--- loncom/interface/loncommon.pm	2008/05/29 19:35:53	1.657
+++ loncom/interface/loncommon.pm	2011/02/26 12:54:52	1.1001
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common routines
 #
-# $Id: loncommon.pm,v 1.657 2008/05/29 19:35:53 raeburn Exp $
+# $Id: loncommon.pm,v 1.1001 2011/02/26 12:54:52 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -61,6 +61,7 @@ use POSIX qw(strftime mktime);
 use Apache::lonmenu();
 use Apache::lonenc();
 use Apache::lonlocal;
+use Apache::lonnet();
 use HTML::Entities;
 use Apache::lonhtmlcommon();
 use Apache::loncoursedata();
@@ -68,6 +69,7 @@ use Apache::lontexconvert();
 use Apache::lonclonecourse();
 use LONCAPA qw(:DEFAULT :match);
 use DateTime::TimeZone;
+use DateTime::Locale::Catalog;
 
 # ---------------------------------------------- Designs
 use vars qw(%defaultdesign);
@@ -151,7 +153,6 @@ sub ssi_with_retries {
 
 # ----------------------------------------------- Filetypes/Languages/Copyright
 my %language;
-my %timezone;
 my %supported_language;
 my %cprtag;
 my %scprtag;
@@ -194,22 +195,6 @@ BEGIN {
             close($fh);
         }
     }
-# ------------------------------------------------------------------- timezones
-    {
-        my $timetabfile = $Apache::lonnet::perlvar{'lonTabDir'}.
-                                   '/timezone.tab';
-        if ( open(my $fh,"<$timetabfile") ) {
-            while (my $line = <$fh>) {
-                next if ($line=~/^\#/);
-                chomp($line);
-                my $value=$line;
-                $value=~s/\_/ /g;
-                $timezone{$line}=$value;
-            }
-            close($fh);
-        }
-    }
-
 # ------------------------------------------------------------------ copyrights
     {
         my $copyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
@@ -286,7 +271,7 @@ BEGIN {
         }
     }
     &Apache::lonnet::logthis(
-              "<font color=yellow>INFO: Read file types</font>");
+             "<span style='color:yellow;'>INFO: Read file types</span>");
     $readit=1;
     }  # end of unless($readit) 
     
@@ -421,9 +406,10 @@ sub studentbrowser_javascript {
          || ($env{'request.role'}=~/^(au|dc|su)/)
           ) { return ''; }  
    return (<<'ENDSTDBRW');
-<script type="text/javascript" language="Javascript" >
+<script type="text/javascript" language="Javascript">
+// <![CDATA[
     var stdeditbrowser;
-    function openstdbrowser(formname,uname,udom,roleflag,ignorefilter) {
+    function openstdbrowser(formname,uname,udom,clicker,roleflag,ignorefilter,courseadvonly) {
         var url = '/adm/pickstudent?';
         var filter;
 	if (!ignorefilter) {
@@ -435,39 +421,53 @@ sub studentbrowser_javascript {
 	   }
         }
         url += 'form=' + formname + '&unameelement='+uname+
-                                    '&udomelement='+udom;
+                                    '&udomelement='+udom+
+                                    '&clicker='+clicker;
 	if (roleflag) { url+="&roles=1"; }
+        if (courseadvonly) { url+="&courseadvonly=1"; }
         var title = 'Student_Browser';
         var options = 'scrollbars=1,resizable=1,menubar=0';
         options += ',width=700,height=600';
         stdeditbrowser = open(url,title,options,'1');
         stdeditbrowser.focus();
     }
+// ]]>
 </script>
 ENDSTDBRW
 }
 
 sub selectstudent_link {
-   my ($form,$unameele,$udomele)=@_;
+   my ($form,$unameele,$udomele,$courseadvonly,$clickerid)=@_;
+   my $callargs = "'".&Apache::lonhtmlcommon::entity_encode($form)."','".
+                      &Apache::lonhtmlcommon::entity_encode($unameele)."','".
+                      &Apache::lonhtmlcommon::entity_encode($udomele)."'";
    if ($env{'request.course.id'}) {  
        if (!&Apache::lonnet::allowed('srm',$env{'request.course.id'})
 	   && !&Apache::lonnet::allowed('srm',$env{'request.course.id'}.
 					'/'.$env{'request.course.sec'})) {
 	   return '';
        }
-       return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
-        '","'.$udomele.'");'."'>".&mt('Select User')."</a>";
+       $callargs.=",'".&Apache::lonhtmlcommon::entity_encode($clickerid)."'";
+       if ($courseadvonly)  {
+           $callargs .= ",'',1,1";
+       }
+       return '<span class="LC_nobreak">'.
+              '<a href="javascript:openstdbrowser('.$callargs.');">'.
+              &mt('Select User').'</a></span>';
    }
    if ($env{'request.role'}=~/^(au|dc|su)/) {
-       return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
-        '","'.$udomele.'",1);'."'>".&mt('Select User')."</a>";
+       $callargs .= ",1"; 
+       return '<span class="LC_nobreak">'.
+              '<a href="javascript:openstdbrowser('.$callargs.');">'.
+              &mt('Select User').'</a></span>';
    }
    return '';
 }
 
 sub authorbrowser_javascript {
     return <<"ENDAUTHORBRW";
-<script type="text/javascript">
+<script type="text/javascript" language="JavaScript">
+// <![CDATA[
 var stdeditbrowser;
 
 function openauthorbrowser(formname,udom) {
@@ -480,32 +480,28 @@ function openauthorbrowser(formname,udom
     stdeditbrowser.focus();
 }
 
+// ]]>
 </script>
 ENDAUTHORBRW
 }
 
 sub coursebrowser_javascript {
-    my ($domainfilter,$sec_element,$formname)=@_;
-    my $crs_or_grp_alert = &mt('Please select the type of LON-CAPA entity - Course or Group - for which you wish to add/modify a user role');
-   my $output = '
-<script type="text/javascript">
+    my ($domainfilter,$sec_element,$formname,$role_element,$crstype) = @_;
+    my $wintitle = 'Course_Browser';
+    if ($crstype eq 'Community') {
+        $wintitle = 'Community_Browser';
+    }
+    my $id_functions = &javascript_index_functions();
+    my $output = '
+<script type="text/javascript" language="JavaScript">
+// <![CDATA[
     var stdeditbrowser;'."\n";
-   $output .= <<"ENDSTDBRW";
-    function opencrsbrowser(formname,uname,udom,desc,extra_element,multflag,crstype) {
+
+    $output .= <<"ENDSTDBRW";
+    function opencrsbrowser(formname,uname,udom,desc,extra_element,multflag,type,type_elem) {
         var url = '/adm/pickcourse?';
-        var domainfilter = '';
         var formid = getFormIdByName(formname);
-        if (formid > -1) {
-            var domid = getIndexByName(formid,udom);
-            if (domid > -1) {
-                if (document.forms[formid].elements[domid].type == 'select-one') {
-                    domainfilter=document.forms[formid].elements[domid].options[document.forms[formid].elements[domid].selectedIndex].value;
-                }
-                if (document.forms[formid].elements[domid].type == 'hidden') {
-                    domainfilter=document.forms[formid].elements[domid].value;
-                }
-            }
-        }
+        var domainfilter = getDomainFromSelectbox(formname,udom);
         if (domainfilter != null) {
            if (domainfilter != '') {
                url += 'domainfilter='+domainfilter+'&';
@@ -524,59 +520,170 @@ sub coursebrowser_javascript {
             else {
                 if (formname == 'portform') {
                     url += '&setroles='+extra_element;
+                } else {
+                    if (formname == 'rules') {
+                        url += '&fixeddom='+extra_element; 
+                    }
                 }
             }     
         }
-        if (multflag !=null && multflag != '') {
-            url += '&multiple='+multflag;
+        if (type != null && type != '') {
+            url += '&type='+type;
         }
-        if (crstype == 'Course/Group') {
-            if (formname == 'cu') {
-                crstype = document.cu.crstype.options[document.cu.crstype.selectedIndex].value; 
-                if (crstype == "") {
-                    alert("$crs_or_grp_alert");
-                    return;
-                }
-            }
+        if (type_elem != null && type_elem != '') {
+            url += '&typeelement='+type_elem;
+        }
+        if (formname == 'ccrs') {
+            var ownername = document.forms[formid].ccuname.value;
+            var ownerdom =  document.forms[formid].ccdomain.options[document.forms[formid].ccdomain.selectedIndex].value;
+            url += '&cloner='+ownername+':'+ownerdom;
         }
-        if (crstype !=null && crstype != '') {
-            url += '&type='+crstype;
+        if (multflag !=null && multflag != '') {
+            url += '&multiple='+multflag;
         }
-        var title = 'Course_Browser';
+        var title = '$wintitle';
         var options = 'scrollbars=1,resizable=1,menubar=0';
         options += ',width=700,height=600';
         stdeditbrowser = open(url,title,options,'1');
         stdeditbrowser.focus();
     }
+$id_functions
+ENDSTDBRW
+    if (($sec_element ne '') || ($role_element ne '')) {
+        $output .= &setsec_javascript($sec_element,$formname,$role_element);
+    }
+    $output .= '
+// ]]>
+</script>';
+    return $output;
+}
 
-    function getFormIdByName(formname) {
-        for (var i=0;i<document.forms.length;i++) {
-            if (document.forms[i].name == formname) {
-                return i;
-            }
+sub javascript_index_functions {
+    return <<"ENDJS";
+
+function getFormIdByName(formname) {
+    for (var i=0;i<document.forms.length;i++) {
+        if (document.forms[i].name == formname) {
+            return i;
         }
-        return -1; 
     }
+    return -1;
+}
 
-    function getIndexByName(formid,item) {
-        for (var i=0;i<document.forms[formid].elements.length;i++) {
-            if (document.forms[formid].elements[i].name == item) {
-                return i;
+function getIndexByName(formid,item) {
+    for (var i=0;i<document.forms[formid].elements.length;i++) {
+        if (document.forms[formid].elements[i].name == item) {
+            return i;
+        }
+    }
+    return -1;
+}
+
+function getDomainFromSelectbox(formname,udom) {
+    var userdom;
+    var formid = getFormIdByName(formname);
+    if (formid > -1) {
+        var domid = getIndexByName(formid,udom);
+        if (domid > -1) {
+            if (document.forms[formid].elements[domid].type == 'select-one') {
+                userdom=document.forms[formid].elements[domid].options[document.forms[formid].elements[domid].selectedIndex].value;
+            }
+            if (document.forms[formid].elements[domid].type == 'hidden') {
+                userdom=document.forms[formid].elements[domid].value;
             }
         }
-        return -1;
     }
-ENDSTDBRW
-    if ($sec_element ne '') {
-        $output .= &setsec_javascript($sec_element,$formname);
+    return userdom;
+}
+
+ENDJS
+
+}
+
+sub userbrowser_javascript {
+    my $id_functions = &javascript_index_functions();
+    return <<"ENDUSERBRW";
+
+function openuserbrowser(formname,uname,udom,ulast,ufirst,uemail,hideudom,crsdom,caller) {
+    var url = '/adm/pickuser?';
+    var userdom = getDomainFromSelectbox(formname,udom);
+    if (userdom != null) {
+       if (userdom != '') {
+           url += 'srchdom='+userdom+'&';
+       }
     }
-    $output .= '
-</script>';
-    return $output;
+    url += 'form=' + formname + '&unameelement='+uname+
+                                '&udomelement='+udom+
+                                '&ulastelement='+ulast+
+                                '&ufirstelement='+ufirst+
+                                '&uemailelement='+uemail+
+                                '&hideudomelement='+hideudom+
+                                '&coursedom='+crsdom;
+    if ((caller != null) && (caller != undefined)) {
+        url += '&caller='+caller;
+    }
+    var title = 'User_Browser';
+    var options = 'scrollbars=1,resizable=1,menubar=0';
+    options += ',width=700,height=600';
+    var stdeditbrowser = open(url,title,options,'1');
+    stdeditbrowser.focus();
+}
+
+function fix_domain (formname,udom,origdom,uname) {
+    var formid = getFormIdByName(formname);
+    if (formid > -1) {
+        var unameid = getIndexByName(formid,uname);
+        var domid = getIndexByName(formid,udom);
+        var hidedomid = getIndexByName(formid,origdom);
+        if (hidedomid > -1) {
+            var fixeddom = document.forms[formid].elements[hidedomid].value;
+            var unameval = document.forms[formid].elements[unameid].value;
+            if ((fixeddom != '') && (fixeddom != undefined) && (fixeddom != null) && (unameval != '') && (unameval != undefined) && (unameval != null)) {
+                if (domid > -1) {
+                    var slct = document.forms[formid].elements[domid];
+                    if (slct.type == 'select-one') {
+                        var i;
+                        for (i=0;i<slct.length;i++) {
+                            if (slct.options[i].value==fixeddom) { slct.selectedIndex=i; }
+                        }
+                    }
+                    if (slct.type == 'hidden') {
+                        slct.value = fixeddom;
+                    }
+                }
+            }
+        }
+    }
+    return;
+}
+
+$id_functions
+ENDUSERBRW
 }
 
 sub setsec_javascript {
-    my ($sec_element,$formname) = @_;
+    my ($sec_element,$formname,$role_element) = @_;
+    my (@courserolenames,@communityrolenames,$rolestr,$courserolestr,
+        $communityrolestr);
+    if ($role_element ne '') {
+        my @allroles = ('st','ta','ep','in','ad');
+        foreach my $crstype ('Course','Community') {
+            if ($crstype eq 'Community') {
+                foreach my $role (@allroles) {
+                    push(@communityrolenames,&Apache::lonnet::plaintext($role,$crstype));
+                }
+                push(@communityrolenames,&Apache::lonnet::plaintext('co'));
+            } else {
+                foreach my $role (@allroles) {
+                    push(@courserolenames,&Apache::lonnet::plaintext($role,$crstype));
+                }
+                push(@courserolenames,&Apache::lonnet::plaintext('cc'));
+            }
+        }
+        $rolestr = '"'.join('","',@allroles).'"';
+        $courserolestr = '"'.join('","',@courserolenames).'"';
+        $communityrolestr = '"'.join('","',@communityrolenames).'"';
+    }
     my $setsections = qq|
 function setSect(sectionlist) {
     var sectionsArray = new Array();
@@ -610,15 +717,67 @@ function setSect(sectionlist) {
         }
     }
 }
+
+function setRole(crstype) {
 |;
+    if ($role_element eq '') {
+        $setsections .= '    return;
+}
+';
+    } else {
+        $setsections .= qq|
+    var elementLength = document.$formname.$role_element.length;
+    var allroles = Array($rolestr);
+    var courserolenames = Array($courserolestr);
+    var communityrolenames = Array($communityrolestr);
+    if (elementLength != undefined) {
+        if (document.$formname.$role_element.options[5].value == 'cc') {
+            if (crstype == 'Course') {
+                return;
+            } else {
+                allroles[5] = 'co';
+                for (var i=0; i<6; i++) {
+                    document.$formname.$role_element.options[i].value = allroles[i];
+                    document.$formname.$role_element.options[i].text = communityrolenames[i];
+                }
+            }
+        } else {
+            if (crstype == 'Community') {
+                return;
+            } else {
+                allroles[5] = 'cc';
+                for (var i=0; i<6; i++) {
+                    document.$formname.$role_element.options[i].value = allroles[i];
+                    document.$formname.$role_element.options[i].text = courserolenames[i];
+                }
+            }
+        }
+    }
+    return;
+}
+|;
+    }
     return $setsections;
 }
 
-
 sub selectcourse_link {
-   my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype)=@_;
-   return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele.
-        '","'.$udomele.'","'.$desc.'","'.$extra_element.'","'.$multflag.'","'.$selecttype.'");'."'>".&mt('Select Course')."</a>";
+   my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype,
+       $typeelement) = @_;
+   my $type = $selecttype;
+   my $linktext = &mt('Select Course');
+   if ($selecttype eq 'Community') {
+       $linktext = &mt('Select Community');
+   } elsif ($selecttype eq 'Course/Community') {
+       $linktext = &mt('Select Course/Community');
+       $type = '';
+   }
+   return '<span class="LC_nobreak">'
+         ."<a href='"
+         .'javascript:opencrsbrowser("'.$form.'","'.$unameele
+         .'","'.$udomele.'","'.$desc.'","'.$extra_element
+         .'","'.$multflag.'","'.$type.'","'.$typeelement.'");'
+         ."'>".$linktext.'</a>'
+         .'</span>';
 }
 
 sub selectauthor_link {
@@ -627,6 +786,14 @@ sub selectauthor_link {
           &mt('Select Author').'</a>';
 }
 
+sub selectuser_link {
+    my ($form,$unameelem,$domelem,$lastelem,$firstelem,$emailelem,$hdomelem,
+        $coursedom,$linktext,$caller) = @_;
+    return '<a href="javascript:openuserbrowser('."'$form','$unameelem','$domelem',".
+           "'$lastelem','$firstelem','$emailelem','$hdomelem','$coursedom','$caller'".
+           ');">'.$linktext.'</a>';
+}
+
 sub check_uncheck_jscript {
     my $jscript = <<"ENDSCRT";
 function checkAll(field) {
@@ -653,8 +820,15 @@ ENDSCRT
 }
 
 sub select_timezone {
-   my ($name,$selected,$onchange)=@_;
-   my $output="<select name='$name' $onchange>\n";
+   my ($name,$selected,$onchange,$includeempty)=@_;
+   my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
+   if ($includeempty) {
+       $output .= '<option value=""';
+       if (($selected eq '') || ($selected eq 'local')) {
+           $output .= ' selected="selected" ';
+       }
+       $output .= '> </option>';
+   }
    my @timezones = DateTime::TimeZone->all_names;
    foreach my $tzone (@timezones) {
        $output.= '<option value="'.$tzone.'"';
@@ -667,6 +841,72 @@ sub select_timezone {
    return $output;
 }
 
+sub select_datelocale {
+    my ($name,$selected,$onchange,$includeempty)=@_;
+    my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
+    if ($includeempty) {
+        $output .= '<option value=""';
+        if ($selected eq '') {
+            $output .= ' selected="selected" ';
+        }
+        $output .= '> </option>';
+    }
+    my (@possibles,%locale_names);
+    my @locales = DateTime::Locale::Catalog::Locales;
+    foreach my $locale (@locales) {
+        if (ref($locale) eq 'HASH') {
+            my $id = $locale->{'id'};
+            if ($id ne '') {
+                my $en_terr = $locale->{'en_territory'};
+                my $native_terr = $locale->{'native_territory'};
+                my @languages = &Apache::lonlocal::preferred_languages();
+                if (grep(/^en$/,@languages) || !@languages) {
+                    if ($en_terr ne '') {
+                        $locale_names{$id} = '('.$en_terr.')';
+                    } elsif ($native_terr ne '') {
+                        $locale_names{$id} = $native_terr;
+                    }
+                } else {
+                    if ($native_terr ne '') {
+                        $locale_names{$id} = $native_terr.' ';
+                    } elsif ($en_terr ne '') {
+                        $locale_names{$id} = '('.$en_terr.')';
+                    }
+                }
+                push (@possibles,$id);
+            }
+        }
+    }
+    foreach my $item (sort(@possibles)) {
+        $output.= '<option value="'.$item.'"';
+        if ($item eq $selected) {
+            $output.=' selected="selected"';
+        }
+        $output.=">$item";
+        if ($locale_names{$item} ne '') {
+            $output.="  $locale_names{$item}</option>\n";
+        }
+        $output.="</option>\n";
+    }
+    $output.="</select>";
+    return $output;
+}
+
+sub select_language {
+    my ($name,$selected,$includeempty) = @_;
+    my %langchoices;
+    if ($includeempty) {
+        %langchoices = ('' => 'No language preference');
+    }
+    foreach my $id (&languageids()) {
+        my $code = &supportedlanguagecode($id);
+        if ($code) {
+            $langchoices{$code} = &plainlanguagedescription($id);
+        }
+    }
+    return &select_form($selected,$name,\%langchoices);
+}
+
 =pod
 
 =item * &linked_select_forms(...)
@@ -753,7 +993,8 @@ sub linked_select_forms {
     my $first = "document.$formname.$firstselectname";
     # output the javascript to do the changing
     my $result = '';
-    $result.="<script type=\"text/javascript\">\n";
+    $result.='<script type="text/javascript" language="JavaScript">'."\n";
+    $result.="// <![CDATA[\n";
     $result.="var select2data = new Object();\n";
     $" = '","';
     my $debug = '';
@@ -799,6 +1040,7 @@ function select1_changed() {
         }
     }
 }
+// ]]>
 </script>
 END
     # output the initial values for the selection lists
@@ -834,7 +1076,7 @@ END
 
 =pod
 
-=item * &help_open_topic($topic,$text,$stayOnPage,$width,$height)
+=item * &help_open_topic($topic,$text,$stayOnPage,$width,$height,$imgid)
 
 Returns a string corresponding to an HTML link to the given help
 $topic, where $topic corresponds to the name of a .tex file in
@@ -852,17 +1094,18 @@ a new window using Javascript. (Default
 
 $width and $height are optional numerical parameters that will
 override the width and height of the popped up window, which may
-be useful for certain help topics with big pictures included. 
+be useful for certain help topics with big pictures included.
+
+$imgid is the id of the img tag used for the help icon. This may be
+used in a javascript call to switch the image src.  See 
+lonhtmlcommon::htmlareaselectactive() for an example.
 
