' => 1);
+        &Apache::lonnet::appenv({'user.debug' => 1});
+    }
+}
+
+sub can_toggle_debug {
+    my $can_toggle = 0;
+    my $page = 'toggledebug';
+    if (&LONCAPA::lonauthcgi::can_view($page)) {
+        $can_toggle = 1;
+    } elsif (&LONCAPA::lonauthcgi::check_ipbased_access($page)) {
+        $can_toggle = 1;
+    }
+    return $can_toggle;
+}
+
+sub can_toggle_namelocking {
+    my $lockablenames;
+    my %domconfig =
+        &Apache::lonnet::get_dom('configuration',['autoupdate'],$env{'user.domain'});
+    if (ref($domconfig{'autoupdate'}) eq 'HASH') {
+        if ($domconfig{'autoupdate'}{'run'}) {
+            my @inststatuses = split(':',$env{'environment.inststatus'});
+            unless (@inststatuses) {
+                @inststatuses = ('default');
+            }
+            my %updateable = &updateable_userinfo($domconfig{'autoupdate'},\@inststatuses);
+            if ($updateable{'lastname'} || $updateable{'firstname'} ||
+                $updateable{'middlename'}) { 
+                if (ref($domconfig{'autoupdate'}{'lockablenames'}) eq 'ARRAY') {
+                    unless (@inststatuses) {
+                        @inststatuses = ('default');
+                    }
+                    foreach my $status (@inststatuses) {
+                        if (grep(/^\Q$status\E$/,@{$domconfig{'autoupdate'}{'lockablenames'}})) {
+                            $lockablenames = 1;
+                            last;
+                        }
+                    }
+                }
+            }
+        }
+    }
+    return $lockablenames;
+}
+
+sub updateable_userinfo {
+    my ($autoupdate,$inststatuses) = @_;
+    my %updateable;
+    return %updateable unless ((ref($autoupdate) eq 'HASH') && 
+                               (ref($inststatuses) eq 'ARRAY'));
+    if (ref($autoupdate->{'fields'}) eq 'HASH') {
+        foreach my $status (@{$inststatuses}) {
+            if (ref($autoupdate->{'fields'}{$status}) eq 'ARRAY') {
+                foreach my $field (@{$autoupdate->{'fields'}{$status}}) {
+                    $updateable{$field} = 1;
+                }
+            }
+        }
+    }
+    return %updateable;
+}
+
+sub do_redirect {
+    my ($r,$url,$msg) = @_;
+    $r->print(
+        &Apache::loncommon::start_page('Loading ...',undef,
+                                       {'redirect'       => [2,$url]}).
+        '<div style="padding:0;clear:both;margin:0;border:0"></div>'."\n".
+        "$msg\n".
+        &Apache::loncommon::end_page());
+    return;
+}
+
+sub toggle_options_js {
+    return <<"ENDSCRIPT";
+<script type="text/javascript">
+// <![CDATA[
+function toggleOptions(form,radioname,divid) {
+    var num = form.elements[radioname].length;
+    if (num) {
+        var setvis = '';
+        var onvalue = 'user';
+        if (radioname == 'settimezone') {
+            onvalue = '1';
+        }
+        for (var i=0; i<num; i++) {
+            if (form.elements[radioname][i].checked) {
+                if (form.elements[radioname][i].value == onvalue) {
+                    if (document.getElementById(divid)) {
+                        document.getElementById(divid).style.display = 'inline-block';
+                    }
+                    setvis = 1;
+                }
+                break;
+            }
+        }
+        if (!setvis) {
+            if (document.getElementById(divid)) {
+                document.getElementById(divid).style.display = 'none';
+            }
+        }
+    }
+    return;
+}
+// ]]>
+</script>
+ENDSCRIPT
+}
+
+sub selectbox {
+    my ($name,$value,$readonly,$functionref,@idlist)=@_;
+    my $selout = '<select name="'.$name.'">';
+    foreach my $id (@idlist) {
+        $selout.='<option value="'.$id.'"';
+        if ($id eq $value) {
+            $selout.=' selected="selected"';
+        }
+        if ($readonly) {
+            $selout .= ' disabled="disabled"';
+        }
+        $selout.='>'.&{$functionref}($id).'</option>';
     }
+    $selout.='</select>';
+    return $selout;
 }
 
 1;