 =cut
 
 sub help_open_topic {
-    my ($topic, $text, $stayOnPage, $width, $height) = @_;
+    my ($topic, $text, $stayOnPage, $width, $height, $imgid) = @_;
     $text = "" if (not defined $text);
     $stayOnPage = 0 if (not defined $stayOnPage);
-    if ($env{'browser.interface'} eq 'textual') {
-	$stayOnPage=1;
-    }
     $width = 350 if (not defined $width);
     $height = 400 if (not defined $height);
     my $filename = $topic;
@@ -880,19 +1123,26 @@ sub help_open_topic {
     }
 
     # Add the text
-    if ($text ne "") {
-	$template .= 
-            "<table bgcolor='#3333AA' cellspacing='1' cellpadding='1' border='0'><tr>".
-            "<td bgcolor='#5555FF'><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
+    if ($text ne "") {	
+	$template.='<span class="LC_help_open_topic">'
+                  .'<a target="_top" href="'.$link.'">'
+                  .$text.'</a>';
     }
 
-    # Add the graphic
+    # (Always) Add the graphic
     my $title = &mt('Online Help');
-    my $helpicon=&lonhttpdurl("/res/adm/pages/help.png");
-    $template .= <<"ENDTEMPLATE";
- <a target="_top" href="$link" title="$title"><img src="$helpicon" border="0" alt="(Help: $topic)" /></a>
-ENDTEMPLATE
-    if ($text ne '') { $template.='</td></tr></table>' };
+    my $helpicon=&lonhttpdurl("/adm/help/help.png");
+    if ($imgid ne '') {
+        $imgid = ' id="'.$imgid.'"';
+    }
+    $template.=' <a target="_top" href="'.$link.'" title="'.$title.'">'
+              .'<img src="'.$helpicon.'" border="0"'
+              .' alt="'.&mt('Help: [_1]',$topic).'"'
+              .' title="'.$title.'" style="vertical-align:middle;"'.$imgid 
+              .' /></a>';
+    if ($text ne "") {	
+        $template.='</span>';
+    }
     return $template;
 
 }
@@ -900,29 +1150,41 @@ ENDTEMPLATE
 # This is a quicky function for Latex cheatsheet editing, since it 
 # appears in at least four places
 sub helpLatexCheatsheet {
-    my $other = shift;
+    my ($topic,$text,$not_author) = @_;
+    my $out;
     my $addOther = '';
-    if ($other) {
-	$addOther = Apache::loncommon::help_open_topic($other, shift,
-						       undef, undef, 600) .
-							   '</td><td>';
-    }
-    return '<table><tr><td>'.
-	$addOther .
-	&Apache::loncommon::help_open_topic("Greek_Symbols",&mt('Greek Symbols'),
-					    undef,undef,600)
-	.'</td><td>'.
-	&Apache::loncommon::help_open_topic("Other_Symbols",&mt('Other Symbols'),
-					    undef,undef,600)
-	.'</td></tr></table>';
+    if ($topic) {
+	$addOther = '<span>'.&Apache::loncommon::help_open_topic($topic,&mt($text),
+							       undef, undef, 600).
+								   '</span> ';
+    }
+    $out = '<span>' # Start cheatsheet
+	  .$addOther
+          .'<span>'
+	  .&Apache::loncommon::help_open_topic('Greek_Symbols',&mt('Greek Symbols'),
+					       undef,undef,600)
+	  .'</span> <span>'
+	  .&Apache::loncommon::help_open_topic('Other_Symbols',&mt('Other Symbols'),
+					       undef,undef,600)
+	  .'</span>';
+    unless ($not_author) {
+        $out .= ' <span>'
+	       .&Apache::loncommon::help_open_topic('Authoring_Output_Tags',&mt('Output Tags'),
+	                                            undef,undef,600)
+	       .'</span>';
+    }
+    $out .= '</span>'; # End cheatsheet
+    return $out;
 }
 
 sub general_help {
     my $helptopic='Student_Intro';
     if ($env{'request.role'}=~/^(ca|au)/) {
 	$helptopic='Authoring_Intro';
-    } elsif ($env{'request.role'}=~/^cc/) {
+    } elsif ($env{'request.role'}=~/^(cc|co)/) {
 	$helptopic='Course_Coordination_Intro';
+    } elsif ($env{'request.role'}=~/^dc/) {
+        $helptopic='Domain_Coordination_Intro';
     }
     return $helptopic;
 }
@@ -939,7 +1201,9 @@ sub update_help_link {
     my $banner_link = "/adm/helpmenu?page=banner&amp;topic=$topic&amp;component_help=$component_help&amp;faq=$faq&amp;bug=$bug&amp;origurl=$origurl&amp;stamp=$timestamp&amp;stayonpage=$stayOnPage";
     my $output .= <<"ENDOUTPUT";
 <script type="text/javascript">
+// <![CDATA[
 banner_link = '$banner_link';
+// ]]>
 </script>
 ENDOUTPUT
     return $output;
@@ -949,13 +1213,7 @@ ENDOUTPUT
 sub help_open_menu {
     my ($topic,$component_help,$faq,$bug,$stayOnPage,$width,$height,$text) 
 	= @_;    
-    $stayOnPage = 0 if (not defined $stayOnPage);
-    # only use pop-up help (stayOnPage == 0)
-    # if environment.remote is on (using remote control UI)
-    if ($env{'browser.interface'} eq 'textual' ||
-    	$env{'environment.remote'} eq 'off' ) {
-        $stayOnPage=1;
-    }
+    $stayOnPage = 1;
     my $output;
     if ($component_help) {
 	if (!$text) {
@@ -976,9 +1234,8 @@ sub help_open_menu {
 sub top_nav_help {
     my ($text) = @_;
     $text = &mt($text);
-    my $stay_on_page = 
-	($env{'browser.interface'}  eq 'textual' ||
-	 $env{'environment.remote'} eq 'off' );
+    my $stay_on_page = 1;
+
     my $link = ($stay_on_page) ? "javascript:helpMenu('display')"
 	                     : "javascript:helpMenu('open')";
     my $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);
@@ -993,11 +1250,7 @@ END
 
 sub help_menu_js {
     my ($text) = @_;
-
-    my $stayOnPage = 
-	($env{'browser.interface'}  eq 'textual' ||
-	 $env{'environment.remote'} eq 'off' );
-
+    my $stayOnPage = 1;
     my $width = 620;
     my $height = 600;
     my $helptopic=&general_help();
@@ -1016,8 +1269,8 @@ sub help_menu_js {
 
     my $template .= <<"ENDTEMPLATE";
 <script type="text/javascript">
-// <!-- BEGIN LON-CAPA Internal
 // <![CDATA[
+// <!-- BEGIN LON-CAPA Internal
 var banner_link = '';
 function helpMenu(target) {
     var caller = this;
@@ -1042,8 +1295,8 @@ function writeHelp(caller) {
     caller.document.close()
     caller.focus()
 }
-// ]]>
 // END LON-CAPA Internal -->
+// ]]>
 </script>
 ENDTEMPLATE
     return $template;
@@ -1054,11 +1307,7 @@ sub help_open_bug {
     unless ($env{'user.adv'}) { return ''; }
     unless ($Apache::lonnet::perlvar{'BugzillaHost'}) { return ''; }
     $text = "" if (not defined $text);
-    $stayOnPage = 0 if (not defined $stayOnPage);
-    if ($env{'browser.interface'} eq 'textual' ||
-	$env{'environment.remote'} eq 'off' ) {
 	$stayOnPage=1;
-    }
     $width = 600 if (not defined $width);
     $height = 600 if (not defined $height);
 
@@ -1080,7 +1329,7 @@ sub help_open_bug {
     {
 	$template .= 
   "<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".
-  "<td bgcolor='#FF5555'><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
+  "<td bgcolor='#FF5555'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";
     }
 
     # Add the graphic
@@ -1099,11 +1348,7 @@ sub help_open_faq {
     unless ($env{'user.adv'}) { return ''; }
     unless ($Apache::lonnet::perlvar{'FAQHost'}) { return ''; }
     $text = "" if (not defined $text);
-    $stayOnPage = 0 if (not defined $stayOnPage);
-    if ($env{'browser.interface'} eq 'textual' ||
-	$env{'environment.remote'} eq 'off' ) {
 	$stayOnPage=1;
-    }
     $width = 350 if (not defined $width);
     $height = 400 if (not defined $height);
 
@@ -1125,7 +1370,7 @@ sub help_open_faq {
     {
 	$template .= 
   "<table bgcolor='#337733' cellspacing='1' cellpadding='1' border='0'><tr>".
-  "<td bgcolor='#448844'><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
+  "<td bgcolor='#448844'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF; font-size:10pt;\">$text</span></a>";
     }
 
     # Add the graphic
@@ -1311,6 +1556,7 @@ sub resize_textarea_js {
     my $geometry = &viewport_geometry_js();
     return <<"RESIZE";
     <script type="text/javascript">
+// <![CDATA[
 $geometry
 
 function getX(element) {
@@ -1349,6 +1595,7 @@ function resize_textarea(textarea_id,bot
     }
     textarea.style.height=new_height+'px';
 }
+// ]]>
 </script>
 RESIZE
 
@@ -1469,10 +1716,13 @@ sub create_workbook {
     my $workbook  = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
     if (! defined($workbook)) {
         $r->log_error("Error creating excel spreadsheet $filename: $!");
-        $r->print('<p>'.&mt("Unable to create new Excel file.  ".
-                            "This error has been logged.  ".
-                            "Please alert your LON-CAPA administrator").
-                  '</p>');
+        $r->print(
+            '<p class="LC_error">'
+           .&mt('Problems occurred in creating the new Excel file.')
+           .' '.&mt('This error has been logged.')
+           .' '.&mt('Please alert your LON-CAPA administrator.')
+           .'</p>'
+        );
         return (undef);
     }
     #
@@ -1512,9 +1762,13 @@ sub create_text_file {
     $fh = Apache::File->new('>/home/httpd'.$filename);
     if (! defined($fh)) {
         $r->log_error("Couldn't open $filename for output $!");
-        $r->print("Problems occured in creating the output file.  ".
-                  "This error has been logged.  ".
-                  "Please alert your LON-CAPA administrator.");
+        $r->print(
+            '<p class="LC_error">'
+           .&mt('Problems occurred in creating the output file.')
+           .' '.&mt('This error has been logged.')
+           .' '.&mt('Please alert your LON-CAPA administrator.')
+           .'</p>'
+        );
     }
     return ($fh,$filename)
 }
@@ -1543,7 +1797,7 @@ sub domain_select {
 	return &multiple_select_form($name,$value,4,\%domains);
     } else {
 	$domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
-	return &select_form($name,$value,%domains);
+	return &select_form($name,$value,\%domains);
     }
 }
 
@@ -1581,7 +1835,7 @@ sub multiple_select_form {
             $size = scalar(keys(%$hash));
         }
     }
-    $output.="\n<select name='$name' size='$size' multiple='1'>";
+    $output.="\n".'<select name="'.$name.'" size="'.$size.'" multiple="multiple">';
     my @order;
     if (ref($order) eq 'ARRAY')  {
         @order = @{$order};
@@ -1605,29 +1859,36 @@ sub multiple_select_form {
 
 =pod
 
-=item * &select_form($defdom,$name,%hash)
+=item * &select_form($defdom,$name,$hashref,$onchange)
 
 Returns a string containing a <select name='$name' size='1'> form to 
-allow a user to select options from a hash option_name => displayed text.  
+allow a user to select options from a ref to a hash containing:
+option_name => displayed text. An optional $onchange can include
+a javascript onchange item, e.g., onchange="this.form.submit();"  
+
 See lonrights.pm for an example invocation and use.
 
 =cut
 
 #-------------------------------------------
 sub select_form {
-    my ($def,$name,%hash) = @_;
-    my $selectform = "<select name=\"$name\" size=\"1\">\n";
+    my ($def,$name,$hashref,$onchange) = @_;
+    return unless (ref($hashref) eq 'HASH');
+    if ($onchange) {
+        $onchange = ' onchange="'.$onchange.'"';
+    }
+    my $selectform = "<select name=\"$name\" size=\"1\"$onchange>\n";
     my @keys;
-    if (exists($hash{'select_form_order'})) {
-	@keys=@{$hash{'select_form_order'}};
+    if (exists($hashref->{'select_form_order'})) {
+	@keys=@{$hashref->{'select_form_order'}};
     } else {
-	@keys=sort(keys(%hash));
+	@keys=sort(keys(%{$hashref}));
     }
     foreach my $key (@keys) {
         $selectform.=
 	    '<option value="'.&HTML::Entities::encode($key,'"<>&').'" '.
             ($key eq $def ? 'selected="selected" ' : '').
-                ">".&mt($hash{$key})."</option>\n";
+                ">".$hashref->{$key}."</option>\n";
     }
     $selectform.="</select>";
     return $selectform;
@@ -1638,17 +1899,17 @@ sub select_form {
 sub display_filter {
     if (!$env{'form.show'}) { $env{'form.show'}=10; }
     if (!$env{'form.displayfilter'}) { $env{'form.displayfilter'}='currentfolder'; }
-    return '<nobr><label>'.&mt('Records [_1]',
+    return '<span class="LC_nobreak"><label>'.&mt('Records [_1]',
 			       &Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
 							   (&mt('all'),10,20,50,100,1000,10000))).
-	   '</label></nobr> <nobr>'.
+	   '</label></span> <span class="LC_nobreak">'.
            &mt('Filter [_1]',
 	   &select_form($env{'form.displayfilter'},
 			'displayfilter',
-			('currentfolder' => 'Current folder/page',
+			{'currentfolder' => 'Current folder/page',
 			 'containing' => 'Containing phrase',
-			 'none' => 'None'))).
-			 '<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></nobr>';
+			 'none' => 'None'})).
+			 '<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></span>';
 }
 
 sub gradeleveldescription {
@@ -1692,7 +1953,7 @@ sub select_level_form {
 
 =pod
 
-=item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc)
+=item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms)
 
 Returns a string containing a <select name='$name' size='1'> form to 
 allow a user to select the domain to preform an operation in.  
@@ -1701,16 +1962,28 @@ See loncreateuser.pm for an example invo
 If the $includeempty flag is set, it also includes an empty choice ("no domain
 selected");
 
-If the $showdomdesc flag is set, the domain name is followed by the domain description. 
+If the $showdomdesc flag is set, the domain name is followed by the domain description.
+
+The optional $onchange argument specifies what should occur if the domain selector is changed, e.g., 'this.form.submit()' if the form is to be automatically submitted.
+
+The optional $incdoms is a reference to an array of domains which will be the only available options. 
 
 =cut
 
 #-------------------------------------------
 sub select_dom_form {
-    my ($defdom,$name,$includeempty,$showdomdesc) = @_;
-    my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
+    my ($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms) = @_;
+    if ($onchange) {
+        $onchange = ' onchange="'.$onchange.'"';
+    }
+    my @domains;
+    if (ref($incdoms) eq 'ARRAY') {
+        @domains = sort {lc($a) cmp lc($b)} (@{$incdoms});
+    } else {
+        @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
+    }
     if ($includeempty) { @domains=('',@domains); }
-    my $selectdomain = "<select name=\"$name\" size=\"1\">\n";
+    my $selectdomain = "<select name=\"$name\" size=\"1\"$onchange>\n";
     foreach my $dom (@domains) {
         $selectdomain.="<option value=\"$dom\" ".
             ($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
@@ -1766,7 +2039,7 @@ sub home_server_form_item {
     if ($numlib > 1) {
         $result .= '<select name="'.$name.'" />'."\n";
         if ($default) {
-            $result .= '<option value="default" selected>'.&mt('default').
+            $result .= '<option value="default" selected="selected">'.&mt('default').
                        '</option>'."\n";
         }
         foreach my $hostid (sort(keys(%servers))) {
@@ -2005,12 +2278,16 @@ function changed_text(choice,currentform
 }
 
 function set_auth_radio_buttons(newvalue,currentform) {
+    var numauthchoices = currentform.login.length;
+    if (typeof numauthchoices  == "undefined") {
+        return;
+    } 
     var i=0;
-    while (i < currentform.login.length) {
+    while (i < numauthchoices) {
         if (currentform.login[i].value == newvalue) { break; }
         i++;
     }
-    if (i == currentform.login.length) {
+    if (i == numauthchoices) {
         return;
     }
     current.radiovalue = newvalue;
@@ -2061,14 +2338,14 @@ sub authform_kerberos {
         $autharg,$jscall);
     my ($authnum,%can_assign) =  &get_assignable_auth($in{'domain'});
     if ($in{'kerb_def_auth'} eq 'krb5') {
-       $check5 = ' checked="on"';
+       $check5 = ' checked="checked"';
     } else {
-       $check4 = ' checked="on"';
+       $check4 = ' checked="checked"';
     }
     $krbarg = $in{'kerb_def_dom'};
     if (defined($in{'curr_authtype'})) {
         if ($in{'curr_authtype'} eq 'krb') {
-            $krbcheck = ' checked="on"';
+            $krbcheck = ' checked="checked"';
             if (defined($in{'mode'})) {
                 if ($in{'mode'} eq 'modifyuser') {
                     $krbcheck = '';
@@ -2076,10 +2353,10 @@ sub authform_kerberos {
             }
             if (defined($in{'curr_kerb_ver'})) {
                 if ($in{'curr_krb_ver'} eq '5') {
-                    $check5 = ' checked="on"';
+                    $check5 = ' checked="checked"';
                     $check4 = '';
                 } else {
-                    $check4 = ' checked="on"';
+                    $check4 = ' checked="checked"';
                     $check5 = '';
                 }
             }
@@ -2100,7 +2377,7 @@ sub authform_kerberos {
         }
     } else {
         if ($authnum == 1) {
-            $authtype = '<input type="hidden" name="login" value="krb">';
+            $authtype = '<input type="hidden" name="login" value="krb" />';
         }
     }
     if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
@@ -2109,7 +2386,7 @@ sub authform_kerberos {
         if (defined($in{'mode'})) {
             if ($in{'mode'} eq 'modifycourse') {
                 if ($authnum == 1) {
-                    $authtype = '<input type="hidden" name="login" value="krb">';
+                    $authtype = '<input type="hidden" name="login" value="krb" />';
                 }
             }
         }
@@ -2170,7 +2447,7 @@ sub authform_internal{
     if (defined($in{'curr_authtype'})) {
         if ($in{'curr_authtype'} eq 'int') {
             if ($can_assign{'int'}) {
-                $intcheck = 'checked="on" ';
+                $intcheck = 'checked="checked" ';
                 if (defined($in{'mode'})) {
                     if ($in{'mode'} eq 'modifyuser') {
                         $intcheck = '';
@@ -2186,7 +2463,7 @@ sub authform_internal{
         }
     } else {
         if ($authnum == 1) {
-            $authtype = '<input type="hidden" name="login" value="int">';
+            $authtype = '<input type="hidden" name="login" value="int" />';
         }
     }
     if (!$can_assign{'int'}) {
@@ -2195,7 +2472,7 @@ sub authform_internal{
         if (defined($in{'mode'})) {
             if ($in{'mode'} eq 'modifycourse') {
                 if ($authnum == 1) {
-                    $authtype = '<input type="hidden" name="login" value="int">';
+                    $authtype = '<input type="hidden" name="login" value="int" />';
                 }
             }
         }
@@ -2210,7 +2487,7 @@ sub authform_internal{
     $result = &mt
         ('[_1] Internally authenticated (with initial password [_2])',
          '<label>'.$authtype,'</label>'.$autharg);
-    $result.="<label><input type=\"checkbox\" name=\"visible\" onClick='if (this.checked) { this.form.intarg.type=\"text\" } else { this.form.intarg.type=\"password\" }' />".&mt('Visible input').'</label>';
+    $result.="<label><input type=\"checkbox\" name=\"visible\" onclick='if (this.checked) { this.form.intarg.type=\"text\" } else { this.form.intarg.type=\"password\" }' />".&mt('Visible input').'</label>';
     return $result;
 }
 
@@ -2225,7 +2502,7 @@ sub authform_local{
     if (defined($in{'curr_authtype'})) {
         if ($in{'curr_authtype'} eq 'loc') {
             if ($can_assign{'loc'}) {
-                $loccheck = 'checked="on" ';
+                $loccheck = 'checked="checked" ';
                 if (defined($in{'mode'})) {
                     if ($in{'mode'} eq 'modifyuser') {
                         $loccheck = '';
@@ -2241,7 +2518,7 @@ sub authform_local{
         }
     } else {
         if ($authnum == 1) {
-            $authtype = '<input type="hidden" name="login" value="loc">';
+            $authtype = '<input type="hidden" name="login" value="loc" />';
         }
     }
     if (!$can_assign{'loc'}) {
@@ -2250,7 +2527,7 @@ sub authform_local{
         if (defined($in{'mode'})) {
             if ($in{'mode'} eq 'modifycourse') {
                 if ($authnum == 1) {
-                    $authtype = '<input type="hidden" name="login" value="loc">';
+                    $authtype = '<input type="hidden" name="login" value="loc" />';
                 }
             }
         }
@@ -2279,7 +2556,7 @@ sub authform_filesystem{
     if (defined($in{'curr_authtype'})) {
         if ($in{'curr_authtype'} eq 'fsys') {
             if ($can_assign{'fsys'}) {
-                $fsyscheck = 'checked="on" ';
+                $fsyscheck = 'checked="checked" ';
                 if (defined($in{'mode'})) {
                     if ($in{'mode'} eq 'modifyuser') {
                         $fsyscheck = '';
@@ -2292,7 +2569,7 @@ sub authform_filesystem{
         }
     } else {
         if ($authnum == 1) {
-            $authtype = '<input type="hidden" name="login" value="fsys">';
+            $authtype = '<input type="hidden" name="login" value="fsys" />';
         }
     }
     if (!$can_assign{'fsys'}) {
@@ -2301,7 +2578,7 @@ sub authform_filesystem{
         if (defined($in{'mode'})) {
             if ($in{'mode'} eq 'modifycourse') {
                 if ($authnum == 1) {
-                    $authtype = '<input type="hidden" name="login" value="fsys">';
+                    $authtype = '<input type="hidden" name="login" value="fsys" />';
                 }
             }
         }
@@ -2669,6 +2946,43 @@ sub flush_email_cache {
     &Apache::lonnet::devalidate_cache_new('emailscache',$id);
 }
 
+# -------------------------------------------------------------------- getlangs
+
+=pod
+
+=item * &getlangs($uname,$udom)
+
+Gets a user's language preference and returns it as a hash with key:
+language.
+
+=cut
+
+
+sub getlangs {
+    my ($uname,$udom) = @_;
+    if (!$udom)  { $udom =$env{'user.domain'}; }
+    if (!$uname) { $uname=$env{'user.name'};   }
+    my $id=$uname.':'.$udom;
+    my ($langs,$cached)=&Apache::lonnet::is_cached_new('userlangs',$id);
+    if ($cached) {
+        return %{$langs};
+    } else {
+        my %loadlangs=&Apache::lonnet::get('environment',['languages'],
+                                           $udom,$uname);
+        &Apache::lonnet::do_cache_new('userlangs',$id,\%loadlangs);
+        return %loadlangs;
+    }
+}
+
+sub flush_langs_cache {
+    my ($uname,$udom)=@_;
+    if (!$udom)  { $udom =$env{'user.domain'}; }
+    if (!$uname) { $uname=$env{'user.name'};   }
+    return if ($udom eq 'public' && $uname eq 'public');
+    my $id=$uname.':'.$udom;
+    &Apache::lonnet::devalidate_cache_new('userlangs',$id);
+}
+
 # ------------------------------------------------------------------ Screenname
 
 =pod
@@ -2688,6 +3002,26 @@ sub screenname {
 }
 
 
+# ------------------------------------------------------------- Confirm Wrapper
+=pod
+
+=item confirmwrapper
+
+Wrap messages about completion of operation in box
+
+=cut
+
+sub confirmwrapper {
+    my ($message)=@_;
+    if ($message) {
+        return "\n".'<div class="LC_confirm_box">'."\n"
+               .$message."\n"
+               .'</div>'."\n";
+    } else {
+        return $message;
+    }
+}
+
 # ------------------------------------------------------------- Message Wrapper
 
 sub messagewrapper {
@@ -2698,13 +3032,15 @@ sub messagewrapper {
 	'&amp;subject='.&escape($subject).'&amp;text='.&escape($text).'" '.
         'title="'.&mt('Send message').'">'.$link.'</a>';
 }
+
 # --------------------------------------------------------------- Notes Wrapper
 
 sub noteswrapper {
     my ($link,$un,$do)=@_;
     return 
-"<a href='/adm/email?recordftf=retrieve&recname=$un&recdom=$do'>$link</a>";
+"<a href='/adm/email?recordftf=retrieve&amp;recname=$un&amp;recdom=$do'>$link</a>";
 }
+
 # ------------------------------------------------------------- Aboutme Wrapper
 
 sub aboutmewrapper {
@@ -2712,23 +3048,21 @@ sub aboutmewrapper {
     if (!defined($username)  && !defined($domain)) {
         return;
     }
-    return '<a href="/adm/'.$domain.'/'.$username.'/aboutme"'.
-	($target?' target="$target"':'').' title="'.&mt("View this user's personal page").'">'.$link.'</a>';
+    return '<a href="/adm/'.$domain.'/'.$username.'/aboutme?forcestudent=1"'.
+	($target?' target="$target"':'').' title="'.&mt("View this user's personal information page").'">'.$link.'</a>';
 }
 
 # ------------------------------------------------------------ Syllabus Wrapper
 
-
 sub syllabuswrapper {
-    my ($linktext,$coursedir,$domain,$fontcolor)=@_;
-    if ($fontcolor) { 
-        $linktext='<font color="'.$fontcolor.'">'.$linktext.'</font>'; 
-    }
+    my ($linktext,$coursedir,$domain)=@_;
     return qq{<a href="/public/$domain/$coursedir/syllabus">$linktext</a>};
 }
 
+# -----------------------------------------------------------------------------
+
 sub track_student_link {
-    my ($linktext,$sname,$sdom,$target,$start) = @_;
+    my ($linktext,$sname,$sdom,$target,$start,$only_body) = @_;
     my $link ="/adm/trackstudent?";
     my $title = 'View recent activity';
     if (defined($sname) && $sname !~ /^\s*$/ &&
@@ -2742,12 +3076,34 @@ sub track_student_link {
         $target = '';
     }
     if ($start) { $link.='&amp;start='.$start; }
+    if ($only_body) { $link .= '&amp;only_body=1'; }
     $title = &mt($title);
     $linktext = &mt($linktext);
     return qq{<a href="$link" title="$title" $target>$linktext</a>}.
 	&help_open_topic('View_recent_activity');
 }
 
+sub slot_reservations_link {
+    my ($linktext,$sname,$sdom,$target) = @_;
+    my $link ="/adm/slotrequest?command=showresv&amp;origin=aboutme";
+    my $title = 'View slot reservation history';
+    if (defined($sname) && $sname !~ /^\s*$/ &&
+        defined($sdom)  && $sdom  !~ /^\s*$/) {
+        $link .= "&amp;uname=$sname&amp;udom=$sdom";
+        $title .= ' of this student';
+    }
+    if (defined($target) && $target !~ /^\s*$/) {
+        $target = qq{target="$target"};
+    } else {
+        $target = '';
+    }
+    $title = &mt($title);
+    $linktext = &mt($linktext);
+    return qq{<a href="$link" title="$title" $target>$linktext</a>};
+# FIXME uncomment when help item created: &help_open_topic('Slot_Reservation_History');
+
+}
+
 # ===================================================== Display a student photo
 
 
@@ -2898,8 +3254,7 @@ sub filemimetype {
 sub filecategoryselect {
     my ($name,$value)=@_;
     return &select_form($value,$name,
-			'' => &mt('Any category'),
-			map { $_,$_ } sort(keys(%category_extensions)));
+                        {'' => &mt('Any category'), map { $_,$_ } sort(keys(%category_extensions))});
 }
 
 =pod
@@ -2950,7 +3305,7 @@ sub fileextensions {
 
 sub display_languages {
     my %languages=();
-    foreach my $lang (&preferred_languages()) {
+    foreach my $lang (&Apache::lonlocal::preferred_languages()) {
 	$languages{$lang}=1;
     }
     &get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']);
@@ -2962,54 +3317,9 @@ sub display_languages {
     return %languages;
 }
 
-sub preferred_languages {
-    my @languages=();
-    if (($env{'request.role.adv'}) && ($env{'form.languages'})) {
-        @languages=(@languages,split(/\s*(\,|\;|\:)\s*/,$env{'form.languages'}));
-    }
-    if ($env{'course.'.$env{'request.course.id'}.'.languages'}) {
-	@languages=(@languages,split(/\s*(\,|\;|\:)\s*/,
-	         $env{'course.'.$env{'request.course.id'}.'.languages'}));
-    }
-
-    if ($env{'environment.languages'}) {
-	@languages=(@languages,
-		    split(/\s*(\,|\;|\:)\s*/,$env{'environment.languages'}));
-    }
-    my $browser=$ENV{'HTTP_ACCEPT_LANGUAGE'};
-    if ($browser) {
-	my @browser = 
-	    map { (split(/\s*;\s*/,$_))[0] } (split(/\s*,\s*/,$browser));
-	push(@languages,@browser);
-    }
-
-    foreach my $domtype ($env{'user.domain'},$env{'request.role.domain'},
-                         $Apache::lonnet::perlvar{'lonDefDomain'}) {
-        if ($domtype ne '') {
-            my %domdefs = &Apache::lonnet::get_domain_defaults($domtype);
-            if ($domdefs{'lang_def'} ne '') {
-                push(@languages,$domdefs{'lang_def'});
-            }
-        }
-    }
-# turn "en-ca" into "en-ca,en"
-    my @genlanguages;
-    foreach my $lang (@languages) {
-	unless ($lang=~/\w/) { next; }
-	push(@genlanguages,$lang);
-	if ($lang=~/(\-|\_)/) {
-	    push(@genlanguages,(split(/(\-|\_)/,$lang))[0]);
-	}
-    }
-    #uniqueify the languages list
-    my %count;
-    @genlanguages = map { $count{$_}++ == 0 ? $_ : () } @genlanguages;
-    return @genlanguages;
-}
-
 sub languages {
     my ($possible_langs) = @_;
-    my @preferred_langs = &preferred_languages();
+    my @preferred_langs = &Apache::lonlocal::preferred_languages();
     if (!ref($possible_langs)) {
 	if( wantarray ) {
 	    return @preferred_langs;
@@ -3030,6 +3340,29 @@ sub languages {
     return $preferred_possibilities[0];
 }
 
+sub user_lang {
+    my ($touname,$toudom,$fromcid) = @_;
+    my @userlangs;
+    if (($fromcid ne '') && ($env{'course.'.$fromcid.'.languages'} ne '')) {
+        @userlangs=(@userlangs,split(/\s*(\,|\;|\:)\s*/,
+                    $env{'course.'.$fromcid.'.languages'}));
+    } else {
+        my %langhash = &getlangs($touname,$toudom);
+        if ($langhash{'languages'} ne '') {
+            @userlangs = split(/\s*(\,|\;|\:)\s*/,$langhash{'languages'});
+        } else {
+            my %domdefs = &Apache::lonnet::get_domain_defaults($toudom);
+            if ($domdefs{'lang_def'} ne '') {
+                @userlangs = ($domdefs{'lang_def'});
+            }
+        }
+    }
+    my @languages=&Apache::lonlocal::get_genlanguages(@userlangs);
+    my $user_lh = Apache::localize->get_handle(@languages);
+    return $user_lh;
+}
+
+
 ###############################################################
 ##               Student Answer Attempts                     ##
 ###############################################################
@@ -3086,12 +3419,26 @@ sub get_previous_attempt {
       }
       $prevattempts=&start_data_table().&start_data_table_header_row();
       $prevattempts.='<th>'.&mt('History').'</th>';
+      my (%typeparts,%lasthidden);
+      my $showsurv=&Apache::lonnet::allowed('vas',$env{'request.course.id'});
       foreach my $key (sort(keys(%lasthash))) {
 	my ($ign,@parts) = split(/\./,$key);
 	if ($#parts > 0) {
 	  my $data=$parts[-1];
+          next if ($data eq 'foilorder');
 	  pop(@parts);
-	  $prevattempts.='<th>'.&mt('Part ').join('.',@parts).'<br />'.$data.'&nbsp;</th>';
+          if ($data eq 'type') {
+              unless ($showsurv) {
+                  my $id = join(',',@parts);
+                  $typeparts{$ign.'.'.$id} = $lasthash{$key};
+                  if (($lasthash{$key} eq 'anonsurvey') || ($lasthash{$key} eq 'anonsurveycred')) {
+                      $lasthidden{$ign.'.'.$id} = 1;
+                  }
+              }
+              delete($lasthash{$key});
+          } else {
+	      $prevattempts.='<th>'.&mt('Part ').join('.',@parts).'<br />'.$data.'&nbsp;</th>';
+          }
 	} else {
 	  if ($#parts == 0) {
 	    $prevattempts.='<th>'.$parts[0].'</th>';
@@ -3103,21 +3450,93 @@ sub get_previous_attempt {
       $prevattempts.=&end_data_table_header_row();
       if ($getattempt eq '') {
 	for ($version=1;$version<=$returnhash{'version'};$version++) {
-	  $prevattempts.=&start_data_table_row().
-	      '<td>'.&mt('Transaction [_1]',$version).'</td>';
-	    foreach my $key (sort(keys(%lasthash))) {
-		my $value = &format_previous_attempt_value($key,
-							   $returnhash{$version.':'.$key});
-		$prevattempts.='<td>'.$value.'&nbsp;</td>';   
-	    }
-	  $prevattempts.=&end_data_table_row();
+            my @hidden;
+            if (%typeparts) {
+                foreach my $id (keys(%typeparts)) {
+                    if (($returnhash{$version.':'.$id.'.type'} eq 'anonsurvey') || ($returnhash{$version.':'.$id.'.type'} eq 'anonsurveycred')) {
+                        push(@hidden,$id);
+                    }
+                }
+            }
+            $prevattempts.=&start_data_table_row().
+                           '<td>'.&mt('Transaction [_1]',$version).'</td>';
+            if (@hidden) {
+                foreach my $key (sort(keys(%lasthash))) {
+                    next if ($key =~ /\.foilorder$/);
+                    my $hide;
+                    foreach my $id (@hidden) {
+                        if ($key =~ /^\Q$id\E/) {
+                            $hide = 1;
+                            last;
+                        }
+                    }
+                    if ($hide) {
+                        my ($id,$data) = ($key =~ /^(.+)\.([^.]+)$/);
+                        if (($data eq 'award') || ($data eq 'awarddetail')) {
+                            my $value = &format_previous_attempt_value($key,
+                                             $returnhash{$version.':'.$key});
+                            $prevattempts.='<td>'.$value.'&nbsp;</td>';
+                        } else {
+                            $prevattempts.='<td>&nbsp;</td>';
+                        }
+                    } else {
+                        if ($key =~ /\./) {
+                            my $value = &format_previous_attempt_value($key,
+                                              $returnhash{$version.':'.$key});
+                            $prevattempts.='<td>'.$value.'&nbsp;</td>';
+                        } else {
+                            $prevattempts.='<td>&nbsp;</td>';
+                        }
+                    }
+                }
+            } else {
+	        foreach my $key (sort(keys(%lasthash))) {
+                    next if ($key =~ /\.foilorder$/);
+		    my $value = &format_previous_attempt_value($key,
+			            $returnhash{$version.':'.$key});
+		    $prevattempts.='<td>'.$value.'&nbsp;</td>';
+	        }
+            }
+	    $prevattempts.=&end_data_table_row();
 	 }
       }
+      my @currhidden = keys(%lasthidden);
       $prevattempts.=&start_data_table_row().'<td>'.&mt('Current').'</td>';
       foreach my $key (sort(keys(%lasthash))) {
-	my $value = &format_previous_attempt_value($key,$lasthash{$key});
-	if ($key =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)}
-	$prevattempts.='<td>'.$value.'&nbsp;</td>';
+          next if ($key =~ /\.foilorder$/);
+          if (%typeparts) {
+              my $hidden;
+              foreach my $id (@currhidden) {
+                  if ($key =~ /^\Q$id\E/) {
+                      $hidden = 1;
+                      last;
+                  }
+              }
+              if ($hidden) {
+                  my ($id,$data) = ($key =~ /^(.+)\.([^.]+)$/);
+                  if (($data eq 'award') || ($data eq 'awarddetail')) {
+                      my $value = &format_previous_attempt_value($key,$lasthash{$key});
+                      if ($key =~/$regexp$/ && (defined &$gradesub)) {
+                          $value = &$gradesub($value);
+                      }
+                      $prevattempts.='<td>'.$value.'&nbsp;</td>';
+                  } else {
+                      $prevattempts.='<td>&nbsp;</td>';
+                  }
+              } else {
+                  my $value = &format_previous_attempt_value($key,$lasthash{$key});
+                  if ($key =~/$regexp$/ && (defined &$gradesub)) {
+                      $value = &$gradesub($value);
+                  }
+                  $prevattempts.='<td>'.$value.'&nbsp;</td>';
+              }
+          } else {
+	      my $value = &format_previous_attempt_value($key,$lasthash{$key});
+	      if ($key =~/$regexp$/ && (defined &$gradesub)) {
+                  $value = &$gradesub($value);
+              }
+	      $prevattempts.='<td>'.$value.'&nbsp;</td>';
+          }
       }
       $prevattempts.= &end_data_table_row().&end_data_table();
     } else {
@@ -3140,6 +3559,29 @@ sub format_previous_attempt_value {
 	$value = &Apache::lonlocal::locallocaltime($value);
     } elsif (ref($value) eq 'ARRAY') {
 	$value = '('.join(', ', @{ $value }).')';
+    } elsif ($key =~ /answerstring$/) {
+        my %answers = &Apache::lonnet::str2hash($value);
+        my @anskeys = sort(keys(%answers));
+        if (@anskeys == 1) {
+            my $answer = $answers{$anskeys[0]};
+            if ($answer =~ m{\0}) {
+                $answer =~ s{\0}{,}g;
+            }
+            my $tag_internal_answer_name = 'INTERNAL';
+            if ($anskeys[0] eq $tag_internal_answer_name) {
+                $value = $answer; 
+            } else {
+                $value = $anskeys[0].'='.$answer;
+            }
+        } else {
+            foreach my $ans (@anskeys) {
+                my $answer = $answers{$ans};
+                if ($answer =~ m{\0}) {
+                    $answer =~ s{\0}{,}g;
+                }
+                $value .=  $ans.'='.$answer.'<br />';;
+            } 
+        }
     } else {
 	$value = &unescape($value);
     }
@@ -3168,7 +3610,7 @@ sub relative_to_absolute {
     }
     $thisdir=~s-/[^/]*$--;
     foreach my $link (@rlinks) {
-	unless (($link=~/^http:\/\//i) ||
+	unless (($link=~/^https?\:\/\//i) ||
 		($link=~/^\//) ||
 		($link=~/^javascript:/i) ||
 		($link=~/^mailto:/i) ||
@@ -3290,10 +3732,13 @@ sub submlink {
     }
     if (!$symb) { $symb=&Apache::lonnet::symbread(); }
     $symb=&escape($symb);
-    if ($target) { $target="target=\"$target\""; }
-    return '<a href="/adm/grades?&command=submission&'.
-	'symb='.$symb.'&student='.$uname.
-	'&userdom='.$udom.'" '.$target.'>'.$text.'</a>';
+    if ($target) { $target=" target=\"$target\""; }
+    return
+        '<a href="/adm/grades?command=submission'.
+        '&amp;symb='.$symb.
+        '&amp;student='.$uname.
+        '&amp;userdom='.$udom.'"'.
+        $target.'>'.$text.'</a>';
 }
 ##############################################
 
@@ -3353,16 +3798,21 @@ sub pprmlink {
 
 
 sub timehash {
-    my @ltime=localtime(shift);
-    return ( 'seconds' => $ltime[0],
-             'minutes' => $ltime[1],
-             'hours'   => $ltime[2],
-             'day'     => $ltime[3],
-             'month'   => $ltime[4]+1,
-             'year'    => $ltime[5]+1900,
-             'weekday' => $ltime[6],
-             'dayyear' => $ltime[7]+1,
-             'dlsav'   => $ltime[8] );
+    my ($thistime) = @_;
+    my $timezone = &Apache::lonlocal::gettimezone();
+    my $dt = DateTime->from_epoch(epoch => $thistime)
+                     ->set_time_zone($timezone);
+    my $wday = $dt->day_of_week();
+    if ($wday == 7) { $wday = 0; }
+    return ( 'second' => $dt->second(),
+             'minute' => $dt->minute(),
+             'hour'   => $dt->hour(),
+             'day'     => $dt->day_of_month(),
+             'month'   => $dt->month(),
+             'year'    => $dt->year(),
+             'weekday' => $wday,
+             'dayyear' => $dt->day_of_year(),
+             'dlsav'   => $dt->is_dst() );
 }
 
 sub utc_string {
@@ -3372,6 +3822,24 @@ sub utc_string {
 
 sub maketime {
     my %th=@_;
+    my ($epoch_time,$timezone,$dt);
+    $timezone = &Apache::lonlocal::gettimezone();
+    eval {
+        $dt = DateTime->new( year   => $th{'year'},
+                             month  => $th{'month'},
+                             day    => $th{'day'},
+                             hour   => $th{'hour'},
+                             minute => $th{'minute'},
+                             second => $th{'second'},
+                             time_zone => $timezone,
+                         );
+    };
+    if (!$@) {
+        $epoch_time = $dt->epoch;
+        if ($epoch_time) {
+            return $epoch_time;
+        }
+    }
     return POSIX::mktime(
         ($th{'seconds'},$th{'minutes'},$th{'hours'},
          $th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));
@@ -3392,10 +3860,13 @@ sub findallcourses {
         $udom = $env{'user.domain'};
     }
     if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) {
-        my %roleshash = &Apache::lonnet::dump('roles',$udom,$uname);
+        my $extra = &Apache::lonnet::freeze_escape({'skipcheck' => 1});
+        my %roleshash = &Apache::lonnet::dump('roles',$udom,$uname,'.',undef,
+                                              $extra);
         if (!%roles) {
             %roles = (
                        cc => 1,
+                       co => 1,
                        in => 1,
                        ep => 1,
                        ta => 1,
@@ -3586,7 +4057,7 @@ sub blockcheck {
                  ($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));
         next if ($no_userblock);
 
-        # Retrieve blocking times and identity of blocker for course
+        # Retrieve blocking times and identity of locker for course
         # of specified user, unless user has 'evb' privilege.
         
         my ($start,$end)=&get_blocks($setters,$activity,$cdom,$cnum);
@@ -3651,103 +4122,105 @@ sub parse_block_record {
     return ($setuname,$setudom,$title,$blocks);
 }
 
-sub build_block_table {
-    my ($startblock,$endblock,$setters) = @_;
-    my %lt = &Apache::lonlocal::texthash(
-        'cacb' => 'Currently active communication blocks',
-        'cour' => 'Course',
-        'dura' => 'Duration',
-        'blse' => 'Block set by'
-    );
-    my $output;
-    $output = '<br />'.$lt{'cacb'}.':<br />';
-    $output .= &start_data_table();
-    $output .= '
-<tr>
- <th>'.$lt{'cour'}.'</th>
- <th>'.$lt{'dura'}.'</th>
- <th>'.$lt{'blse'}.'</th>
-</tr>
-';
-    foreach my $course (keys(%{$setters})) {
-        my %courseinfo=&Apache::lonnet::coursedescription($course);
-        for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
-            my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
-            my $fullname = &plainname($uname,$udom);
-            if (defined($env{'user.name'}) && defined($env{'user.domain'})
-                && $env{'user.name'} ne 'public' 
-                && $env{'user.domain'} ne 'public') {
-                $fullname = &aboutmewrapper($fullname,$uname,$udom);
-            }
-            my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
-            $openblock = &Apache::lonlocal::locallocaltime($openblock);
-            $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
-            $output .= &Apache::loncommon::start_data_table_row().
-                       '<td>'.$courseinfo{'description'}.'</td>'.
-                       '<td>'.$openblock.' to '.$closeblock.'</td>'.
-                       '<td>'.$fullname.'</td>'.
-                        &Apache::loncommon::end_data_table_row();
-        }
-    }
-    $output .= &end_data_table();
+sub blocking_status {
+  my ($activity,$uname,$udom) = @_;
+  my %setters;
+
+  # check for active blocking
+  my ($startblock,$endblock)=&blockcheck(\%setters,$activity,$uname,$udom);
+
+  my $blocked = $startblock && $endblock ? 1 : 0;
+
+  # caller just wants to know whether a block is active
+  if (!wantarray) { return $blocked; }
+
+  # build a link to a popup window containing the details
+  my $querystring  = "?activity=$activity";
+  # $uname and $udom decide whose portfolio the user is trying to look at
+     $querystring .= "&amp;udom=$udom"      if $udom;
+     $querystring .= "&amp;uname=$uname"    if $uname;
+
+  my $output .= <<'END_MYBLOCK';
+    function openWindow(url, wdwName, w, h, toolbar,scrollbar) {
+        var options = "width=" + w + ",height=" + h + ",";
+        options += "resizable=yes,scrollbars="+scrollbar+",status=no,";
+        options += "menubar=no,toolbar="+toolbar+",location=no,directories=no";
+        var newWin = window.open(url, wdwName, options);
+        newWin.focus();
+    }
+END_MYBLOCK
+
+  $output = Apache::lonhtmlcommon::scripttag($output);
+  
+  my $popupUrl = "/adm/blockingstatus/$querystring";
+  my $text = mt('Communication Blocked');
+
+  $output .= <<"END_BLOCK";
+<div class='LC_comblock'>
+  <a onclick='openWindow("$popupUrl","Blocking Table",600,300,"no","no");return false;' href='/adm/blockingstatus/$querystring'
+  title='$text'>
+  <img class='LC_noBorder LC_middle' title='$text' src='/res/adm/pages/comblock.png' alt='$text'/></a>
+  <a onclick='openWindow("$popupUrl","Blocking Table",600,300,"no","no");return false;' href='/adm/blockingstatus/$querystring' 
+  title='$text'>$text</a>
+</div>
+
+END_BLOCK
+
+  return ($blocked, $output);
 }
 
-sub blocking_status {
-    my ($activity,$uname,$udom) = @_;
-    my %setters;
-    my ($blocked,$output,$ownitem,$is_course);
-    my ($startblock,$endblock)=&blockcheck(\%setters,$activity,$uname,$udom);
-    if ($startblock && $endblock) {
-        $blocked = 1;
-        if (wantarray) {
-            my $category;
-            if ($activity eq 'boards') {
-                $category = 'Discussion posts in this course';
-            } elsif ($activity eq 'blogs') {
-                $category = 'Blogs';
-            } elsif ($activity eq 'port') {
-                if (defined($uname) && defined($udom)) {
-                    if ($uname eq $env{'user.name'} &&
-                        $udom eq $env{'user.domain'}) {
-                        $ownitem = 1;
-                    }
-                }
-                $is_course = &Apache::lonnet::is_course($udom,$uname);
-                if ($ownitem) { 
-                    $category = 'Your portfolio files';  
-                } elsif ($is_course) {
-                    my $coursedesc;
-                    foreach my $course (keys(%setters)) {
-                        my %courseinfo =
-                             &Apache::lonnet::coursedescription($course);
-                        $coursedesc = $courseinfo{'description'};
-                    }
-                    $category = "Group files in the course '$coursedesc'";
-                } else {
-                    $category = 'Portfolio files belonging to ';
-                    if ($env{'user.name'} eq 'public' && 
-                        $env{'user.domain'} eq 'public') {
-                        $category .= &plainname($uname,$udom);
-                    } else {
-                        $category .= &aboutmewrapper(&plainname($uname,$udom),$uname,$udom);  
-                    }
-                }
-            } elsif ($activity eq 'groups') {
-                $category = 'Groups in this course';
-            }
-            my $showstart = &Apache::lonlocal::locallocaltime($startblock);
-            my $showend = &Apache::lonlocal::locallocaltime($endblock);
-            $output = '<br />'.&mt('[_1] will be inaccessible between [_2] and [_3] because communication is being blocked.',$category,$showstart,$showend).'<br />';
-            if (!($activity eq 'port' && !($ownitem) && !($is_course))) { 
-                $output .= &build_block_table($startblock,$endblock,\%setters);
+###############################################
+
+sub check_ip_acc {
+    my ($acc)=@_;
+    &Apache::lonxml::debug("acc is $acc");
+    if (!defined($acc) || $acc =~ /^\s*$/ || $acc =~/^\s*no\s*$/i) {
+        return 1;
+    }
+    my $allowed=0;
+    my $ip=$env{'request.host'} || $ENV{'REMOTE_ADDR'};
+
+    my $name;
+    foreach my $pattern (split(',',$acc)) {
+        $pattern =~ s/^\s*//;
+        $pattern =~ s/\s*$//;
+        if ($pattern =~ /\*$/) {
+            #35.8.*
+            $pattern=~s/\*//;
+            if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
+        } elsif ($pattern =~ /(\d+\.\d+\.\d+)\.\[(\d+)-(\d+)\]$/) {
+            #35.8.3.[34-56]
+            my $low=$2;
+            my $high=$3;
+            $pattern=$1;
+            if ($ip =~ /^\Q$pattern\E/) {
+                my $last=(split(/\./,$ip))[3];
+                if ($last <=$high && $last >=$low) { $allowed=1; }
+            }
+        } elsif ($pattern =~ /^\*/) {
+            #*.msu.edu
+            $pattern=~s/\*//;
+            if (!defined($name)) {
+                use Socket;
+                my $netaddr=inet_aton($ip);
+                ($name)=gethostbyaddr($netaddr,AF_INET);
+            }
+            if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
+        } elsif ($pattern =~ /\d+\.\d+\.\d+\.\d+/) {
+            #127.0.0.1
+            if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
+        } else {
+            #some.name.com
+            if (!defined($name)) {
+                use Socket;
+                my $netaddr=inet_aton($ip);
+                ($name)=gethostbyaddr($netaddr,AF_INET);
             }
+            if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
         }
+        if ($allowed) { last; }
     }
-    if (wantarray) {
-        return ($blocked,$output);
-    } else {
-        return $blocked;
-    }
+    return $allowed;
 }
 
 ###############################################
@@ -3771,7 +4244,7 @@ sub determinedomain {
     my $domain=shift;
     if (! $domain) {
         # Determine domain if we have not been given one
-        $domain = $Apache::lonnet::perlvar{'lonDefDomain'};
+        $domain = &Apache::lonnet::default_login_domain();
         if ($env{'user.domain'}) { $domain=$env{'user.domain'}; }
         if ($env{'request.role.domain'}) { 
             $domain=$env{'request.role.domain'}; 
@@ -3794,13 +4267,43 @@ sub get_domainconf {
     if (defined($cached)) { return %{$result}; }
 
     my %domconfig = &Apache::lonnet::get_dom('configuration',
-					     ['login','rolecolors'],$udom);
+					     ['login','rolecolors','autoenroll'],$udom);
     my (%designhash,%legacy);
     if (keys(%domconfig) > 0) {
         if (ref($domconfig{'login'}) eq 'HASH') {
             if (keys(%{$domconfig{'login'}})) {
                 foreach my $key (keys(%{$domconfig{'login'}})) {
-                    $designhash{$udom.'.login.'.$key}=$domconfig{'login'}{$key};
+                    if (ref($domconfig{'login'}{$key}) eq 'HASH') {
+                        if ($key eq 'loginvia') {
+                            if (ref($domconfig{'login'}{'loginvia'}) eq 'HASH') {
+                                my @ids = &Apache::lonnet::current_machine_ids();
+                                foreach my $hostname (@ids) {
+                                    if (ref($domconfig{'login'}{'loginvia'}{$hostname}) eq 'HASH') {
+                                        if ($domconfig{'login'}{'loginvia'}{$hostname}{'server'}) {
+                                            my $server = $domconfig{'login'}{'loginvia'}{$hostname}{'server'};
+                                            $designhash{$udom.'.login.loginvia'} = $server;
+                                            if ($domconfig{'login'}{'loginvia'}{$hostname}{'serverpath'} eq 'custom') {
+
+                                                $designhash{$udom.'.login.loginvia_'.$hostname} = $server.':'.$domconfig{'login'}{'loginvia'}{$hostname}{'custompath'};
+                                            } else {
+                                                 $designhash{$udom.'.login.loginvia_'.$hostname} = $server.':'.$domconfig{'login'}{'loginvia'}{$hostname}{'serverpath'};
+                                            }
+                                            if ($domconfig{'login'}{'loginvia'}{$hostname}{'exempt'}) {
+                                                $designhash{$udom.'.login.loginvia_exempt_'.$hostname} = $domconfig{'login'}{'loginvia'}{$hostname}{'exempt'};
+                                            }
+                                        }
+                                    }
+                                }
+                            }
+                        } else {
+                            foreach my $img (keys(%{$domconfig{'login'}{$key}})) {
+                                $designhash{$udom.'.login.'.$key.'_'.$img} = 
+                                    $domconfig{'login'}{$key}{$img};
+                            }
+                        }
+                    } else {
+                        $designhash{$udom.'.login.'.$key}=$domconfig{'login'}{$key};
+                    }
                 }
             } else {
                 $legacy{'login'} = 1;
@@ -3823,6 +4326,11 @@ sub get_domainconf {
         } else {
             $legacy{'rolecolors'} = 1;
         }
+        if (ref($domconfig{'autoenroll'}) eq 'HASH') {
+            if ($domconfig{'autoenroll'}{'co-owners'}) {
+                $designhash{$udom.'.autoassign.co-owners'}=$domconfig{'autoenroll'}{'co-owners'};
+            }
+        }
         if (keys(%legacy) > 0) {
             my %legacyhash = &get_legacy_domconf($udom);
             foreach my $item (keys(%legacyhash)) {
@@ -3915,41 +4423,132 @@ Returns: value of designparamter $which
 ##############################################
 sub designparm {
     my ($which,$domain)=@_;
-    if ($env{'browser.blackwhite'} eq 'on') {
-	if ($which=~/\.(font|alink|vlink|link|textcol)$/) {
-	    return '#000000';
-	}
-	if ($which=~/\.(pgbg|sidebg|bgcol)$/) {
-	    return '#FFFFFF';
-	}
-	if ($which=~/\.tabbg$/) {
-	    return '#CCCCCC';
-	}
-    }
     if (exists($env{'environment.color.'.$which})) {
-	return $env{'environment.color.'.$which};
+        return $env{'environment.color.'.$which};
     }
     $domain=&determinedomain($domain);
     my %domdesign = &get_domainconf($domain);
     my $output;
     if ($domdesign{$domain.'.'.$which} ne '') {
-	$output = $domdesign{$domain.'.'.$which};
+        $output = $domdesign{$domain.'.'.$which};
     } else {
         $output = $defaultdesign{$which};
     }
     if (($which =~ /^(student|coordinator|author|admin)\.img$/) ||
         ($which =~ /login\.(img|logo|domlogo|login)/)) {
         if ($output =~ m{^/(adm|res)/}) {
-	    if ($output =~ m{^/res/}) {
-		my $local_name = &Apache::lonnet::filelocation('',$output);
-		&Apache::lonnet::repcopy($local_name);
-	    }
+            if ($output =~ m{^/res/}) {
+                my $local_name = &Apache::lonnet::filelocation('',$output);
+                &Apache::lonnet::repcopy($local_name);
+            }
             $output = &lonhttpdurl($output);
         }
     }
     return $output;
 }
 
+##############################################
+=pod
+
+=item * &authorspace()
+
+Inputs: ./.
+
+Returns: Path to the Construction Space of the current user's
+         accessed author space
+         The author space will be that of the current user
+         when accessing the own author space
+         and that of the co-author/assistent co-author
+         when accessing the co-author's/assistent co-author's
+         space
+
+=cut
+
+sub authorspace {
+    my $caname = '';
+    if ($env{'request.role'} =~ /^ca|^aa/) {
+        (undef,$caname) =
+            ($env{'request.role'}=~/($match_domain)\/($match_username)$/);
+    } else {
+        $caname = $env{'user.name'};
+    }
+    return '/priv/'.$caname.'/';
+}
+
+##############################################
+=pod
+
+=item * &head_subbox()
+
+Inputs: $content (contains HTML code with page functions, etc.)
+
+Returns: HTML div with $content
+         To be included in page header
+
+=cut
+
+sub head_subbox {
+    my ($content)=@_;
+    my $output =
+        '<div class="LC_head_subbox">'
+       .$content
+       .'</div>'
+}
+
+##############################################
+=pod
+
+=item * &CSTR_pageheader()
+
+Inputs: ./.
+
+Returns: HTML div with CSTR path and recent box
+         To be included on Construction Space pages
+
+=cut
+
+sub CSTR_pageheader {
+    # this is for resources; directories have customtitle, and crumbs
+            # and select recent are created in lonpubdir.pm  
+    my ($uname,$thisdisfn)=
+        ($env{'request.filename'} =~ m|^/home/([^/]+)/public_html/(.*)|);
+    my $formaction='/priv/'.$uname.'/'.$thisdisfn;
+    $formaction=~s/\/+/\//g;
+
+    my $parentpath = '';
+    my $lastitem = '';
+    if ($thisdisfn =~ m-(.+/)([^/]*)$-) {
+        $parentpath = $1;
+        $lastitem = $2;
+    } else {
+        $lastitem = $thisdisfn;
+    }
+
+    my $output =
+         '<div>'
+        .&Apache::loncommon::help_open_menu('','',3,'Authoring') #FIXME: Broken? Where is it?
+        .'<b>'.&mt('Construction Space:').'</b> '
+        .'<form name="dirs" method="post" action="'.$formaction
+        .'" target="_top">' #FIXME lonpubdir: target="_parent"
+        .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv',undef,undef);
+
+    if ($lastitem) {
+        $output .=
+             '<span class="LC_filename">'
+            .$lastitem
+            .'</span>';
+    }
+    $output .=
+         '<br />'
+        #FIXME lonpubdir: &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/','_top','/priv','','+1',1)."</b></tt><br />"
+        .&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
+        .'</form>'
+        .&Apache::lonmenu::constspaceform()
+        .'</div>';
+
+    return $output;
+}
+
 ###############################################
 ###############################################
 
@@ -3982,20 +4581,11 @@ Inputs:
 =item * $forcereg, if page should register as content page (relevant for 
             text interface only)
 
-=item * $customtitle, alternate text to use instead of $title
-                      in the title box that appears, this text
-                      is not auto translated like the $title is
-
-=item * $notopbar, if true, keep the 'what is this' info but remove the
-                   navigational links
+=item * $no_nav_bar, if true, keep the 'what is this' info but remove the
+                     navigational links
 
 =item * $bgcolor, used to override the bgcolor on a webpage to a specific value
 
-=item * $notitle, if true keep the nav controls, but remove the title bar
-
-=item * $no_inline_link, if true and in remote mode, don't show the 
-         'Switch To Inline Menu' link
-
 =item * $args, optional argument valid values are
             no_auto_mt_title -> prevents &mt()ing the title arg
             inherit_jsmath -> when creating popup window in a page,
@@ -4012,9 +4602,14 @@ other decorations will be returned.
 =cut
 
 sub bodytag {
-    my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,$customtitle,
-	$notopbar,$bgcolor,$notitle,$no_inline_link,$args)=@_;
+    my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,
+        $no_nav_bar,$bgcolor,$args)=@_;
 
+    my $public;
+    if ((($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))
+        || ($env{'user.name'} eq '') && ($env{'user.domain'} eq '')) {
+        $public = 1;
+    }
     if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
 
     $function = &get_users_function() if (!$function);
@@ -4022,7 +4617,7 @@ sub bodytag {
     my $font =   &designparm($function.'.font',$domain);
     my $pgbg   = $bgcolor || &designparm($function.'.pgbg',$domain);
 
-    my %design = ( 'style'   => 'margin-top: 0px',
+    my %design = ( 'style'   => 'margin-top: 0',
 		   'bgcolor' => $pgbg,
 		   'text'    => $font,
                    'alink'   => &designparm($function.'.alink',$domain),
@@ -4041,14 +4636,15 @@ sub bodytag {
         if ($env{'request.role'} !~ /^cr/) {
             $role = &Apache::lonnet::plaintext($role,&course_type());
         }
+        if ($env{'request.course.sec'}) {
+            $role .= ('&nbsp;'x2).'-&nbsp;'.&mt('section:').'&nbsp;'.$env{'request.course.sec'};
+        }   
 	$realm = $env{'course.'.$env{'request.course.id'}.'.description'};
     } else {
         $role = &Apache::lonnet::plaintext($role);
     }
 
     if (!$realm) { $realm='&nbsp;'; }
-# Set messages
-    my $messages=&domainlogo($domain);
 
     my $extra_body_attr = &make_attr_string($forcereg,\%design);
 
@@ -4058,42 +4654,16 @@ sub bodytag {
 
     if ($bodyonly) {
         return $bodytag;
-    } elsif ($env{'browser.interface'} eq 'textual') {
-# Accessibility
-          
-	$bodytag.=&Apache::lonmenu::menubuttons($forcereg,$forcereg);
-	if (!$notitle) {
-	    $bodytag.='<h1>LON-CAPA: '.$title.'</h1>';
-	}
-	return $bodytag;
-    }
+    } 
 
     my $name = &plainname($env{'user.name'},$env{'user.domain'});
-    if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
+    if ($public) {
 	undef($role);
     } else {
 	$name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'});
     }
     
-    my $roleinfo=(<<ENDROLE);
-<td class="LC_title_bar_who">
-<div class="LC_title_bar_name">
-    $name
-    &nbsp;
-</div>
-<div class="LC_title_bar_role">
-$role&nbsp;
-</div>
-<div class="LC_title_bar_realm">
-$realm&nbsp;
-</div>
-</td>
-ENDROLE
-
-    my $titleinfo = '<span class="LC_title_bar_title">'.$title.'</span>';
-    if ($customtitle) {
-        $titleinfo = $customtitle;
-    }
+    my $titleinfo = '<h1>'.$title.'</h1>';
     #
     # Extra info if you are the DC
     my $dc_info = '';
@@ -4101,93 +4671,75 @@ ENDROLE
                         $env{'course.'.$env{'request.course.id'}.
                                  '.domain'}.'/'})) {
         my $cid = $env{'request.course.id'};
-        $dc_info.= $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
+        $dc_info = $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
         $dc_info =~ s/\s+$//;
-        $dc_info = '('.$dc_info.')';
     }
 
-    if (($env{'environment.remote'} eq 'off') || ($args->{'suppress_header_logos'})) {
-        # No Remote
-	if ($env{'request.state'} eq 'construct') {
-	    $forcereg=1;
-	}
+    $role = '<span class="LC_nobreak">('.$role.')</span>' if $role;
+    &get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);
 
-	if (!$customtitle && $env{'request.state'} eq 'construct') {
-	    # this is for resources; directories have customtitle, and crumbs
-            # and select recent are created in lonpubdir.pm  
-	    my ($uname,$thisdisfn)=
-		($env{'request.filename'} =~ m|^/home/([^/]+)/public_html/(.*)|);
-	    my $formaction='/priv/'.$uname.'/'.$thisdisfn;
-	    $formaction=~s/\/+/\//g;
-
-	    my $parentpath = '';
-	    my $lastitem = '';
-	    if ($thisdisfn =~ m-(.+/)([^/]*)$-) {
-		$parentpath = $1;
-		$lastitem = $2;
-	    } else {
-		$lastitem = $thisdisfn;
-	    }
-	    $titleinfo = 
-		&Apache::loncommon::help_open_menu('','',3,'Authoring')
-		.'<b>'.&mt('Construction Space').'</b>:&nbsp;'
-		.'<form name="dirs" method="post" action="'.$formaction
-		.'" target="_top"><tt><b>'
-		.&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv','','+1',1)."<font size=\"+1\">$lastitem</font></b></tt><br />"
-		.&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
-		.'</form>'
-		.&Apache::lonmenu::constspaceform();
-        }
-
-        my $titletable;
-	if (!$notitle) {
-	    $titletable =
-		'<table id="LC_title_bar">'.
-                         "<tr><td> $titleinfo $dc_info</td>".$roleinfo.
-			 '</tr></table>';
-	}
-	if ($notopbar) {
-	    $bodytag .= $titletable;
-	} else {
-	    if ($env{'request.state'} eq 'construct') {
-                $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg,
-							  $titletable);
-            } else {
-                $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg).
-		    $titletable;
+        if ($no_nav_bar || $env{'form.inhibitmenu'} eq 'yes') { 
+            return $bodytag; 
+        } 
+
+        if ($env{'request.state'} eq 'construct') { $forcereg=1; }
+
+        #    if ($env{'request.state'} eq 'construct') {
+        #        $titleinfo = &CSTR_pageheader(); #FIXME: Will be removed once all scripts have their own calls
+        #    }
+
+
+
+        if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) {
+             if ($dc_info) {
+                 $dc_info = qq|<span class="LC_cusr_subheading">$dc_info</span>|;
+             }
+             $bodytag .= qq|<div id="LC_nav_bar">$name $role<br />
+                <em>$realm</em> $dc_info</div>|;
+            return $bodytag;
+        }
+
+        unless ($env{'request.symb'} =~ m/\.page___\d+___/) {
+            $bodytag .= qq|<div id="LC_nav_bar">$name $role</div>|;
+        }
+
+        $bodytag .= Apache::lonhtmlcommon::scripttag(
+            Apache::lonmenu::utilityfunctions(), 'start');
+
+        $bodytag .= Apache::lonmenu::primary_menu();
+
+        if ($dc_info) {
+            $dc_info = &dc_courseid_toggle($dc_info);
+        }
+        $bodytag .= qq|<div id="LC_realm">$realm $dc_info</div>|;
+
+        #don't show menus for public users
+        if (!$public){
+            $bodytag .= Apache::lonmenu::secondary_menu();
+            $bodytag .= Apache::lonmenu::serverform();
+            $bodytag .= Apache::lonhtmlcommon::scripttag('', 'end');
+            if ($env{'request.state'} eq 'construct') {
+                $bodytag .= &Apache::lonmenu::innerregister($forcereg,
+                                $args->{'bread_crumbs'});
+            } elsif ($forcereg) { 
+                $bodytag .= &Apache::lonmenu::innerregister($forcereg);
             }
+        }else{
+            # this is to seperate menu from content when there's no secondary
+            # menu. Especially needed for public accessible ressources.
+            $bodytag .= '<hr style="clear:both" />';
+            $bodytag .= Apache::lonhtmlcommon::scripttag('', 'end'); 
         }
-        return $bodytag;
-    }
 
-#
-# Top frame rendering, Remote is up
-#
+        return $bodytag;
+}
 
-    my $imgsrc = $img;
-    if ($img =~ /^\/adm/) {
-        $imgsrc = &lonhttpdurl($img);
-    }
-    my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';
-
-    # Explicit link to get inline menu
-    my $menu= ($no_inline_link?''
-	       :'<br /><a href="/adm/remote?action=collapse">'.&mt('Switch to Inline Menu Mode').'</a>');
-    #
-    if ($notitle) {
-	return $bodytag;
-    }
-    return(<<ENDBODY);
-$bodytag
-<table id="LC_title_bar" class="LC_with_remote">
-<tr><td class="LC_title_bar_role_logo">$upperleft</td>
-    <td class="LC_title_bar_domain_logo">$messages&nbsp;</td>
-</tr>
-<tr><td>$titleinfo $dc_info $menu</td>
-$roleinfo
-</tr>
-</table>
-ENDBODY
+sub dc_courseid_toggle {
+    my ($dc_info) = @_;
+    return ' <span id="dccidtext" class="LC_cusr_subheading LC_nobreak">'.
+           '<a href="javascript:showCourseID();">'.
+           &mt('(More ...)').'</a></span>'.
+           '<div id="dccid" class="LC_dccid">'.$dc_info.'</div>';
 }
 
 sub make_attr_string {
@@ -4211,31 +4763,8 @@ sub make_attr_string {
 		delete($attr_ref->{$key});
 	    }
 	}
-	$attr_ref->{'onload'}  =
-	    &Apache::lonmenu::loadevents().  $on_load;
-	$attr_ref->{'onunload'}=
-	    &Apache::lonmenu::unloadevents().$on_unload;
-    }
-
-# Accessibility font enhance
-    if ($env{'browser.fontenhance'} eq 'on') {
-	my $style;
-	foreach my $key (keys(%{$attr_ref})) {
-	    if (lc($key) eq 'style') {
-		$style.=$attr_ref->{$key}.';';
-		delete($attr_ref->{$key});
-	    }
-	}
-	$attr_ref->{'style'}=$style.'; font-size: x-large;';
-    }
-
-    if ($env{'browser.blackwhite'} eq 'on') {
-	delete($attr_ref->{'font'});
-	delete($attr_ref->{'link'});
-	delete($attr_ref->{'alink'});
-	delete($attr_ref->{'vlink'});
-	delete($attr_ref->{'bgcolor'});
-	delete($attr_ref->{'background'});
+	$attr_ref->{'onload'}  = $on_load;
+	$attr_ref->{'onunload'}= $on_unload;
     }
 
     my $attr_string;
@@ -4298,6 +4827,8 @@ sub standard_css {
     my $img    = &designparm($function.'.img',   $domain);
     my $tabbg  = &designparm($function.'.tabbg', $domain);
     my $font   = &designparm($function.'.font',  $domain);
+    my $fontmenu = &designparm($function.'.fontmenu', $domain);
+#second colour for later usage
     my $sidebg = &designparm($function.'.sidebg',$domain);
     my $pgbg_or_bgcolor =
 	         $bgcolor ||
@@ -4309,9 +4840,9 @@ sub standard_css {
 
     my $sans                 = 'Verdana,Arial,Helvetica,sans-serif';
     my $mono                 = 'monospace';
-    my $data_table_head      = $tabbg;
-    my $data_table_light     = '#EEEEEE';
-    my $data_table_dark      = '#DDDDDD';
+    my $data_table_head      = $sidebg;
+    my $data_table_light     = '#FAFAFA';
+    my $data_table_dark      = '#F0F0F0';
     my $data_table_darker    = '#CCCCCC';
     my $data_table_highlight = '#FFFF00';
     my $mail_new             = '#FFBB77';
@@ -4324,34 +4855,85 @@ sub standard_css {
     my $mail_other_hover     = '#669999';
     my $table_header         = '#DDDDDD';
     my $feedback_link_bg     = '#BBBBBB';
+    my $lg_border_color      = '#C8C8C8';
+    my $button_hover         = '#BF2317';
 
     my $border = ($env{'browser.type'} eq 'explorer' ||
-		  $env{'browser.type'} eq 'safari'     ) ? '0px 2px 0px 2px'
-	                                                 : '0px 3px 0px 4px';
+      $env{'browser.type'} eq 'safari'     ) ? '0 2px 0 2px'
+                                             : '0 3px 0 4px';
 
 
     return <<END;
-h1, h2, h3, th { font-family: $sans }
-a:focus { color: red; background: yellow } 
-table.thinborder,
 
-table.thinborder tr th {
-  border-style: solid;
-  border-width: 1px;
-  background: $tabbg;
+/* needed for iframe to allow 100% height in FF */
+body, html { 
+    margin: 0;
+    padding: 0 0.5%;
+    height: 99%; /* to avoid scrollbars */
 }
-table.thinborder tr td {
-  border-style: solid;
-  border-width: 1px
+
+body {
+  font-family: $sans;
+  line-height:130%;
+  font-size:0.83em;
+  color:$font;
+}
+
+a:focus,
+a:focus img {
+  color: red;
+  background: yellow;
+}
+
+form, .inline {
+  display: inline;
+}
+
+.LC_right {
+  text-align:right;
+}
+
+.LC_middle {
+  vertical-align:middle;
+}
+
+.LC_400Box {
+  width:400px;
+}
+
+.LC_iframecontainer {
+    width: 98%;
+    margin: 0;
+    position: fixed;
+    top: 8.5em;
+    bottom: 0;
+}
+
+.LC_iframecontainer iframe{
+    border: none;
+    width: 100%;
+    height: 100%;
+}
+
+.LC_filename {
+  font-family: $mono;
+  white-space:pre;
+  font-size: 120%;
+}
+
+.LC_fileicon {
+  border: none;
+  height: 1.3em;
+  vertical-align: text-bottom;
+  margin-right: 0.3em;
+  text-decoration:none;
 }
 
-form, .inline { display: inline; }
-.center { text-align: center; }
-.LC_filename {font-family: $mono; white-space:pre;}
 .LC_error {
   color: red;
   font-size: larger;
 }
+
 .LC_warning,
 .LC_diff_removed {
   color: red;
@@ -4362,25 +4944,64 @@ form, .inline { display: inline; }
 .LC_diff_added {
   color: green;
 }
-.LC_unknown {
-  color: yellow;
+
+div.LC_confirm_box {
+  background-color: #FAFAFA;
+  border: 1px solid $lg_border_color;
+  margin-right: 0;
+  padding: 5px;
 }
 
-.LC_icon {
-  border: 0px;
+div.LC_confirm_box .LC_error img,
+div.LC_confirm_box .LC_success img {
+  vertical-align: middle;
 }
-.LC_indexer_icon {
-  border: 0px;
-  height: 22px;
+
+.LC_icon {
+  border: none;
+  vertical-align: middle;
 }
+
 .LC_docs_spacer {
   width: 25px;
   height: 1px;
-  border: 0px;
+  border: none;
 }
 
 .LC_internal_info {
-  color: #999;
+  color: #999999;
+}
+
+.LC_discussion {
+  background: $tabbg;
+  border: 1px solid black;
+  margin: 2px;
+}
+
+.LC_disc_action_links_bar {
+  background: $tabbg;
+  border: none;
+  margin: 4px;
+}
+
+.LC_disc_action_left {
+  text-align: left;
+}
+
+.LC_disc_action_right {
+  text-align: right;
+}
+
+.LC_disc_new_item {
+  background: white;
+  border: 2px solid red;
+  margin: 2px;
+}
+
+.LC_disc_old_item {
+  background: white;
+  border: 1px solid black;
+  margin: 2px;
 }
 
 table.LC_pastsubmission {
@@ -4388,125 +5009,122 @@ table.LC_pastsubmission {
   margin: 2px;
 }
 
-table#LC_top_nav, table#LC_menubuttons,table#LC_nav_location {
+table#LC_menubuttons {
   width: 100%;
   background: $pgbg;
   border: 2px;
   border-collapse: separate;
-  padding: 0px;
+  padding: 0;
+}
+
+table#LC_title_bar a {
+  color: $fontmenu;
+}
+
+table#LC_title_bar {
+  clear: both;
+  display: none;
 }
 
-table#LC_title_bar, table.LC_breadcrumbs, 
+table#LC_title_bar,
+table.LC_breadcrumbs, /* obsolete? */
 table#LC_title_bar.LC_with_remote {
   width: 100%;
   border-color: $pgbg;
   border-style: solid;
   border-width: $border;
-
   background: $pgbg;
-  font-family: $sans;
+  color: $fontmenu;
   border-collapse: collapse;
-  padding: 0px;
+  padding: 0;
+  margin: 0;
 }
 
-table.LC_docs_path {
-  width: 100%;
-  border: 0;
-  background: $pgbg;
-  font-family: $sans;
-  border-collapse: collapse;
-  padding: 0px;
+ul.LC_breadcrumb_tools_outerlist {
+    margin: 0;
+    padding: 0;
+    position: relative;
+    list-style: none;
 }
-
-table#LC_title_bar td {
-  background: $tabbg;
+ul.LC_breadcrumb_tools_outerlist li {
+    display: inline;
 }
-table#LC_title_bar td.LC_title_bar_who {
-  background: $tabbg;
-  color: $font;
-  font: small $sans;
-  text-align: right;
-}
-span.LC_metadata {
-    font-family: $sans;
+
+.LC_breadcrumb_tools_navigation {
+    padding: 0;
+    margin: 0;
+    float: left;
 }
-span.LC_title_bar_title {
-  font: bold x-large $sans;
+.LC_breadcrumb_tools_tools {
+    padding: 0;
+    margin: 0;
+    float: right;
 }
-table#LC_title_bar td.LC_title_bar_domain_logo {
-  background: $sidebg;
-  text-align: right;
-  padding: 0px;
+
+table#LC_title_bar td {
+  background: $tabbg;
 }
-table#LC_title_bar td.LC_title_bar_role_logo {
-  background: $sidebg;
-  padding: 0px;
+
+table#LC_menubuttons img {
+  border: none;
 }
 
-table#LC_menubuttons_mainmenu {
-  width: 100%;
-  border: 0px;
-  border-spacing: 1px;
-  padding: 0px 1px;
-  margin: 0px;
-  border-collapse: separate;
+.LC_breadcrumbs_component {
+  float: right;
+  margin: 0 1em;
 }
-table#LC_menubuttons img, table#LC_menubuttons_mainmenu img {
-  border: 0px;
+.LC_breadcrumbs_component img {
+  vertical-align: middle;
 }
-table#LC_top_nav td {
-  background: $tabbg;
-  border: 0px;
-  font-size: small;
+
+td.LC_table_cell_checkbox {
+  text-align: center;
 }
-table#LC_top_nav td a, div#LC_top_nav a {
-  color: $font;
-  font-family: $sans;
+
+.LC_fontsize_small {
+  font-size: 70%;
 }
-table#LC_top_nav td.LC_top_nav_logo {
-  background: $tabbg;
+
+#LC_breadcrumbs {
+  clear:both;
+  background: $sidebg;
+  border-bottom: 1px solid $lg_border_color;
+  line-height: 2.5em;
+  overflow: hidden;
+  margin: 0;
+  padding: 0;
   text-align: left;
-  white-space: nowrap;
-  width: 31px;
-}
-table#LC_top_nav td.LC_top_nav_logo img {
-  border: 0px;
-  vertical-align: bottom;
 }
-table#LC_top_nav td.LC_top_nav_exit,
-table#LC_top_nav td.LC_top_nav_help {
-  width: 2.0em;
+
+.LC_head_subbox {
+  clear:both;
+  background: #F8F8F8; /* $sidebg; */
+  border: 1px solid $sidebg;
+  margin: 0 0 10px 0;      
+  padding: 3px;
+  text-align: left;
 }
-table#LC_top_nav td.LC_top_nav_login {
-  width: 4.0em;
-  text-align: center;
+
+.LC_fontsize_medium {
+  font-size: 85%;
 }
-table.LC_breadcrumbs td, table.LC_docs_path td  {
-  background: $tabbg;
-  color: $font;
-  font-family: $sans;
-  font-size: smaller;
+
+.LC_fontsize_large {
+  font-size: 120%;
 }
-table.LC_breadcrumbs td.LC_breadcrumbs_component,
-table.LC_docs_path td.LC_docs_path_component {
-  background: $tabbg;
+
+.LC_menubuttons_inline_text {
   color: $font;
-  font-family: $sans;
-  font-size: larger;
-  text-align: right;
-}
-td.LC_table_cell_checkbox {
-  text-align: center;
+  font-size: 90%;
+  padding-left:3px;
 }
 
-table#LC_mainmenu td.LC_mainmenu_column {
-    vertical-align: top;
+.LC_menubuttons_inline_text img{
+  vertical-align: middle;
 }
 
-.LC_menubuttons_inline_text {
-  color: $font;
-  font-family: $sans;
-  font-size: smaller;
+li.LC_menubuttons_inline_text img,a {
+  cursor:pointer;
 }
 
 .LC_menubuttons_link {
@@ -4516,134 +5134,135 @@ table#LC_mainmenu td.LC_mainmenu_column
 .LC_menubuttons_category {
   color: $font;
   background: $pgbg;
-  font-family: $sans;
   font-size: larger;
   font-weight: bold;
 }
 
 td.LC_menubuttons_text {
-  width: 90%;
   color: $font;
-  font-family: $sans;
-}
-
-td.LC_menubuttons_img {
 }
 
 .LC_current_location {
-  font-family: $sans;
   background: $tabbg;
 }
-.LC_new_mail {
-  font-family: $sans;
-  background: $tabbg;
-  font-weight: bold;
-}
-
-.LC_rolesmenu_is {
-  font-family: $sans;
-}
-
-.LC_rolesmenu_selected {
-  font-family: $sans;
-}
-
-.LC_rolesmenu_future {
-  font-family: $sans;
-}
-
-
-.LC_rolesmenu_will {
-  font-family: $sans;
-}
-
-.LC_rolesmenu_will_not {
-  font-family: $sans;
-}
-
-.LC_rolesmenu_expired {
-  font-family: $sans;
-}
 
-.LC_rolesinfo {
-  font-family: $sans;
-}
-
-.LC_dropadd_labeltext {
-  font-family: $sans;
-  text-align: right;
-}
-
-.LC_preferences_labeltext {
-  font-family: $sans;
-  text-align: right;
-}
-
-table.LC_aboutme_port {
-  border: 0px;
-  border-collapse: collapse;
-  border-spacing: 0px;
-}
-table.LC_data_table, table.LC_mail_list {
+table.LC_data_table {
   border: 1px solid #000000;
   border-collapse: separate;
   border-spacing: 1px;
   background: $pgbg;
 }
+
 .LC_data_table_dense {
   font-size: small;
 }
+
 table.LC_nested_outer {
   border: 1px solid #000000;
   border-collapse: collapse;
-  border-spacing: 0px;
+  border-spacing: 0;
   width: 100%;
 }
+
+table.LC_innerpickbox,
 table.LC_nested {
-  border: 0px;
+  border: none;
   border-collapse: collapse;
-  border-spacing: 0px;
+  border-spacing: 0;
   width: 100%;
 }
-table.LC_data_table tr th, table.LC_calendar tr th, table.LC_mail_list tr th,
-table.LC_prior_tries tr th {
+
+.ui-accordion,
+.ui-accordion table.LC_data_table,
+.ui-accordion table.LC_nested_outer{
+  border: 0px;
+  border-spacing: 0px;
+  margin: 3px;
+}
+
+table.LC_data_table tr th,
+table.LC_calendar tr th,
+table.LC_prior_tries tr th,
+table.LC_innerpickbox tr th {
   font-weight: bold;
   background-color: $data_table_head;
-  font-size: smaller;
+  color:$fontmenu;
+  font-size:90%;
+}
+
+table.LC_innerpickbox tr th,
+table.LC_innerpickbox tr td {
+  vertical-align: top;
+}
+
+table.LC_data_table tr.LC_info_row > td {
+  background-color: #CCCCCC;
+  font-weight: bold;
+  text-align: left;
 }
-table.LC_data_table tr.LC_odd_row > td, 
-table.LC_aboutme_port tr td {
+
+table.LC_data_table tr.LC_odd_row > td {
   background-color: $data_table_light;
   padding: 2px;
+  vertical-align: top;
 }
-table.LC_data_table tr.LC_even_row > td,
-table.LC_aboutme_port tr.LC_even_row td {
+
+table.LC_pick_box tr > td.LC_odd_row {
+  background-color: $data_table_light;
+  vertical-align: top;
+}
+
+table.LC_data_table tr.LC_even_row > td {
+  background-color: $data_table_dark;
+  padding: 2px;
+  vertical-align: top;
+}
+
+table.LC_pick_box tr > td.LC_even_row {
   background-color: $data_table_dark;
+  vertical-align: top;
 }
+
 table.LC_data_table tr.LC_data_table_highlight td {
   background-color: $data_table_darker;
 }
+
 table.LC_data_table tr td.LC_leftcol_header {
   background-color: $data_table_head;
   font-weight: bold;
 }
+
 table.LC_data_table tr.LC_empty_row td,
 table.LC_nested tr.LC_empty_row td {
-  background-color: #FFFFFF;
   font-weight: bold;
   font-style: italic;
   text-align: center;
   padding: 8px;
 }
+
+table.LC_data_table tr.LC_empty_row td {
+  background-color: $sidebg;
+}
+
+table.LC_nested tr.LC_empty_row td {
+  background-color: #FFFFFF;
+}
+
+table.LC_caption {
+}
+
 table.LC_nested tr.LC_empty_row td {
   padding: 4ex
 }
+
 table.LC_nested_outer tr th {
   font-weight: bold;
+  color:$fontmenu;
   background-color: $data_table_head;
-  font-size: smaller;
+  font-size: small;
   border-bottom: 1px solid #000000;
 }
+
 table.LC_nested_outer tr td.LC_subheader {
   background-color: $data_table_head;
   font-weight: bold;
@@ -4651,20 +5270,24 @@ table.LC_nested_outer tr td.LC_subheader
   border-bottom: 1px solid #000000;
   text-align: right;
 }
+
 table.LC_nested tr.LC_info_row td {
-  background-color: #CCC;
+  background-color: #CCCCCC;
   font-weight: bold;
   font-size: small;
   text-align: center;
 }
+
 table.LC_nested tr.LC_info_row td.LC_left_item,
 table.LC_nested_outer tr th.LC_left_item {
   text-align: left;
 }
+
 table.LC_nested td {
-  background-color: #FFF;
+  background-color: #FFFFFF;
   font-size: small;
 }
+
 table.LC_nested_outer tr th.LC_right_item,
 table.LC_nested tr.LC_info_row td.LC_right_item,
 table.LC_nested tr.LC_odd_row td.LC_right_item,
@@ -4672,19 +5295,35 @@ table.LC_nested tr td.LC_right_item {
   text-align: right;
 }
 
+.ui-accordion table.LC_nested tr.LC_odd_row td.LC_left_item,
+.ui-accordion table.LC_nested tr.LC_even_row td.LC_left_item {
+  text-align: right;
+  width: 40%;
+  padding-right:10px;
+  vertical-align: top;
+  padding: 5px;
+}
+
+.ui-accordion table.LC_nested tr.LC_odd_row td.LC_right_item,
+.ui-accordion table.LC_nested tr.LC_even_row td.LC_right_item {
+  text-align: left;
+  width: 60%;
+  padding: 2px 4px;
+}
+
 table.LC_nested tr.LC_odd_row td {
-  background-color: #EEE;
+  background-color: #EEEEEE;
 }
 
 table.LC_createuser {
 }
 
 table.LC_createuser tr.LC_section_row td {
-  font-size: smaller;
+  font-size: small;
 }
 
 table.LC_createuser tr.LC_info_row td  {
-  background-color: #CCC;
+  background-color: #CCCCCC;
   font-weight: bold;
   text-align: center;
 }
@@ -4692,174 +5331,192 @@ table.LC_createuser tr.LC_info_row td  {
 table.LC_calendar {
   border: 1px solid #000000;
   border-collapse: collapse;
+  width: 98%;
 }
+
 table.LC_calendar_pickdate {
   font-size: xx-small;
 }
+
 table.LC_calendar tr td {
   border: 1px solid #000000;
   vertical-align: top;
+  width: 14%;
 }
+
 table.LC_calendar tr td.LC_calendar_day_empty {
   background-color: $data_table_dark;
 }
+
 table.LC_calendar tr td.LC_calendar_day_current {
   background-color: $data_table_highlight;
 }
 
-table.LC_mail_list tr.LC_mail_new {
+table.LC_data_table tr td.LC_mail_new {
   background-color: $mail_new;
 }
-table.LC_mail_list tr.LC_mail_new:hover {
+
+table.LC_data_table tr.LC_mail_new:hover {
   background-color: $mail_new_hover;
 }
-table.LC_mail_list tr.LC_mail_read {
+
+table.LC_data_table tr td.LC_mail_read {
   background-color: $mail_read;
 }
-table.LC_mail_list tr.LC_mail_read:hover {
+
+/*
+table.LC_data_table tr.LC_mail_read:hover {
   background-color: $mail_read_hover;
 }
-table.LC_mail_list tr.LC_mail_replied {
+*/
+
+table.LC_data_table tr td.LC_mail_replied {
   background-color: $mail_replied;
 }
-table.LC_mail_list tr.LC_mail_replied:hover {
+
+/*
+table.LC_data_table tr.LC_mail_replied:hover {
   background-color: $mail_replied_hover;
 }
-table.LC_mail_list tr.LC_mail_other {
+*/
+
+table.LC_data_table tr td.LC_mail_other {
   background-color: $mail_other;
 }
-table.LC_mail_list tr.LC_mail_other:hover {
+
+/*
+table.LC_data_table tr.LC_mail_other:hover {
   background-color: $mail_other_hover;
 }
-table.LC_mail_list tr.LC_mail_even {
-}
-table.LC_mail_list tr.LC_mail_odd {
-}
+*/
 
-
-table#LC_portfolio_actions {
-  width: auto;
-  background: $pgbg;
-  border: 0px;
-  border-spacing: 2px 2px;
-  padding: 0px;
-  margin: 0px;
-  border-collapse: separate;
-}
-table#LC_portfolio_actions td.LC_label {
-  background: $tabbg;
-  text-align: right;
-}
-table#LC_portfolio_actions td.LC_value {
-  background: $tabbg;
+table.LC_data_table tr > td.LC_browser_file,
+table.LC_data_table tr > td.LC_browser_file_published {
+  background: #AAEE77;
 }
 
-table#LC_cstr_controls {
-  width: 100%;
-  border-collapse: collapse;
-}
-table#LC_cstr_controls tr td {
-  border: 4px solid $pgbg;
-  padding: 4px;
-  text-align: center;
-  background: $tabbg;
+table.LC_data_table tr > td.LC_browser_file_locked,
+table.LC_data_table tr > td.LC_browser_file_unpublished {
+  background: #FFAA99;
 }
-table#LC_cstr_controls tr th {
-  border: 4px solid $pgbg;
-  background: $table_header;
-  text-align: center;
-  font-family: $sans;
-  font-size: smaller;
+
+table.LC_data_table tr > td.LC_browser_file_obsolete {
+  background: #888888;
 }
 
-table#LC_browser {
- 
+table.LC_data_table tr > td.LC_browser_file_modified,
+table.LC_data_table tr > td.LC_browser_file_metamodified {
+  background: #F8F866;
 }
-table#LC_browser tr th {
-  background: $table_header;
+
+table.LC_data_table tr.LC_browser_folder > td {
+  background: #E0E8FF;
 }
-table#LC_browser tr td {
-  padding: 2px;
+
+table.LC_data_table tr > td.LC_roles_is {
+  /* background: #77FF77; */
 }
-table#LC_browser tr.LC_browser_file,
-table#LC_browser tr.LC_browser_file_published {
-  background: #CCFF88;
+
+table.LC_data_table tr > td.LC_roles_future {
+  border-right: 8px solid #FFFF77;
 }
-table#LC_browser tr.LC_browser_file_locked,
-table#LC_browser tr.LC_browser_file_unpublished {
-  background: #FFAA99;
+
+table.LC_data_table tr > td.LC_roles_will {
+  border-right: 8px solid #FFAA77;
 }
-table#LC_browser tr.LC_browser_file_obsolete {
-  background: #AAAAAA;
+
+table.LC_data_table tr > td.LC_roles_expired {
+  border-right: 8px solid #FF7777;
 }
-table#LC_browser tr.LC_browser_file_modified,
-table#LC_browser tr.LC_browser_file_metamodified {
-  background: #FFFF77;
+
+table.LC_data_table tr > td.LC_roles_will_not {
+  border-right: 8px solid #AAFF77;
 }
-table#LC_browser tr.LC_browser_folder {
-  background: #CCCCFF;
+
+table.LC_data_table tr > td.LC_roles_selected {
+  border-right: 8px solid #11CC55;
 }
+
 span.LC_current_location {
-  font-size: x-large;
+  font-size:larger;
   background: $pgbg;
 }
 
 span.LC_parm_menu_item {
   font-size: larger;
-  font-family: $sans;
 }
+
 span.LC_parm_scope_all {
   color: red;
 }
+
 span.LC_parm_scope_folder {
   color: green;
 }
+
 span.LC_parm_scope_resource {
   color: orange;
 }
+
 span.LC_parm_part {
   color: blue;
 }
-span.LC_parm_folder, span.LC_parm_symb {
+
+span.LC_parm_folder,
+span.LC_parm_symb {
   font-size: x-small;
   font-family: $mono;
   color: #AAAAAA;
 }
 
-td.LC_parm_overview_level_menu, td.LC_parm_overview_map_menu,
-td.LC_parm_overview_parm_selectors, td.LC_parm_overview_parm_restrictions {
+ul.LC_parm_parmlist li {
+  display: inline-block;
+  padding: 0.3em 0.8em;
+  vertical-align: top;
+  width: 150px;
+  border-top:1px solid $lg_border_color;
+}
+
+td.LC_parm_overview_level_menu,
+td.LC_parm_overview_map_menu,
+td.LC_parm_overview_parm_selectors,
+td.LC_parm_overview_restrictions  {
   border: 1px solid black;
   border-collapse: collapse;
 }
+
 table.LC_parm_overview_restrictions td {
   border-width: 1px 4px 1px 4px;
   border-style: solid;
   border-color: $pgbg;
   text-align: center;
 }
+
 table.LC_parm_overview_restrictions th {
   background: $tabbg;
   border-width: 1px 4px 1px 4px;
   border-style: solid;
   border-color: $pgbg;
 }
+
 table#LC_helpmenu {
-  border: 0px;
+  border: none;
   height: 55px;
-  border-spacing: 0px;
+  border-spacing: 0;
 }
 
 table#LC_helpmenu fieldset legend {
   font-size: larger;
-  font-weight: bold;
 }
+
 table#LC_helpmenu_links {
   width: 100%;
   border: 1px solid black;
   background: $pgbg;
-  padding: 0px;
+  padding: 0;
   border-spacing: 1px;
 }
+
 table#LC_helpmenu_links tr td {
   padding: 1px;
   background: $tabbg;
@@ -4867,11 +5524,13 @@ table#LC_helpmenu_links tr td {
   font-weight: bold;
 }
 
-table#LC_helpmenu_links a:link, table#LC_helpmenu_links a:visited,
+table#LC_helpmenu_links a:link,
+table#LC_helpmenu_links a:visited,
 table#LC_helpmenu_links a:active {
   text-decoration: none;
   color: $font;
 }
+
 table#LC_helpmenu_links a:hover {
   text-decoration: underline;
   color: $vlink;
@@ -4881,171 +5540,173 @@ table#LC_helpmenu_links a:hover {
   border: 1px solid #339933;
   margin: -1px;
 }
+
 .LC_chrt_popup_up {
   border: 1px solid yellow;
   margin: -1px;
 }
+
 .LC_chrt_popup {
   border: 1px solid #8888FF;
   background: #CCCCFF;
 }
+
 table.LC_pick_box {
   border-collapse: separate;
   background: white;
   border: 1px solid black;
   border-spacing: 1px;
 }
+
 table.LC_pick_box td.LC_pick_box_title {
-  background: $tabbg;
+  background: $sidebg;
   font-weight: bold;
-  text-align: right;
+  text-align: left;
+  vertical-align: top;
   width: 184px;
   padding: 8px;
 }
-table.LC_pick_box td.LC_selfenroll_pick_box_title {
-  background: $tabbg;
-  font-weight: bold;
-  text-align: right;
-  width: 350px;
-  padding: 8px;
-}
 
 table.LC_pick_box td.LC_pick_box_value {
   text-align: left;
   padding: 8px;
 }
+
 table.LC_pick_box td.LC_pick_box_select {
   text-align: left;
   padding: 8px;
 }
+
 table.LC_pick_box td.LC_pick_box_separator {
-  padding: 0px;
+  padding: 0;
   height: 1px;
   background: black;
 }
+
 table.LC_pick_box td.LC_pick_box_submit {
   text-align: right;
 }
+
 table.LC_pick_box td.LC_evenrow_value {
   text-align: left;
   padding: 8px;
   background-color: $data_table_light;
 }
+
 table.LC_pick_box td.LC_oddrow_value {
   text-align: left;
   padding: 8px;
   background-color: $data_table_light;
 }
-table.LC_helpform_receipt {
-  width: 620px;
-  border-collapse: separate;
-  background: white;
-  border: 1px solid black;
-  border-spacing: 1px;
-}
-table.LC_helpform_receipt td.LC_pick_box_title {
-  background: $tabbg;
-  font-weight: bold;
-  text-align: right;
-  width: 184px;
-  padding: 8px;
-}
-table.LC_helpform_receipt td.LC_evenrow_value {
-  text-align: left;
-  padding: 8px;
-  background-color: $data_table_light;
-}
-table.LC_helpform_receipt td.LC_oddrow_value {
-  text-align: left;
-  padding: 8px;
-  background-color: $data_table_light;
-}
-table.LC_helpform_receipt td.LC_pick_box_separator {
-  padding: 0px;
-  height: 1px;
-  background: black;
-}
+
 span.LC_helpform_receipt_cat {
   font-weight: bold;
 }
+
 table.LC_group_priv_box {
   background: white;
   border: 1px solid black;
   border-spacing: 1px;
 }
+
 table.LC_group_priv_box td.LC_pick_box_title {
   background: $tabbg;
   font-weight: bold;
   text-align: right;
   width: 184px;
 }
+
 table.LC_group_priv_box td.LC_groups_fixed {
   background: $data_table_light;
   text-align: center;
 }
+
 table.LC_group_priv_box td.LC_groups_optional {
   background: $data_table_dark;
   text-align: center;
 }
+
 table.LC_group_priv_box td.LC_groups_functionality {
   background: $data_table_darker;
   text-align: center;
   font-weight: bold;
 }
+
 table.LC_group_priv td {
   text-align: left;
-  padding: 0px;
+  padding: 0;
 }
 
-table.LC_notify_front_page {
-  background: white;
-  border: 1px solid black;
-  padding: 8px;
-}
-table.LC_notify_front_page td {
-  padding: 8px;
-}
 .LC_navbuttons {
   margin: 2ex 0ex 2ex 0ex;
 }
+
 .LC_topic_bar {
-  font-family: $sans;
   font-weight: bold;
-  width: 100%;
   background: $tabbg;
-  vertical-align: middle;
-  margin: 2ex 0ex 2ex 0ex;
+  margin: 1em 0em 1em 2em;
+  padding: 3px;
+  font-size: 1.2em;
 }
+
 .LC_topic_bar span {
+  left: 0.5em;
+  position: absolute;
   vertical-align: middle;
+  font-size: 1.2em;
 }
-.LC_topic_bar img {
-  vertical-align: bottom;
-}
+
 table.LC_course_group_status {
   margin: 20px;
 }
+
 table.LC_status_selector td {
   vertical-align: top;
   text-align: center;
   padding: 4px;
 }
-table.LC_descriptive_input td.LC_description {
-  vertical-align: top;
-  text-align: right;
-  font-weight: bold;
-}
+
 div.LC_feedback_link {
   clear: both;
-  background: white;
-  width: 100%;  
+  background: $sidebg;
+  width: 100%;
+  padding-bottom: 10px;
+  border: 1px $tabbg solid;
+  height: 22px;
+  line-height: 22px;
+  padding-top: 5px;
+}
+
+div.LC_feedback_link img {
+  height: 22px;
+  vertical-align:middle;
+}
+
+div.LC_feedback_link a {
+  text-decoration: none;
+}
+
+div.LC_comblock {
+  display:inline;
+  color:$font;
+  font-size:90%;
+}
+
+div.LC_feedback_link div.LC_comblock {
+  padding-left:5px;
 }
+
+div.LC_feedback_link div.LC_comblock a {
+  color:$font;
+}
+
 span.LC_feedback_link {
-  background: $feedback_link_bg;
+  /* background: $feedback_link_bg; */
   font-size: larger;
 }
+
 span.LC_message_link {
-  background: $feedback_link_bg;
+  /* background: $feedback_link_bg; */
   font-size: larger;
   position: absolute;
   right: 1em;
@@ -5062,44 +5723,54 @@ table.LC_prior_tries td {
 }
 
 .LC_answer_correct {
-  background: #AAFFAA;
-  color: black;
+  background: lightgreen;
+  color: darkgreen;
+  padding: 6px;
 }
+
 .LC_answer_charged_try {
-  background: #FFAAAA ! important;
-  color: black;
+  background: #FFAAAA;
+  color: darkred;
+  padding: 6px;
 }
-.LC_answer_not_charged_try, 
+
+.LC_answer_not_charged_try,
 .LC_answer_no_grade,
 .LC_answer_late {
-  background: #FFFFAA;
+  background: lightyellow;
   color: black;
+  padding: 6px;
 }
+
 .LC_answer_previous {
-  background: #AAAAFF;
-  color: black;
+  background: lightblue;
+  color: darkblue;
+  padding: 6px;
 }
+
 .LC_answer_no_message {
   background: #FFFFFF;
   color: black;
+  padding: 6px;
 }
+
 .LC_answer_unknown {
   background: orange;
   color: black;
+  padding: 6px;
 }
 
-
 span.LC_prior_numerical,
 span.LC_prior_string,
 span.LC_prior_custom,
 span.LC_prior_reaction,
 span.LC_prior_math {
-  font-family: monospace;
+  font-family: $mono;
   white-space: pre;
 }
 
 span.LC_prior_string {
-  font-family: monospace;
+  font-family: $mono;
   white-space: pre;
 }
 
@@ -5107,16 +5778,19 @@ table.LC_prior_option {
   width: 100%;
   border-collapse: collapse;
 }
-table.LC_prior_rank, table.LC_prior_match {
+
+table.LC_prior_rank,
+table.LC_prior_match {
   border-collapse: collapse;
 }
+
 table.LC_prior_option tr td,
 table.LC_prior_rank tr td,
 table.LC_prior_match tr td {
   border: 1px solid #000000;
 }
 
-span.LC_nobreak {
+.LC_nobreak {
   white-space: nowrap;
 }
 
@@ -5129,47 +5803,36 @@ span.LC_cusr_subheading {
   font-size: 85%;
 }
 
-table.LC_docs_documents {
-  background: #BBBBBB;
-  border-width: 0px;
-  border-collapse: collapse;
-}
-
-table.LC_docs_documents td.LC_docs_document {
-  border: 2px solid black;
-  padding: 4px;
-}
-
-.LC_docs_course_commands div {
-  float: left;
-  border: 4px solid #AAAAAA;
-  padding: 4px;
-  background: #DDDDCC;
-}
-
-.LC_docs_entry_move {
-  border: 0px;
-  border-collapse: collapse;
-}
-
-.LC_docs_entry_move td {
-  border: 2px solid #BBBBBB;
+div.LC_docs_entry_move {
+  border: 1px solid #BBBBBB;
   background: #DDDDDD;
+  width: 22px;
+  padding: 1px;
+  margin: 0;
 }
 
-.LC_docs_editor td.LC_docs_entry_commands {
+table.LC_data_table tr > td.LC_docs_entry_commands,
+table.LC_data_table tr > td.LC_docs_entry_parameter {
   background: #DDDDDD;
   font-size: x-small;
 }
+
+.LC_docs_entry_parameter {
+  white-space: nowrap;
+}
+
 .LC_docs_copy {
   color: #000099;
 }
+
 .LC_docs_cut {
   color: #550044;
 }
+
 .LC_docs_rename {
   color: #009900;
 }
+
 .LC_docs_remove {
   color: #990000;
 }
@@ -5179,16 +5842,6 @@ table.LC_docs_documents td.LC_docs_docum
   font-size: x-small;
 }
 
-.LC_docs_editor td.LC_docs_entry_title,
-.LC_docs_editor td.LC_docs_entry_icon {
-  background: #FFFFBB;
-}
-.LC_docs_editor td.LC_docs_entry_parameter {
-  background: #BBBBFF;
-  font-size: x-small;
-  white-space: nowrap;
-}
-
 table.LC_docs_adddocs td,
 table.LC_docs_adddocs th {
   border: 1px solid #BBBBBB;
@@ -5199,12 +5852,13 @@ table.LC_docs_adddocs th {
 table.LC_sty_begin {
   background: #BBFFBB;
 }
+
 table.LC_sty_end {
   background: #FFBBBB;
 }
 
 table.LC_double_column {
-  border-width: 0px;
+  border-width: 0;
   border-collapse: collapse;
   width: 100%;
   padding: 2px;
@@ -5219,15 +5873,11 @@ table.LC_double_column tr td.LC_left_col
 
 table.LC_double_column tr td.LC_right_col {
   top: 2px;
-  right: 2px; 
+  right: 2px;
   width: 47%;
   vertical-align: top;
 }
 
-span.LC_role_level {
-  font-weight: bold;
-}
-
 div.LC_left_float {
   float: left;
   padding-right: 5%;
@@ -5243,79 +5893,58 @@ div.LC_clear_float_footer {
   clear: both;
 }
 
-
-div.LC_grade_select_mode {
-  font-family: $sans;
-}
-div.LC_grade_select_mode div div {
-  margin: 5px;
-}
-div.LC_grade_select_mode_selector {
-  margin: 5px;
-  float: left;
-}
-div.LC_grade_select_mode_selector_header {
-  font: bold medium $sans;
-}
-div.LC_grade_select_mode_type {
-  clear: left;
-}
-
 div.LC_grade_show_user {
-  margin-top: 20px;
-  border: 1px solid black;
+/*  border-left: 5px solid $sidebg; */
+  border-top: 5px solid #000000;
+  margin: 50px 0 0 0;
+  padding: 15px 0 5px 10px;
 }
-div.LC_grade_user_name {
-  background: #DDDDEE;
-  border-bottom: 1px solid black;
-  font: bold large $sans;
+
+div.LC_grade_show_user_odd_row {
+/*  border-left: 5px solid #000000; */
 }
-div.LC_grade_show_user_odd_row div.LC_grade_user_name {
-  background: #DDEEDD;
+
+div.LC_grade_show_user div.LC_Box {
+  margin-right: 50px;
 }
 
-div.LC_grade_show_problem,
 div.LC_grade_submissions,
 div.LC_grade_message_center,
-div.LC_grade_info_links,
-div.LC_grade_assign {
+div.LC_grade_info_links {
   margin: 5px;
   width: 99%;
   background: #FFFFFF;
 }
-div.LC_grade_show_problem_header,
+
 div.LC_grade_submissions_header,
-div.LC_grade_message_center_header,
-div.LC_grade_assign_header {
-  font: bold large $sans;
+div.LC_grade_message_center_header {
+  font-weight: bold;
+  font-size: large;
 }
-div.LC_grade_show_problem_problem,
+
 div.LC_grade_submissions_body,
-div.LC_grade_message_center_body,
-div.LC_grade_assign_body {
+div.LC_grade_message_center_body {
   border: 1px solid black;
   width: 99%;
   background: #FFFFFF;
 }
-span.LC_grade_check_note {
-  font: normal medium $sans;
-  display: inline;
-  position: absolute;
-  right: 1em;
-}
 
 table.LC_scantron_action {
   width: 100%;
 }
+
 table.LC_scantron_action tr th {
-  font: normal bold $sans;
+  font-weight:bold;
+  font-style:normal;
 }
 
-div.LC_edit_problem_header, 
+.LC_edit_problem_header,
 div.LC_edit_problem_footer {
-  font: normal medium $sans;
+  font-weight: normal;
+  font-size:  medium;
   margin: 2px;
 }
+
 div.LC_edit_problem_header,
 div.LC_edit_problem_header div,
 div.LC_edit_problem_footer,
@@ -5324,43 +5953,602 @@ div.LC_edit_problem_editxml_header,
 div.LC_edit_problem_editxml_header div {
   margin-top: 5px;
 }
-div.LC_edit_problem_header_edit_row {
-  background: $tabbg;
-  padding: 3px;
-  margin-bottom: 5px;
-}
+
 div.LC_edit_problem_header_title {
-  font: larger bold $sans;
+  font-weight: bold;
+  font-size: larger;
   background: $tabbg;
   padding: 3px;
 }
+
 table.LC_edit_problem_header_title {
-  font: larger bold $sans;
   width: 100%;
-  border-color: $pgbg;
-  border-style: solid;
-  border-width: $border;
-
   background: $tabbg;
-  border-collapse: collapse;
-  padding: 0px
 }
 
 div.LC_edit_problem_discards {
   float: left;
   padding-bottom: 5px;
 }
+
 div.LC_edit_problem_saves {
   float: right;
   padding-bottom: 5px;
 }
-hr.LC_edit_problem_divide {
+
+img.stift {
+  border-width: 0;
+  vertical-align: middle;
+}
+
+table td.LC_mainmenu_col_fieldset {
+  vertical-align: top;
+}
+
+div.LC_createcourse {
+  margin: 10px 10px 10px 10px;
+}
+
+.LC_dccid {
+  margin: 0.2em 0 0 0;
+  padding: 0;
+  font-size: 90%;
+  display:none;
+}
+
+a:hover,
+ol.LC_primary_menu a:hover,
+ol#LC_MenuBreadcrumbs a:hover,
+ol#LC_PathBreadcrumbs a:hover,
+ul#LC_secondary_menu a:hover,
+.LC_FormSectionClearButton input:hover
+ul.LC_TabContent   li:hover a {
+  color:$button_hover;
+  text-decoration:none;
+}
+
+h1 {
+  padding: 0;
+  line-height:130%;
+}
+
+h2,
+h3,
+h4,
+h5,
+h6 {
+  margin: 5px 0 5px 0;
+  padding: 0;
+  line-height:130%;
+}
+
+.LC_hcell {
+  padding:3px 15px 3px 15px;
+  margin: 0;
+  background-color:$tabbg;
+  color:$fontmenu;
+  border-bottom:solid 1px $lg_border_color;
+}
+
+.LC_Box > .LC_hcell {
+  margin: 0 -10px 10px -10px;
+}
+
+.LC_noBorder {
+  border: 0;
+}
+
+.LC_FormSectionClearButton input {
+  background-color:transparent;
+  border: none;
+  cursor:pointer;
+  text-decoration:underline;
+}
+
+.LC_help_open_topic {
+  color: #FFFFFF;
+  background-color: #EEEEFF;
+  margin: 1px;
+  padding: 4px;
+  border: 1px solid #000033;
+  white-space: nowrap;
+  /* vertical-align: middle; */
+}
+
+dl,
+ul,
+div,
+fieldset {
+  margin: 10px 10px 10px 0;
+  /* overflow: hidden; */
+}
+
+fieldset > legend {
+  font-weight: bold;
+  padding: 0 5px 0 5px;
+}
+
+#LC_nav_bar {
+  float: left;
+  background-color: $pgbg_or_bgcolor;
+  margin: 0 0 2px 0;
+}
+
+#LC_realm {
+  margin: 0.2em 0 0 0;
+  padding: 0;
+  font-weight: bold;
+  text-align: center;
+  background-color: $pgbg_or_bgcolor;
+}
+
+#LC_nav_bar em {
+  font-weight: bold;
+  font-style: normal;
+}
+
+ol.LC_primary_menu {
+  float: right;
+  margin: 0;
+  background-color: $pgbg_or_bgcolor;
+}
+
+ol#LC_PathBreadcrumbs {
+  margin: 0;
+}
+
+ol.LC_primary_menu li {
+  display: inline;
+  padding: 5px 5px 0 10px;
+  vertical-align: top;
+}
+
+ol.LC_primary_menu li img {
+  vertical-align: bottom;
+  height: 1.1em;
+}
+
+ol.LC_primary_menu a {
+  color: RGB(80, 80, 80);
+  text-decoration: none;
+}
+
+ol.LC_primary_menu a.LC_new_message {
+  font-weight:bold;
+  color: darkred;
+}
+
+ol.LC_docs_parameters {
+  margin-left: 0;
+  padding: 0;
+  list-style: none;
+}
+
+ol.LC_docs_parameters li {
+  margin: 0;
+  padding-right: 20px;
+  display: inline;
+}
+
+ol.LC_docs_parameters li:before {
+  content: "\\002022 \\0020";
+}
+
+li.LC_docs_parameters_title {
+  font-weight: bold;
+}
+
+ol.LC_docs_parameters li.LC_docs_parameters_title:before {
+  content: "";
+}
+
+ul#LC_secondary_menu {
   clear: both;
-  color: $tabbg;
-  background-color: $tabbg;
-  height: 3px;
-  border: 0px;
+  color: $fontmenu;
+  background: $tabbg;
+  list-style: none;
+  padding: 0;
+  margin: 0;
+  width: 100%;
+  text-align: left;
+}
+
+ul#LC_secondary_menu li {
+  font-weight: bold;
+  line-height: 1.8em;
+  padding: 0 0.8em;
+  border-right: 1px solid black;
+  display: inline;
+  vertical-align: middle;
+}
+
+ul.LC_TabContent {
+  display:block;
+  background: $sidebg;
+  border-bottom: solid 1px $lg_border_color;
+  list-style:none;
+  margin: 0 -10px;
+  padding: 0;
+}
+
+ul.LC_TabContent li,
+ul.LC_TabContentBigger li {
+  float:left;
+}
+
+ul#LC_secondary_menu li a {
+  color: $fontmenu;
+  text-decoration: none;
+}
+
+ul.LC_TabContent {
+  min-height:20px;
+}
+
+ul.LC_TabContent li {
+  vertical-align:middle;
+  padding: 0 16px 0 10px;
+  background-color:$tabbg;
+  border-bottom:solid 1px $lg_border_color;
+  border-right: solid 1px $font;
+}
+
+ul.LC_TabContent .right {
+  float:right;
+}
+
+ul.LC_TabContent li a,
+ul.LC_TabContent li {
+  color:rgb(47,47,47);
+  text-decoration:none;
+  font-size:95%;
+  font-weight:bold;
+  min-height:20px;
+}
+
+ul.LC_TabContent li a:hover,
+ul.LC_TabContent li a:focus {
+  color: $button_hover;
+  background:none;
+  outline:none;
+}
+
+ul.LC_TabContent li:hover {
+  color: $button_hover;
+  cursor:pointer;
+}
+
+ul.LC_TabContent li.active {
+  color: $font;
+  background:#FFFFFF url(/adm/lonIcons/open.gif) no-repeat scroll right center;
+  border-bottom:solid 1px #FFFFFF;
+  cursor: default;
+}
+
+ul.LC_TabContent li.active a {
+  color:$font;
+  background:#FFFFFF;
+  outline: none;
+}
+#maincoursedoc {
+  clear:both;
+}
+
+ul.LC_TabContentBigger {
+  display:block;
+  list-style:none;
+  padding: 0;
+}
+
+ul.LC_TabContentBigger li {
+  vertical-align:bottom;
+  height: 30px;
+  font-size:110%;
+  font-weight:bold;
+  color: #737373;
+}
+
+ul.LC_TabContentBigger li.active {
+  position: relative;
+  top: 1px;
+}
+
+ul.LC_TabContentBigger li a {
+  background:url('/adm/lonIcons/tabbgleft.gif') left bottom no-repeat;
+  height: 30px;
+  line-height: 30px;
+  text-align: center;
+  display: block;
+  text-decoration: none;
+  outline: none;  
+}
+
+ul.LC_TabContentBigger li.active a {
+  background:url('/adm/lonIcons/tabbgleft.gif') left top no-repeat;
+  color:$font;
+}
+
+ul.LC_TabContentBigger li b {
+  background: url('/adm/lonIcons/tabbgright.gif') no-repeat right bottom;
+  display: block;
+  float: left;
+  padding: 0 30px;
+  border-bottom: 1px solid $lg_border_color;
+}
+
+ul.LC_TabContentBigger li:hover b {
+  color:$button_hover;
+}
+
+ul.LC_TabContentBigger li.active b {
+  background:url('/adm/lonIcons/tabbgright.gif') right top no-repeat;
+  color:$font;
+  border: 0;
+}
+
+
+ul.LC_CourseBreadcrumbs {
+  background: $sidebg;
+  line-height: 32px;
+  padding-left: 10px;
+  margin: 0 0 10px 0;
+  list-style-position: inside;
+
+}
+
+ol#LC_MenuBreadcrumbs,
+ol#LC_PathBreadcrumbs {
+  padding-left: 10px;
+  margin: 0;
+  height: 2.5em;  /* equal to #LC_breadcrumbs line-height */
+}
+
+ol#LC_MenuBreadcrumbs li,
+ol#LC_PathBreadcrumbs li,
+ul.LC_CourseBreadcrumbs li {
+  display: inline;
+  white-space: normal;  
+}
+
+ol#LC_MenuBreadcrumbs li a,
+ul.LC_CourseBreadcrumbs li a {
+  text-decoration: none;
+  font-size:90%;
+}
+
+ol#LC_MenuBreadcrumbs h1 {
+  display: inline;
+  font-size: 90%;
+  line-height: 2.5em;
+  margin: 0;
+  padding: 0;
+}
+
+ol#LC_PathBreadcrumbs li a {
+  text-decoration:none;
+  font-size:100%;
+  font-weight:bold;
+}
+
+.LC_Box {
+  border: solid 1px $lg_border_color;
+  padding: 0 10px 10px 10px;
+}
+
+.LC_AboutMe_Image {
+  float:left;
+  margin-right:10px;
+}
+
+.LC_Clear_AboutMe_Image {
+  clear:left;
+}
+
+dl.LC_ListStyleClean dt {
+  padding-right: 5px;
+  display: table-header-group;
+}
+
+dl.LC_ListStyleClean dd {
+  display: table-row;
+}
+
+.LC_ListStyleClean,
+.LC_ListStyleSimple,
+.LC_ListStyleNormal,
+.LC_ListStyleSpecial {
+  /* display:block; */
+  list-style-position: inside;
+  list-style-type: none;
+  overflow: hidden;
+  padding: 0;
+}
+
+.LC_ListStyleSimple li,
+.LC_ListStyleSimple dd,
+.LC_ListStyleNormal li,
+.LC_ListStyleNormal dd,
+.LC_ListStyleSpecial li,
+.LC_ListStyleSpecial dd {
+  margin: 0;
+  padding: 5px 5px 5px 10px;
+  clear: both;
+}
+
+.LC_ListStyleClean li,
+.LC_ListStyleClean dd {
+  padding-top: 0;
+  padding-bottom: 0;
+}
+
+.LC_ListStyleSimple dd,
+.LC_ListStyleSimple li {
+  border-bottom: solid 1px $lg_border_color;
+}
+
+.LC_ListStyleSpecial li,
+.LC_ListStyleSpecial dd {
+  list-style-type: none;
+  background-color: RGB(220, 220, 220);
+  margin-bottom: 4px;
+}
+
+table.LC_SimpleTable {
+  margin:5px;
+  border:solid 1px $lg_border_color;
+}
+
+table.LC_SimpleTable tr {
+  padding: 0;
+  border:solid 1px $lg_border_color;
+}
+
+table.LC_SimpleTable thead {
+  background:rgb(220,220,220);
+}
+
+div.LC_columnSection {
+  display: block;
+  clear: both;
+  overflow: hidden;
+  margin: 0;
+}
+
+div.LC_columnSection>* {
+  float: left;
+  margin: 10px 20px 10px 0;
+  overflow:hidden;
+}
+
+table em {
+  font-weight: bold;
+  font-style: normal;
+}
+
+table.LC_tableBrowseRes,
+table.LC_tableOfContent {
+  border:none;
+  border-spacing: 1px;
+  padding: 3px;
+  background-color: #FFFFFF;
+  font-size: 90%;
+}
+
+table.LC_tableOfContent {
+  border-collapse: collapse;
+}
+
+table.LC_tableBrowseRes a,
+table.LC_tableOfContent a {
+  background-color: transparent;
+  text-decoration: none;
+}
+
+table.LC_tableOfContent img {
+  border: none;
+  height: 1.3em;
+  vertical-align: text-bottom;
+  margin-right: 0.3em;
+}
+
+a#LC_content_toolbar_firsthomework {
+  background-image:url(/res/adm/pages/open-first-problem.gif);
+}
+
+a#LC_content_toolbar_everything {
+  background-image:url(/res/adm/pages/show-all.gif);
+}
+
+a#LC_content_toolbar_uncompleted {
+  background-image:url(/res/adm/pages/show-incomplete-problems.gif);
+}
+
+#LC_content_toolbar_clearbubbles {
+  background-image:url(/res/adm/pages/mark-discussionentries-read.gif);
+}
+
+a#LC_content_toolbar_changefolder {
+  background : url(/res/adm/pages/close-all-folders.gif) top center ;
+}
+
+a#LC_content_toolbar_changefolder_toggled {
+  background-image:url(/res/adm/pages/open-all-folders.gif);
+}
+
+ul#LC_toolbar li a:hover {
+  background-position: bottom center;
+}
+
+ul#LC_toolbar {
+  padding: 0;
+  margin: 2px;
+  list-style:none;
+  position:relative;
+  background-color:white;
+}
+
+ul#LC_toolbar li {
+  border:1px solid white;
+  padding: 0;
+  margin: 0;
+  float: left;
+  display:inline;
+  vertical-align:middle;
 }
+
+
+a.LC_toolbarItem {
+  display:block;
+  padding: 0;
+  margin: 0;
+  height: 32px;
+  width: 32px;
+  color:white;
+  border: none;
+  background-repeat:no-repeat;
+  background-color:transparent;
+}
+
+ul.LC_funclist {
+    margin: 0;
+    padding: 0.5em 1em 0.5em 0;
+}
+
+ul.LC_funclist > li:first-child {
+    font-weight:bold; 
+    margin-left:0.8em;
+}
+
+ul.LC_funclist + ul.LC_funclist {
+    /* 
+       left border as a seperator if we have more than
+       one list 
+    */
+    border-left: 1px solid $sidebg;
+    /* 
+       this hides the left border behind the border of the 
+       outer box if element is wrapped to the next 'line' 
+    */
+    margin-left: -1px;
+}
+
+ul.LC_funclist li {
+  display: inline;
+  white-space: nowrap;
+  margin: 0 0 0 25px;
+  line-height: 150%;
+}
+
+.ui-accordion .LC_advanced_toggle {
+  float: right;
+  font-size: 90%;
+  padding: 0px 4px
+}
+
+.LC_hidden {
+  display: none;
+}
+
 END
 }
 
@@ -5412,8 +6600,8 @@ sub headtag {
     if (!$args->{'frameset'}) {
 	$result .= &Apache::lonhtmlcommon::htmlareaheaders();
     }
-    if ($args->{'force_register'}) {
-	$result .= &Apache::lonmenu::registerurl(1);
+    if ($args->{'force_register'} && $env{'request.noversionuri'} !~ m{^/res/adm/pages/}) {
+        $result .= Apache::lonxml::display_title();
     }
     if (!$args->{'no_nav_bar'} 
 	&& !$args->{'only_body'}
@@ -5439,7 +6627,7 @@ ADDMETA
     $result .= '<title> LON-CAPA '.$title.'</title>'
 	.'<link rel="stylesheet" type="text/css" href="'.$url.'" />'
 	.$head_extra;
-    return $result;
+    return $result.'</head>';
 }
 
 =pod
@@ -5474,10 +6662,6 @@ Inputs: none
 sub xml_begin {
     my $output='';
 
-    if ($env{'internal.start_page'}==1) {
-	&Apache::lonhtmlcommon::init_htmlareafields();
-    }
-
     if ($env{'browser.mathml'}) {
 	$output='<?xml version="1.0"?>'
             #.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'."\n"
@@ -5488,50 +6672,14 @@ sub xml_begin {
             .'<html xmlns:math="http://www.w3.org/1998/Math/MathML" ' 
 	    .'xmlns="http://www.w3.org/1999/xhtml">';
     } else {
-	$output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html>';
+	$output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'
+           .'<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">';
     }
     return $output;
 }
 
 =pod
 
-=item * &endheadtag()
-
-Returns a uniform </head> for LON-CAPA web pages.
-
-Inputs: none
-
-=cut
-
-sub endheadtag {
-    return '</head>';
-}
-
-=pod
-
-=item * &head()
-
-Returns a uniform complete <head>..</head> section for LON-CAPA web pages.
-
-Inputs:
-
-=over 4
-
-$title - optional title for the page
-
-$head_extra - optional extra HTML to put inside the <head>
-
-=back
-
-=cut
-
-sub head {
-    my ($title,$head_extra,$args) = @_;
-    return &headtag($title,$head_extra,$args).&endheadtag();
-}
-
-=pod
-
 =item * &start_page()
 
 Returns a complete <html> .. <body> section for LON-CAPA web pages.
@@ -5550,7 +6698,7 @@ $args - additional optional args support
 
              only_body      -> is true will set &bodytag() onlybodytag
                                     arg on
-             no_nav_bar     -> is true will set &bodytag() notopbar arg on
+             no_nav_bar     -> is true will set &bodytag() no_nav_bar arg on
              add_entries    -> additional attributes to add to the  <body>
              domain         -> force to color decorate a page for a 
                                     specific domain
@@ -5564,21 +6712,17 @@ $args - additional optional args support
                                     a html attribute
              force_register -> if is true will turn on the &bodytag()
                                     $forcereg arg
-             body_title     -> alternate text to use instead of $title
-                                    in the title box that appears, this text
-                                    is not auto translated like the $title is
              frameset       -> if true will start with a <frameset>
                                     rather than <body>
-             no_title       -> if true the title bar won't be shown
              skip_phases    -> hash ref of 
                                     head -> skip the <html><head> generation
                                     body -> skip all <body> generation
-             no_inline_link -> if true and in remote mode, don't show the 
-                                    'Switch To Inline Menu' link
              no_auto_mt_title -> prevent &mt()ing the title arg
              inherit_jsmath -> when creating popup window in a page,
                                     should it have jsmath forced on by the
                                     current page
+             bread_crumbs ->             Array containing breadcrumbs
+             bread_crumbs_component ->  if exists show it as headline else show only the breadcrumbs
 
 =back
 
@@ -5589,6 +6733,14 @@ $args - additional optional args support
 sub start_page {
     my ($title,$head_extra,$args) = @_;
     #&Apache::lonnet::logthis("start_page ".join(':',caller(0)));
+#SD
+#I don't see why we copy certain elements of %$args to %head_args
+#head args is passed to headtag() and this routine only reads those
+#keys that are needed. There doesn't happen any writes or any processing
+#of other keys.
+#proposal: just pass $args to headtag instead of \%head_args and delete 
+#marked lines
+#<- MARK
     my %head_args;
     foreach my $arg ('redirect','force_register','domain','function',
 		     'bgcolor','frameset','no_nav_bar','only_body',
@@ -5597,13 +6749,16 @@ sub start_page {
 	    $head_args{$arg} = $args->{$arg};
 	}
     }
+#MARK ->
 
     $env{'internal.start_page'}++;
     my $result;
+
     if (! exists($args->{'skip_phases'}{'head'}) ) {
-	$result.=
-	    &xml_begin().
-	    &headtag($title,$head_extra,\%head_args).&endheadtag();
+        $result .= 
+                  &xml_begin() . &headtag($title,$head_extra,\%head_args);
+#replace prev line by
+#                 &xml_begin() . &headtag($title, $head_extra, $args);
     }
     
     if (! exists($args->{'skip_phases'}{'body'}) ) {
@@ -5611,48 +6766,51 @@ sub start_page {
 	    my $attr_string = &make_attr_string($args->{'force_register'},
 						$args->{'add_entries'});
 	    $result .= "\n<frameset $attr_string>\n";
-	} else {
-	    $result .=
-		&bodytag($title, 
-			 $args->{'function'},       $args->{'add_entries'},
-			 $args->{'only_body'},      $args->{'domain'},
-			 $args->{'force_register'}, $args->{'body_title'},
-			 $args->{'no_nav_bar'},     $args->{'bgcolor'},
-			 $args->{'no_title'},       $args->{'no_inline_link'},
-			 $args);
-	}
+        } else {
+            $result .=
+                &bodytag($title, 
+                         $args->{'function'},       $args->{'add_entries'},
+                         $args->{'only_body'},      $args->{'domain'},
+                         $args->{'force_register'}, $args->{'no_nav_bar'},
+                         $args->{'bgcolor'},        $args);
+        }
     }
 
     if ($args->{'js_ready'}) {
-	$result = &js_ready($result);
+		$result = &js_ready($result);
     }
     if ($args->{'html_encode'}) {
-	$result = &html_encode($result);
+		$result = &html_encode($result);
     }
-    return $result;
-}
-
-
-=pod
-
-=item * &head()
-
-Returns a complete </body></html> section for LON-CAPA web pages.
 
-Inputs:         $args - additional optional args supported are:
-                 js_ready     -> return a string ready for being used in 
-                                 a javascript writeln
-                 html_encode  -> return a string ready for being used in 
-                                 a html attribute
-                 frameset     -> if true will start with a <frameset>
-                                 rather than <body>
-                 dicsussion   -> if true will get discussion from
-                                  lonxml::xmlend
-                                 (you can pass the target and parser arguments
-                                  through optional 'target' and 'parser' args
-                                  to this routine)
+    # Preparation for new and consistent functionlist at top of screen
+    # if ($args->{'functionlist'}) {
+    #            $result .= &build_functionlist();
+    #}
+
+    # Don't add anything more if only_body wanted or in const space
+    return $result if    $args->{'only_body'} 
+                      || $env{'request.state'} eq 'construct';
+
+    #Breadcrumbs
+    if (exists($args->{'bread_crumbs'}) or exists($args->{'bread_crumbs_component'})) {
+		&Apache::lonhtmlcommon::clear_breadcrumbs();
+		#if any br links exists, add them to the breadcrumbs
+		if (exists($args->{'bread_crumbs'}) and ref($args->{'bread_crumbs'}) eq 'ARRAY') {         
+			foreach my $crumb (@{$args->{'bread_crumbs'}}){
+				&Apache::lonhtmlcommon::add_breadcrumb($crumb);
+			}
+		}
 
-=cut
+		#if bread_crumbs_component exists show it as headline else show only the breadcrumbs
+		if(exists($args->{'bread_crumbs_component'})){
+			$result .= &Apache::lonhtmlcommon::breadcrumbs($args->{'bread_crumbs_component'});
+		}else{
+			$result .= &Apache::lonhtmlcommon::breadcrumbs();
+		}
+    }
+    return $result;
+}
 
 sub end_page {
     my ($args) = @_;
@@ -5728,6 +6886,19 @@ sub validate_page {
     }
 }
 
+
+sub start_scrollbox {
+    my ($outerwidth,$width,$height)=@_;
+    unless ($outerwidth) { $outerwidth='520px'; }
+    unless ($width) { $width='500px'; }
+    unless ($height) { $height='200px'; }
+    return "<table style='width: $outerwidth; border: 1px solid black;'><tr><td style='width: $width;' bgcolor='#FFFFFF'><div style='overflow:auto; width:$width; height: $height;'>";
+}
+
+sub end_scrollbox {
+    return '</td></tr></table>';
+}
+
 sub simple_error_page {
     my ($r,$title,$msg) = @_;
     my $page =
@@ -5743,31 +6914,44 @@ sub simple_error_page {
 
 {
     my @row_count;
+
+    sub start_data_table_count {
+        unshift(@row_count, 0);
+        return;
+    }
+
+    sub end_data_table_count {
+        shift(@row_count);
+        return;
+    }
+
     sub start_data_table {
 	my ($add_class) = @_;
 	my $css_class = (join(' ','LC_data_table',$add_class));
-	unshift(@row_count,0);
+	&start_data_table_count();
 	return '<table class="'.$css_class.'">'."\n";
     }
 
     sub end_data_table {
-	shift(@row_count);
+	&end_data_table_count();
 	return '</table>'."\n";;
     }
 
     sub start_data_table_row {
-	my ($add_class) = @_;
+	my ($add_class, $id) = @_;
 	$row_count[0]++;
 	my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
-	$css_class = (join(' ',$css_class,$add_class));
-	return  '<tr class="'.$css_class.'">'."\n";;
+	$css_class = (join(' ',$css_class,$add_class)) unless ($add_class eq '');
+        $id = (' id="'.$id.'"') unless ($id eq '');
+        return  '<tr class="'.$css_class.'"'.$id.'>'."\n";
     }
     
     sub continue_data_table_row {
-	my ($add_class) = @_;
+	my ($add_class, $id) = @_;
 	my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
-	$css_class = (join(' ',$css_class,$add_class));
-	return  '<tr class="'.$css_class.'">'."\n";;
+	$css_class = (join(' ',$css_class,$add_class)) unless ($add_class eq '');
+        $id = (' id="'.$id.'"') unless ($id eq '');
+        return  '<tr class="'.$css_class.'"'.$id.'>'."\n";
     }
 
     sub end_data_table_row {
@@ -5775,7 +6959,7 @@ sub simple_error_page {
     }
 
     sub start_data_table_empty_row {
-	$row_count[0]++;
+#	$row_count[0]++;
 	return  '<tr class="LC_empty_row" >'."\n";;
     }
 
@@ -5790,6 +6974,11 @@ sub simple_error_page {
     sub end_data_table_header_row {
 	return '</tr>'."\n";;
     }
+
+    sub data_table_caption {
+        my $caption = shift;
+        return "<caption class=\"LC_caption\">$caption</caption>";
+    }
 }
 
 =pod
@@ -5856,14 +7045,17 @@ Returns either 'student','coordinator','
 
 ###############################################
 sub get_users_function {
-    my $function = 'student';
-    if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
+    my $function = 'norole';
+    if ($env{'request.role'}=~/^(st)/) {
+        $function='student';
+    }
+    if ($env{'request.role'}=~/^(cc|co|in|ta|ep)/) {
         $function='coordinator';
     }
     if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
         $function='admin';
     }
-    if (($env{'request.role'}=~/^(au|ca)/) ||
+    if (($env{'request.role'}=~/^(au|ca|aa)/) ||
         ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
         $function='author';
     }
@@ -5874,6 +7066,38 @@ sub get_users_function {
 
 =pod
 
+=item * &show_course()
+
+Used by lonmenu.pm and lonroles.pm to determine whether to use the word
+'Courses' or 'Roles' in inline navigation and on screen displaying user's roles.
+
+Inputs:
+None
+
+Outputs:
+Scalar: 1 if 'Course' to be used, 0 otherwise.
+
+=cut
+
+###############################################
+sub show_course {
+    my $course = !$env{'user.adv'};
+    if (!$env{'user.adv'}) {
+        foreach my $env (keys(%env)) {
+            next if ($env !~ m/^user\.priv\./);
+            if ($env !~ m/^user\.priv\.(?:st|cm)/) {
+                $course = 0;
+                last;
+            }
+        }
+    }
+    return $course;
+}
+
+###############################################
+
+=pod
+
 =item * &check_user_status()
 
 Determines current status of supplied role for a
@@ -5890,13 +7114,14 @@ role status: active, previous or future.
 
 sub check_user_status {
     my ($udom,$uname,$cdom,$crs,$role,$sec) = @_;
-    my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname);
+    my $extra = &Apache::lonnet::freeze_escape({'skipcheck' => 1});
+    my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname,'.',undef,$extra);
     my @uroles = keys %userinfo;
     my $srchstr;
     my $active_chk = 'none';
     my $now = time;
     if (@uroles > 0) {
-        if (($role eq 'cc') || ($sec eq '') || (!defined($sec))) {
+        if (($role eq 'cc') || ($role eq 'co') || ($sec eq '') || (!defined($sec))) {
             $srchstr = '/'.$cdom.'/'.$crs.'_'.$role;
         } else {
             $srchstr = '/'.$cdom.'/'.$crs.'/'.$sec.'_'.$role;
@@ -6377,6 +7602,8 @@ If the user's status includes multiple t
 the largest default quota which applies to the user determines the
 default quota returned.
 
+=back
+
 =cut
 
 ###############################################
@@ -6389,21 +7616,37 @@ sub default_quota {
                                             ['quotas'],$udom);
     if (ref($quotahash{'quotas'}) eq 'HASH') {
         if ($inststatus ne '') {
-            my @statuses = split(/:/,$inststatus);
+            my @statuses = map { &unescape($_); } split(/:/,$inststatus);
             foreach my $item (@statuses) {
-                if ($quotahash{'quotas'}{$item} ne '') {
-                    if ($defquota eq '') {
-                        $defquota = $quotahash{'quotas'}{$item};
-                        $settingstatus = $item;
-                    } elsif ($quotahash{'quotas'}{$item} > $defquota) {
-                        $defquota = $quotahash{'quotas'}{$item};
-                        $settingstatus = $item;
+                if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
+                    if ($quotahash{'quotas'}{'defaultquota'}{$item} ne '') {
+                        if ($defquota eq '') {
+                            $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
+                            $settingstatus = $item;
+                        } elsif ($quotahash{'quotas'}{'defaultquota'}{$item} > $defquota) {
+                            $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
+                            $settingstatus = $item;
+                        }
+                    }
+                } else {
+                    if ($quotahash{'quotas'}{$item} ne '') {
+                        if ($defquota eq '') {
+                            $defquota = $quotahash{'quotas'}{$item};
+                            $settingstatus = $item;
+                        } elsif ($quotahash{'quotas'}{$item} > $defquota) {
+                            $defquota = $quotahash{'quotas'}{$item};
+                            $settingstatus = $item;
+                        }
                     }
                 }
             }
         }
         if ($defquota eq '') {
-            $defquota = $quotahash{'quotas'}{'default'};
+            if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
+                $defquota = $quotahash{'quotas'}{'defaultquota'}{'default'};
+            } else {
+                $defquota = $quotahash{'quotas'}{'default'};
+            }
             $settingstatus = 'default';
         }
     } else {
@@ -6455,7 +7698,7 @@ sub get_secgrprole_info {
 }
 
 sub user_picker {
-    my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype) = @_;
+    my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype,$context) = @_;
     my $currdom = $dom;
     my %curr_selected = (
                         srchin => 'dom',
@@ -6509,6 +7752,7 @@ sub user_picker {
         #       loncreateuser::print_user_query_page()
         #       has been completed.
         next if ($option eq 'alc');
+        next if (($option eq 'crs') && ($env{'form.form'} eq 'requestcrs'));  
         next if ($option eq 'crs' && !$env{'request.course.id'});
         if ($curr_selected{'srchin'} eq $option) {
             $srchinsel .= ' 
@@ -6545,19 +7789,29 @@ sub user_picker {
     $srchtypesel .= "\n  </select>\n";
 
     my ($newuserscript,$new_user_create);
-
+    my $context_dom = $env{'request.role.domain'};
+    if ($context eq 'requestcrs') {
+        if ($env{'form.coursedom'} ne '') { 
+            $context_dom = $env{'form.coursedom'};
+        }
+    }
     if ($forcenewuser) {
         if (ref($srch) eq 'HASH') {
-            if ($srch->{'srchby'} eq 'uname' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchin'} eq 'dom' && $srch->{'srchdomain'} eq $env{'request.role.domain'}) {
+            if ($srch->{'srchby'} eq 'uname' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchin'} eq 'dom' && $srch->{'srchdomain'} eq $context_dom) {
                 if ($cancreate) {
                     $new_user_create = '<p> <input type="submit" name="forcenew" value="'.&HTML::Entities::encode(&mt('Make new user "[_1]"',$srchterm),'<>&"').'" onclick="javascript:setSearch(\'1\','.$caller.');" /> </p>';
                 } else {
-                    my $helplink = ' href="javascript:helpMenu('."'display'".')"';
+                    my $helplink = 'javascript:helpMenu('."'display'".')';
                     my %usertypetext = (
                         official   => 'institutional',
                         unofficial => 'non-institutional',
                     );
-                    $new_user_create = '<br /><span class="LC_warning">'.&mt("You are not authorized to create new $usertypetext{$usertype} users in this domain.").' '.&mt('Contact the <a[_1]>helpdesk</a> for assistance.',$helplink).'</span><br /><br />';
+                    $new_user_create = '<p class="LC_warning">'
+                                      .&mt("You are not authorized to create new $usertypetext{$usertype} users in this domain.")
+                                      .' '
+                                      .&mt('Please contact the [_1]helpdesk[_2] for assistance.'
+                                          ,'<a href="'.$helplink.'">','</a>')
+                                      .'</p><br />';
                 }
             }
         }
@@ -6582,7 +7836,7 @@ function setSearch(createnew,callingForm
             }
         }
         for (var i=0; i<callingForm.srchdomain.length; i++) {
-            if (callingForm.srchdomain.options[i].value == '$env{'request.role.domain'}') {
+            if (callingForm.srchdomain.options[i].value == '$context_dom') {
                 callingForm.srchdomain.selectedIndex = i;
             }
         }
@@ -6594,6 +7848,7 @@ ENDSCRIPT
 
     my $output = <<"END_BLOCK";
 <script type="text/javascript">
+// <![CDATA[
 function validateEntry(callingForm) {
 
     var checkok = 1;
@@ -6662,28 +7917,25 @@ function validateEntry(callingForm) {
 
 $newuserscript
 
+// ]]>
 </script>
 
 $new_user_create
 
-<table>
- <tr>
-  <td>$lt{'doma'}:</td>
-  <td>$domform</td>
-  </td>
- </tr>
- <tr>
-  <td>$lt{'usr'}:</td>
-  <td>$srchbysel
-      $srchtypesel 
-      <input type="text" size="15" name="srchterm" value="$srchterm" />
-      $srchinsel 
-  </td>
- </tr>
-</table>
-<br />
 END_BLOCK
 
+    $output .= &Apache::lonhtmlcommon::start_pick_box().
+               &Apache::lonhtmlcommon::row_title($lt{'doma'}).
+               $domform.
+               &Apache::lonhtmlcommon::row_closure().
+               &Apache::lonhtmlcommon::row_title($lt{'usr'}).
+               $srchbysel.
+               $srchtypesel. 
+               '<input type="text" size="15" name="srchterm" value="'.$srchterm.'" />'.
+               $srchinsel.
+               &Apache::lonhtmlcommon::row_closure(1). 
+               &Apache::lonhtmlcommon::end_pick_box().
+               '<br />';
     return $output;
 }
 
@@ -6809,12 +8061,16 @@ sub instrule_disallow_msg {
             $text{'action'} = 'IDs';
         }
     }
-    $response = &mt("The $text{'item'} you chose $text{'match'} the format of $text{'items'} defined for <span class=\"LC_cusr_emph\">[_1]</span>, but the $text{'item'} $text{'do'} not exist in the institutional directory.",$domdesc).'<br />';
+    $response = &mt("The $text{'item'} you chose $text{'match'} the format of $text{'items'} defined for [_1], but the $text{'item'} $text{'do'} not exist in the institutional directory.",'<span class="LC_cusr_emph">'.$domdesc.'</span>').'<br />';
     if ($mode eq 'upload') {
         if ($checkitem eq 'username') {
             $response .= &mt("You will need to modify your upload file so it will include $text{'action'} with a different format --  $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");
         } elsif ($checkitem eq 'id') {
-            $response .= &mt("Either upload a file which includes $text{'action'} with a different format --  $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or when associating fields with data columns, omit an association for the ID/Student Number field.");
+            $response .= &mt("Either upload a file which includes $text{'action'} with a different format --  $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or when associating fields with data columns, omit an association for the Student/Employee ID field.");
+        }
+    } elsif ($mode eq 'selfcreate') {
+        if ($checkitem eq 'id') {
+            $response .= &mt("You must either choose $text{'action'} with a different format --  $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or leave the ID field blank.");
         }
     } else {
         if ($checkitem eq 'username') {
@@ -6835,6 +8091,7 @@ sub personal_data_fieldtitles {
                         middlename => 'Middle Name',
                         generation => 'Generation',
                         gen => 'Generation',
+                        inststatus => 'Affiliation',
                    );
     return %fieldtitles;
 }
@@ -6844,7 +8101,7 @@ sub sorted_inst_types {
     my ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);
     my $othertitle = &mt('All users');
     if ($env{'request.course.id'}) {
-        $othertitle  = 'any';
+        $othertitle  = &mt('Any users');
     }
     my @types;
     if (ref($order) eq 'ARRAY') {
@@ -6857,9 +8114,6 @@ sub sorted_inst_types {
     }
     if (keys(%{$usertypes}) > 0) {
         $othertitle = &mt('Other users');
-        if ($env{'request.course.id'}) {
-            $othertitle = 'other';
-        }
     }
     return ($othertitle,$usertypes,\@types);
 }
@@ -6905,10 +8159,63 @@ sub get_institutional_codes {
     return;
 }
 
+sub get_standard_codeitems {
+    return ('Year','Semester','Department','Number','Section');
+}
+
 =pod
 
+=head1 Slot Helpers
+
+=over 4
+
+=item * sorted_slots()
+
+Sorts an array of slot names in order of slot start time (earliest first). 
+
+Inputs:
+
+=over 4
+
+slotsarr  - Reference to array of unsorted slot names.
+
+slots     - Reference to hash of hash, where outer hash keys are slot names.
+
+=back
+
+Returns:
+
+=over 4
+
+sorted   - An array of slot names sorted by the start time of the slot.
+
 =back
 
+=back
+
+=cut
+
+
+sub sorted_slots {
+    my ($slotsarr,$slots) = @_;
+    my @sorted;
+    if ((ref($slotsarr) eq 'ARRAY') && (ref($slots) eq 'HASH')) {
+        @sorted =
+            sort {
+                     if (ref($slots->{$a}) && ref($slots->{$b})) {
+                         return $slots->{$a}{'starttime'} <=> $slots->{$b}{'starttime'}
+                     }
+                     if (ref($slots->{$a})) { return -1;}
+                     if (ref($slots->{$b})) { return 1;}
+                     return 0;
+                 } @{$slotsarr};
+    }
+    return @sorted;
+}
+
+
+=pod
+
 =head1 HTTP Helpers
 
 =over 4
@@ -7045,6 +8352,753 @@ sub get_env_multiple {
     return(@values);
 }
 
+sub ask_for_embedded_content {
+    my ($actionurl,$state,$allfiles,$codebase,$args)=@_;
+    my (%subdependencies,%dependencies,%mapping,%existing,%newfiles,%pathchanges);
+    my $num = 0;
+    my $numremref = 0;
+    my $numinvalid = 0;
+    my $numpathchg = 0;
+    my $numexisting = 0;
+    my ($output,$upload_output,$toplevel,$url,$udom,$uname,$getpropath);
+    if (($actionurl eq '/adm/portfolio') || ($actionurl eq '/adm/coursegrp_portfolio')) {
+        my $current_path='/';
+        if ($env{'form.currentpath'}) {
+            $current_path = $env{'form.currentpath'};
+        }
+        if ($actionurl eq '/adm/coursegrp_portfolio') {
+            $udom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+            $uname = $env{'course.'.$env{'request.course.id'}.'.num'};
+            $url = '/userfiles/groups/'.$env{'form.group'}.'/portfolio';
+        } else {
+            $udom = $env{'user.domain'};
+            $uname = $env{'user.name'};
+            $url = '/userfiles/portfolio';
+        }
+        $toplevel = $url.'/';
+        $url .= $current_path;
+        $getpropath = 1;
+    } elsif (($actionurl eq '/adm/upload') || ($actionurl eq '/adm/testbank') ||
+             ($actionurl eq '/adm/imsimport')) { 
+        ($uname,my $rest) = ($args->{'current_path'} =~ m{/priv/($match_username)/?(.*)$});
+        $url = '/home/'.$uname.'/public_html/';
+        $toplevel = $url;
+        if ($rest ne '') {
+            $url .= $rest;
+        }
+    } elsif ($actionurl eq '/adm/coursedocs') {
+        if (ref($args) eq 'HASH') {
+           $url = $args->{'docs_url'};
+           $toplevel = $url;
+        }
+    }
+    my $now = time();
+    foreach my $embed_file (keys(%{$allfiles})) {
+        my $absolutepath;
+        if ($embed_file =~ m{^\w+://}) {
+            $newfiles{$embed_file} = 1;
+            $mapping{$embed_file} = $embed_file;
+        } else {
+            if ($embed_file =~ m{^/}) {
+                $absolutepath = $embed_file;
+                $embed_file =~ s{^(/+)}{};
+            }
+            if ($embed_file =~ m{/}) {
+                my ($path,$fname) = ($embed_file =~ m{^(.+)/([^/]*)$});
+                $path = &check_for_traversal($path,$url,$toplevel);
+                my $item = $fname;
+                if ($path ne '') {
+                    $item = $path.'/'.$fname;
+                    $subdependencies{$path}{$fname} = 1;
+                } else {
+                    $dependencies{$item} = 1;
+                }
+                if ($absolutepath) {
+                    $mapping{$item} = $absolutepath;
+                } else {
+                    $mapping{$item} = $embed_file;
+                }
+            } else {
+                $dependencies{$embed_file} = 1;
+                if ($absolutepath) {
+                    $mapping{$embed_file} = $absolutepath;
+                } else {
+                    $mapping{$embed_file} = $embed_file;
+                }
+            }
+        }
+    }
+    foreach my $path (keys(%subdependencies)) {
+        my %currsubfile;
+        if (($actionurl eq '/adm/portfolio') || ($actionurl eq '/adm/coursegrp_portfolio')) { 
+            my @subdir_list = &Apache::lonnet::dirlist($url.$path,$udom,$uname,$getpropath);
+            foreach my $line (@subdir_list) {
+                my ($file_name,$rest) = split(/\&/,$line,2);
+                $currsubfile{$file_name} = 1;
+            }
+        } elsif (($actionurl eq '/adm/upload') || ($actionurl eq '/adm/testbank')) {
+            if (opendir(my $dir,$url.'/'.$path)) {
+                my @subdir_list = grep(!/^\./,readdir($dir));
+                map {$currsubfile{$_} = 1;} @subdir_list;
+            }
+        }
+        foreach my $file (keys(%{$subdependencies{$path}})) {
+            if ($currsubfile{$file}) {
+                my $item = $path.'/'.$file;
+                unless ($mapping{$item} eq $item) {
+                    $pathchanges{$item} = 1;
+                }
+                $existing{$item} = 1;
+                $numexisting ++;
+            } else {
+                $newfiles{$path.'/'.$file} = 1;
+            }
+        }
+    }
+    my %currfile;
+    if (($actionurl eq '/adm/portfolio') || ($actionurl eq '/adm/coursegrp_portfolio')) {
+        my @dir_list = &Apache::lonnet::dirlist($url,$udom,$uname,$getpropath);
+        foreach my $line (@dir_list) {
+            my ($file_name,$rest) = split(/\&/,$line,2);
+            $currfile{$file_name} = 1;
+        }
+    } elsif (($actionurl eq '/adm/upload') || ($actionurl eq '/adm/testbank')) {
+        if (opendir(my $dir,$url)) {
+            my @dir_list = grep(!/^\./,readdir($dir));
+            map {$currfile{$_} = 1;} @dir_list;
+        }
+    }
+    foreach my $file (keys(%dependencies)) {
+        if ($currfile{$file}) {
+            unless ($mapping{$file} eq $file) {
+                $pathchanges{$file} = 1;
+            }
+            $existing{$file} = 1;
+            $numexisting ++;
+        } else {
+            $newfiles{$file} = 1;
+        }
+    }
+    foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%newfiles)) {
+        $upload_output .= &start_data_table_row().
+                          '<td><span class="LC_filename">'.$embed_file.'</span>';
+        unless ($mapping{$embed_file} eq $embed_file) {
+            $upload_output .= '<br /><span class="LC_info" style="font-size:smaller;">'.&mt('changed from: [_1]',$mapping{$embed_file}).'</span>';
+        }
+        $upload_output .= '</td><td>';
+        if ($args->{'ignore_remote_references'}
+            && $embed_file =~ m{^\w+://}) {
+            $upload_output.='<span class="LC_warning">'.&mt("URL points to other server.").'</span>';
+            $numremref++;
+        } elsif ($args->{'error_on_invalid_names'}
+            && $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {
+
+            $upload_output.='<span class="LC_warning">'.&mt('Invalid characters').'</span>';
+            $numinvalid++;
+        } else {
+            $upload_output .= &embedded_file_element('upload_embedded',$num,
+                                                     $embed_file,\%mapping,
+                                                     $allfiles,$codebase);
+            $num++;
+        }
+        $upload_output .= '</td>'.&Apache::loncommon::end_data_table_row()."\n";
+    }
+    foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%existing)) {
+        $upload_output .= &start_data_table_row().
+                          '<td><span class="LC_filename">'.$embed_file.'</span></td>'.
+                          '<td><span class="LC_warning">'.&mt('Already exists').'</span></td>'.
+                          &Apache::loncommon::end_data_table_row()."\n";
+    }
+    if ($upload_output) {
+        $upload_output = &start_data_table().
+                         $upload_output.
+                         &end_data_table()."\n";
+    }
+    my $applies = 0;
+    if ($numremref) {
+        $applies ++;
+    }
+    if ($numinvalid) {
+        $applies ++;
+    }
+    if ($numexisting) {
+        $applies ++;
+    }
+    if ($num) {
+        $output = '<form name="upload_embedded" action="'.$actionurl.'"'.
+                  ' method="post" enctype="multipart/form-data">'."\n".
+                  $state.
+                  '<h3>'.&mt('Upload embedded files').
+                  ':</h3>'.$upload_output.'<br />'."\n".
+                  '<input type ="hidden" name="number_embedded_items" value="'.
+                  $num.'" />'."\n";
+        if ($actionurl eq '') {
+            $output .=  '<input type="hidden" name="phase" value="three" />';
+        }
+    } elsif ($applies) {
+        $output = '<b>'.&mt('Referenced files').'</b>:<br />';
+        if ($applies > 1) {
+            $output .=  
+                &mt('No files need to be uploaded, as one of the following applies to each reference:').'<ul>';
+            if ($numremref) {
+                $output .= '<li>'.&mt('reference is to a URL which points to another server').'</li>'."\n";
+            }
+            if ($numinvalid) {
+                $output .= '<li>'.&mt('reference is to file with a name containing invalid characters').'</li>'."\n";
+            }
+            if ($numexisting) {
+                $output .= '<li>'.&mt('reference is to an existing file at the specified location').'</li>'."\n";
+            }
+            $output .= '</ul><br />';
+        } elsif ($numremref) {
+            $output .= '<p>'.&mt('None to upload, as all references are to URLs pointing to another server.').'</p>';
+        } elsif ($numinvalid) {
+            $output .= '<p>'.&mt('None to upload, as all references are to files with names containing invalid characters.').'</p>';
+        } elsif ($numexisting) {
+            $output .= '<p>'.&mt('None to upload, as all references are to existing files.').'</p>';
+        }
+        $output .= $upload_output.'<br />';
+    }
+    my ($pathchange_output,$chgcount);
+    $chgcount = $num;
+    if (keys(%pathchanges) > 0) {
+        foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%pathchanges)) {
+            if ($num) {
+                $output .= &embedded_file_element('pathchange',$chgcount,
+                                                  $embed_file,\%mapping,
+                                                  $allfiles,$codebase);
+            } else {
+                $pathchange_output .= 
+                    &start_data_table_row().
+                    '<td><input type ="checkbox" name="namechange" value="'.
+                    $chgcount.'" checked="checked" /></td>'.
+                    '<td>'.$mapping{$embed_file}.'</td>'.
+                    '<td>'.$embed_file.
+                    &embedded_file_element('pathchange',$numpathchg,$embed_file,
+                                           \%mapping,$allfiles,$codebase).
+                    '</td>'.&end_data_table_row();
+            }
+            $numpathchg ++;
+            $chgcount ++;
+        }
+    }
+    if ($num) {
+        if ($numpathchg) {
+            $output .= '<input type ="hidden" name="number_pathchange_items" value="'.
+                       $numpathchg.'" />'."\n";
+        }
+        if (($actionurl eq '/adm/upload') || ($actionurl eq '/adm/testbank') || 
+            ($actionurl eq '/adm/imsimport')) {
+            $output .= '<input type="hidden" name="phase" value="three" />'."\n";
+        } elsif ($actionurl eq '/adm/portfolio' || $actionurl eq '/adm/coursegrp_portfolio') {
+            $output .= '<input type="hidden" name="action" value="upload_embedded" />';
+        }
+        $output .=  '<input type ="submit" value="'.&mt('Upload Listed Files').'" />'."\n".
+                    &mt('(only files for which a location has been provided will be uploaded)').'</form>'."\n";
+    } elsif ($numpathchg) {
+        my %pathchange = ();
+        $output .= &modify_html_form('pathchange',$actionurl,$state,\%pathchange,$pathchange_output);
+        if (($actionurl eq '/adm/portfolio') || ($actionurl eq '/adm/coursegrp_portfolio')) {
+            $output .= '<p>'.&mt('or').'</p>'; 
+        } 
+    }
+    return ($output,$num,$numpathchg);
+}
+
+sub embedded_file_element {
+    my ($context,$num,$embed_file,$mapping,$allfiles,$codebase) = @_;
+    return unless ((ref($mapping) eq 'HASH') && (ref($allfiles) eq 'HASH') &&
+                   (ref($codebase) eq 'HASH'));
+    my $output;
+    if ($context eq 'upload_embedded') {
+       $output = '<input name="embedded_item_'.$num.'" type="file" value="" />'."\n";
+    }
+    $output .= '<input name="embedded_orig_'.$num.'" type="hidden" value="'.
+               &escape($embed_file).'" />';
+    unless (($context eq 'upload_embedded') && 
+            ($mapping->{$embed_file} eq $embed_file)) {
+        $output .='
+        <input name="embedded_ref_'.$num.'" type="hidden" value="'.&escape($mapping->{$embed_file}).'" />';
+    }
+    my $attrib;
+    if (ref($allfiles->{$mapping->{$embed_file}}) eq 'ARRAY') {
+        $attrib = &escape(join(':',@{$allfiles->{$mapping->{$embed_file}}}));
+    }
+    $output .=
+        "\n\t\t".
+        '<input name="embedded_attrib_'.$num.'" type="hidden" value="'.
+        $attrib.'" />';
+    if (exists($codebase->{$mapping->{$embed_file}})) {
+        $output .=
+            "\n\t\t".
+            '<input name="codebase_'.$num.'" type="hidden" value="'.
+            &escape($codebase->{$mapping->{$embed_file}}).'" />';
+    }
+    return $output;
+}
+
+sub upload_embedded {
+    my ($context,$dirpath,$uname,$udom,$dir_root,$url_root,$group,$disk_quota,
+        $current_disk_usage,$hiddenstate,$actionurl) = @_;
+    my (%pathchange,$output,$modifyform,$footer,$returnflag);
+    for (my $i=0; $i<$env{'form.number_embedded_items'}; $i++) {
+        next if (!exists($env{'form.embedded_item_'.$i.'.filename'}));
+        my $orig_uploaded_filename =
+            $env{'form.embedded_item_'.$i.'.filename'};
+        foreach my $type ('orig','ref','attrib','codebase') {
+            if ($env{'form.embedded_'.$type.'_'.$i} ne '') {
+                $env{'form.embedded_'.$type.'_'.$i} =
+                    &unescape($env{'form.embedded_'.$type.'_'.$i});
+            }
+        }
+        my ($path,$fname) =
+            ($env{'form.embedded_orig_'.$i} =~ m{(.*/)([^/]*)});
+        # no path, whole string is fname
+        if (!$fname) { $fname = $env{'form.embedded_orig_'.$i} };
+        $fname = &Apache::lonnet::clean_filename($fname);
+        # See if there is anything left
+        next if ($fname eq '');
+
+        # Check if file already exists as a file or directory.
+        my ($state,$msg);
+        if ($context eq 'portfolio') {
+            my $port_path = $dirpath;
+            if ($group ne '') {
+                $port_path = "groups/$group/$port_path";
+            }
+            ($state,$msg) = &check_for_upload($env{'form.currentpath'}.$path,
+                                              $fname,$group,'embedded_item_'.$i,
+                                              $dir_root,$port_path,$disk_quota,
+                                              $current_disk_usage,$uname,$udom);
+            if ($state eq 'will_exceed_quota'
+                || $state eq 'file_locked') {
+                $output .= $msg;
+                next;
+            }
+        } elsif (($context eq 'author') || ($context eq 'testbank')) {
+            ($state,$msg) = &check_for_existing($path,$fname,'embedded_item_'.$i);
+            if ($state eq 'exists') {
+                $output .= $msg;
+                next;
+            }
+        }
+        # Check if extension is valid
+        if (($fname =~ /\.(\w+)$/) &&
+            (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
+            $output .= &mt('Invalid file extension ([_1]) - reserved for LONCAPA use - rename the file with a different extension and re-upload. ',$1).'<br />';
+            next;
+        } elsif (($fname =~ /\.(\w+)$/) &&
+                 (!defined(&Apache::loncommon::fileembstyle($1)))) {
+            $output .= &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1).'<br />';
+            next;
+        } elsif ($fname=~/\.(\d+)\.(\w+)$/) {
+            $output .= &mt('File name not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2).'<br />';
+            next;
+        }
+
+        $env{'form.embedded_item_'.$i.'.filename'}=$fname;
+        if ($context eq 'portfolio') {
+            my $result;
+            if ($state eq 'existingfile') {
+                $result=
+                    &Apache::lonnet::userfileupload('embedded_item_'.$i,'existingfile',
+                                                    $dirpath.$env{'form.currentpath'}.$path);
+            } else {
+                $result=
+                    &Apache::lonnet::userfileupload('embedded_item_'.$i,'',
+                                                    $dirpath.
+                                                    $env{'form.currentpath'}.$path);
+                if ($result !~ m|^/uploaded/|) {
+                    $output .= '<span class="LC_error">'
+                               .&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
+                               ,$result,$orig_uploaded_filename,$env{'form.embedded_orig_'.$i})
+                               .'</span><br />';
+                    next;
+                } else {
+                    $output .= &mt('Uploaded [_1]','<span class="LC_filename">'.
+                               $path.$fname.'</span>').'<br />';     
+                }
+            }
+        } elsif ($context eq 'coursedoc') {
+            my $result =
+                &Apache::lonnet::userfileupload('embedded_item_'.$i,'coursedoc',
+                                                $dirpath.'/'.$path);
+            if ($result !~ m|^/uploaded/|) {
+                $output .= '<span class="LC_error">'
+                           .&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
+                           ,$result,$orig_uploaded_filename,$env{'form.embedded_orig_'.$i})
+                           .'</span><br />';
+                    next;
+            } else {
+                $output .= &mt('Uploaded [_1]','<span class="LC_filename">'.
+                           $path.$fname.'</span>').'<br />';
+            }
+        } else {
+# Save the file
+            my $target = $env{'form.embedded_item_'.$i};
+            my $fullpath = $dir_root.$dirpath.'/'.$path;
+            my $dest = $fullpath.$fname;
+            my $url = $url_root.$dirpath.'/'.$path.$fname;
+            my @parts=split(/\//,$fullpath);
+            my $count;
+            my $filepath = $dir_root;
+            for ($count=4;$count<=$#parts;$count++) {
+                $filepath .= "/$parts[$count]";
+                if ((-e $filepath)!=1) {
+                    mkdir($filepath,0770);
+                }
+            }
+            my $fh;
+            if (!open($fh,'>'.$dest)) {
+                &Apache::lonnet::logthis('Failed to create '.$dest);
+                $output .= '<span class="LC_error">'.
+                           &mt('An error occurred while trying to upload [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
+                           '</span><br />';
+            } else {
+                if (!print $fh $env{'form.embedded_item_'.$i}) {
+                    &Apache::lonnet::logthis('Failed to write to '.$dest);
+                    $output .= '<span class="LC_error">'.
+                              &mt('An error occurred while writing the file [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
+                              '</span><br />';
+                } else {
+                    $output .= &mt('Uploaded [_1]','<span class="LC_filename">'.
+                               $url.'</span>').'<br />';
+                    unless ($context eq 'testbank') {
+                        $footer .= &mt('View embedded file: [_1]',
+                                       '<a href="'.$url.'">'.$fname.'</a>').'<br />';
+                    }
+                }
+                close($fh);
+            }
+        }
+        if ($env{'form.embedded_ref_'.$i}) {
+            $pathchange{$i} = 1;
+        }
+    }
+    if ($output) {
+        $output = '<p>'.$output.'</p>';
+    }
+    $output .= &modify_html_form('upload_embedded',$actionurl,$hiddenstate,\%pathchange);
+    $returnflag = 'ok';
+    if (keys(%pathchange) > 0) {
+        if ($context eq 'portfolio') {
+            $output .= '<p>'.&mt('or').'</p>';
+        } elsif ($context eq 'testbank') {
+            $output .=  '<p>'.&mt('Or [_1]continue[_2] the testbank import without modifying the reference(s).','<a href="javascript:document.testbankForm.submit();">','</a>').'</p>';
+            $returnflag = 'modify_orightml';
+        }
+    }
+    return ($output.$footer,$returnflag);
+}
+
+sub modify_html_form {
+    my ($context,$actionurl,$hiddenstate,$pathchange,$pathchgtable) = @_;
+    my $end = 0;
+    my $modifyform;
+    if ($context eq 'upload_embedded') {
+        return unless (ref($pathchange) eq 'HASH');
+        if ($env{'form.number_embedded_items'}) {
+            $end += $env{'form.number_embedded_items'};
+        }
+        if ($env{'form.number_pathchange_items'}) {
+            $end += $env{'form.number_pathchange_items'};
+        }
+        if ($end) {
+            for (my $i=0; $i<$end; $i++) {
+                if ($i < $env{'form.number_embedded_items'}) {
+                    next unless($pathchange->{$i});
+                }
+                $modifyform .=
+                    &start_data_table_row().
+                    '<td><input type ="checkbox" name="namechange" value="'.$i.'" '.
+                    'checked="checked" /></td>'.
+                    '<td>'.$env{'form.embedded_ref_'.$i}.
+                    '<input type="hidden" name="embedded_ref_'.$i.'" value="'.
+                    &escape($env{'form.embedded_ref_'.$i}).'" />'.
+                    '<input type="hidden" name="embedded_codebase_'.$i.'" value="'.
+                    &escape($env{'form.embedded_codebase_'.$i}).'" />'.
+                    '<input type="hidden" name="embedded_attrib_'.$i.'" value="'.
+                    &escape($env{'form.embedded_attrib_'.$i}).'" /></td>'.
+                    '<td>'.$env{'form.embedded_orig_'.$i}.
+                    '<input type="hidden" name="embedded_orig_'.$i.'" value="'.
+                    &escape($env{'form.embedded_orig_'.$i}).'" /></td>'.
+                    &end_data_table_row();
+            } 
+        }
+    } else {
+        $modifyform = $pathchgtable;
+        if (($actionurl eq '/adm/upload') || ($actionurl eq '/adm/testbank')) {
+            $hiddenstate .= '<input type="hidden" name="phase" value="four" />';
+        } elsif (($actionurl eq '/adm/portfolio') || ($actionurl eq '/adm/coursegrp_portfolio')) {
+            $hiddenstate .= '<input type="hidden" name="action" value="modify_orightml" />';
+        }
+    }
+    if ($modifyform) {
+        return '<h3>'.&mt('Changes in content of HTML file required').'</h3>'."\n".
+               '<p>'.&mt('Changes need to be made to the reference(s) used for one or more of the dependencies, if your HTML file is to work correctly:').'<ol>'."\n".
+               '<li>'.&mt('For consistency between the reference(s) and the location of the corresponding stored file within LON-CAPA.').'</li>'."\n".
+               '<li>'.&mt('To change absolute paths to relative paths, or replace directory traversal via "../" within the original reference.').'</li>'."\n".
+               '</ol></p>'."\n".'<p>'.
+               &mt('LON-CAPA can make the required changes to your HTML file.').'</p>'."\n".
+               '<form method="post" name="refchanger" action="'.$actionurl.'">'.
+               &start_data_table()."\n".
+               &start_data_table_header_row().
+               '<th>'.&mt('Change?').'</th>'.
+               '<th>'.&mt('Current reference').'</th>'.
+               '<th>'.&mt('Required reference').'</th>'.
+               &end_data_table_header_row()."\n".
+               $modifyform.
+               &end_data_table().'<br />'."\n".$hiddenstate.
+               '<input type="submit" name="pathchanges" value="'.&mt('Modify HTML file').'" />'.
+               '</form>'."\n";
+    }
+    return;
+}
+
+sub modify_html_refs {
+    my ($context,$dirpath,$uname,$udom,$dir_root) = @_;
+    my $container;
+    if ($context eq 'portfolio') {
+        $container = $env{'form.container'};
+    } elsif ($context eq 'coursedoc') {
+        $container = $env{'form.primaryurl'};
+    } else {
+        $container = $env{'form.filename'};
+        $container =~ s{^/priv/(\Q$uname\E)/(.*)}{/home/$1/public_html/$2};
+    }
+    my (%allfiles,%codebase,$output,$content);
+    my @changes = &get_env_multiple('form.namechange');
+    return unless (@changes > 0);
+    if (($context eq 'portfolio') || ($context eq 'coursedoc')) {
+        return unless ($container =~ m{^/uploaded/\Q$udom\E/\Q$uname\E/});
+        $content = &Apache::lonnet::getfile($container);
+        return if ($content eq '-1');
+    } else {
+        return unless ($container =~ /^\Q$dir_root\E/); 
+        if (open(my $fh,"<$container")) {
+            $content = join('', <$fh>);
+            close($fh);
+        } else {
+            return;
+        }
+    }
+    my ($count,$codebasecount) = (0,0);
+    my $mm = new File::MMagic;
+    my $mime_type = $mm->checktype_contents($content);
+    if ($mime_type eq 'text/html') {
+        my $parse_result = 
+            &Apache::lonnet::extract_embedded_items($container,\%allfiles,
+                                                    \%codebase,\$content);
+        if ($parse_result eq 'ok') {
+            foreach my $i (@changes) {
+                my $orig = &unescape($env{'form.embedded_orig_'.$i});
+                my $ref = &unescape($env{'form.embedded_ref_'.$i});
+                if ($allfiles{$ref}) {
+                    my $newname =  $orig;
+                    my ($attrib_regexp,$codebase);
+                    my $attrib_regexp = &unescape($env{'form.embedded_attrib_'.$i});
+                    if ($attrib_regexp =~ /:/) {
+                        $attrib_regexp =~ s/\:/|/g;
+                    }
+                    if ($content =~ m{($attrib_regexp\s*=\s*['"]?)\Q$ref\E(['"]?)}) {
+                        my $numchg = ($content =~ s{($attrib_regexp\s*=\s*['"]?)\Q$ref\E(['"]?)}{$1$newname$2}gi);
+                        $count += $numchg;
+                    }
+                    if ($env{'form.embedded_codebase_'.$i} ne '') {
+                        my $codebase = &unescape($env{'form.embedded_codebase_'.$i});
+                        my $numchg = ($content =~ s/(codebase\s*=\s*["']?)\Q$codebase\E(["']?)/$1.$2/i); #' stupid emacs
+                        $codebasecount ++;
+                    }
+                }
+            }
+            if ($count || $codebasecount) {
+                my $saveresult;
+                if ($context eq 'portfolio' || $context eq 'coursedoc') {
+                    my $url = &Apache::lonnet::store_edited_file($container,$content,$udom,$uname,\$saveresult);
+                    if ($url eq $container) {
+                        my ($fname) = ($container =~ m{/([^/]+)$});
+                        $output = '<p>'.&mt('Updated [quant,_1,reference] in [_2].',
+                                            $count,'<span class="LC_filename">'.
+                                            $fname.'</span>').'</p>'; 
+                    } else {
+                         $output = '<p class="LC_error">'.
+                                   &mt('Error: update failed for: [_1].',
+                                   '<span class="LC_filename">'.
+                                   $container.'</span>').'</p>';
+                    }
+                } else {
+                    if (open(my $fh,">$container")) {
+                        print $fh $content;
+                        close($fh);
+                        $output = '<p>'.&mt('Updated [quant,_1,reference] in [_2].',
+                                  $count,'<span class="LC_filename">'.
+                                  $container.'</span>').'</p>';
+                    } else {
+                         $output = '<p class="LC_error">'.
+                                   &mt('Error: could not update [_1].',
+                                   '<span class="LC_filename">'.
+                                   $container.'</span>').'</p>';
+                    }
+                }
+            }
+        } else {
+            &logthis('Failed to parse '.$container.
+                     ' to modify references: '.$parse_result);
+        }
+    }
+    return $output;
+}
+
+sub check_for_existing {
+    my ($path,$fname,$element) = @_;
+    my ($state,$msg);
+    if (-d $path.'/'.$fname) {
+        $state = 'exists';
+        $msg = &mt('Unable to upload [_1]. A directory by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
+    } elsif (-e $path.'/'.$fname) {
+        $state = 'exists';
+        $msg = &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
+    }
+    if ($state eq 'exists') {
+        $msg = '<span class="LC_error">'.$msg.'</span><br />';
+    }
+    return ($state,$msg);
+}
+
+sub check_for_upload {
+    my ($path,$fname,$group,$element,$portfolio_root,$port_path,
+        $disk_quota,$current_disk_usage,$uname,$udom) = @_;
+    my $filesize = length($env{'form.'.$element});
+    if (!$filesize) {
+        my $msg = '<span class="LC_error">'.
+                  &mt('Unable to upload [_1]. (size = [_2] bytes)', 
+                      '<span class="LC_filename">'.$fname.'</span>',
+                      $filesize).'<br />'.
+                  &mt('Either the file you attempted to upload was empty, or your web browser was unable to read its contents.').'<br />';
+                  '</span>';
+        return ('zero_bytes',$msg);
+    }
+    $filesize =  $filesize/1000; #express in k (1024?)
+    my $getpropath = 1;
+    my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,
+                                            $getpropath);
+    my $found_file = 0;
+    my $locked_file = 0;
+    my @lockers;
+    my $navmap;
+    if ($env{'request.course.id'}) {
+        $navmap = Apache::lonnavmaps::navmap->new();
+    }
+    foreach my $line (@dir_list) {
+        my ($file_name,$rest)=split(/\&/,$line,2);
+        if ($file_name eq $fname){
+            $file_name = $path.$file_name;
+            if ($group ne '') {
+                $file_name = $group.$file_name;
+            }
+            $found_file = 1;
+            if (&Apache::lonnet::is_locked($file_name,$udom,$uname,\@lockers) eq 'true') {
+                foreach my $lock (@lockers) {
+                    if (ref($lock) eq 'ARRAY') {
+                        my ($symb,$crsid) = @{$lock};
+                        if ($crsid eq $env{'request.course.id'}) {
+                            if (ref($navmap)) {
+                                my $res = $navmap->getBySymb($symb);
+                                foreach my $part (@{$res->parts()}) { 
+                                    my ($slot_status,$slot_time,$slot_name)=$res->check_for_slot($part);
+                                    unless (($slot_status == $res->RESERVED) ||
+                                            ($slot_status == $res->RESERVED_LOCATION)) {
+                                        $locked_file = 1;
+                                    }
+                                }
+                            } else {
+                                $locked_file = 1;
+                            }
+                        } else {
+                            $locked_file = 1;
+                        }
+                    }
+                }
+            } else {
+                my @info = split(/\&/,$rest);
+                my $currsize = $info[6]/1000;
+                if ($currsize < $filesize) {
+                    my $extra = $filesize - $currsize;
+                    if (($current_disk_usage + $extra) > $disk_quota) {
+                        my $msg = '<span class="LC_error">'.
+                                  &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded if existing (smaller) file with same name (size = [_3] kilobytes) is replaced.',
+                                      '<span class="LC_filename">'.$fname.'</span>',$filesize,$currsize).'</span>'.
+                                  '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',
+                                               $disk_quota,$current_disk_usage);
+                        return ('will_exceed_quota',$msg);
+                    }
+                }
+            }
+        }
+    }
+    if (($current_disk_usage + $filesize) > $disk_quota){
+        my $msg = '<span class="LC_error">'.
+                &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
+                  '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
+        return ('will_exceed_quota',$msg);
+    } elsif ($found_file) {
+        if ($locked_file) {
+            my $msg = '<span class="LC_error">';
+            $msg .= &mt('Unable to upload [_1]. A locked file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>','<span class="LC_filename">'.$port_path.$env{'form.currentpath'}.'</span>');
+            $msg .= '</span><br />';
+            $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
+            return ('file_locked',$msg);
+        } else {
+            my $msg = '<span class="LC_error">';
+            $msg .= &mt(' A file by that name: [_1] was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$port_path.$env{'form.currentpath'});
+            $msg .= '</span>';
+            return ('existingfile',$msg);
+        }
+    }
+}
+
+sub check_for_traversal {
+    my ($path,$url,$toplevel) = @_;
+    my @parts=split(/\//,$path);
+    my $cleanpath;
+    my $fullpath = $url;
+    for (my $i=0;$i<@parts;$i++) {
+        next if ($parts[$i] eq '.');
+        if ($parts[$i] eq '..') {
+            $fullpath =~ s{([^/]+/)$}{};
+        } else {
+            $fullpath .= $parts[$i].'/';
+        }
+    }
+    if ($fullpath =~ /^\Q$url\E(.*)$/) {
+        $cleanpath = $1;
+    } elsif ($fullpath =~ /^\Q$toplevel\E(.*)$/) {
+        my $curr_toprel = $1;
+        my @parts = split(/\//,$curr_toprel);
+        my ($url_toprel) = ($url =~ /^\Q$toplevel\E(.*)$/);
+        my @urlparts = split(/\//,$url_toprel);
+        my $doubledots;
+        my $startdiff = -1;
+        for (my $i=0; $i<@urlparts; $i++) {
+            if ($startdiff == -1) {
+                unless ($urlparts[$i] eq $parts[$i]) {
+                    $startdiff = $i;
+                    $doubledots .= '../';
+                }
+            } else {
+                $doubledots .= '../';
+            }
+        }
+        if ($startdiff > -1) {
+            $cleanpath = $doubledots;
+            for (my $i=$startdiff; $i<@parts; $i++) {
+                $cleanpath .= $parts[$i].'/';
+            }
+        }
+    }
+    $cleanpath =~ s{(/)$}{};
+    return $cleanpath;
+}
 
 =pod
 
@@ -7233,7 +9287,7 @@ sub upfile_select_html {
 #                 xml   => &mt('HTML/XML'),
                  );
     my $Str = '<input type="file" name="upfile" size="50" />'.
-        '<br />Type: <select name="upfiletype">';
+        '<br />'.&mt('Type').': <select name="upfiletype">';
     foreach my $type (sort(keys(%Types))) {
         $Str .= '<option value="'.$type.'" >'.$Types{$type}."</option>\n";
     }
@@ -7274,12 +9328,12 @@ Apache Request ref, $records is an array
 ######################################################
 sub csv_print_samples {
     my ($r,$records) = @_;
-    my $samples = &get_samples($records,3);
+    my $samples = &get_samples($records,5);
 
     $r->print(&mt('Samples').'<br />'.&start_data_table().
               &start_data_table_header_row());
     foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) { 
-        $r->print('<th>'.&mt('Column&nbsp;[_1]',($sample+1)).'</th>'); }
+        $r->print('<th>'.&mt('Column [_1]',($sample+1)).'</th>'); }
     $r->print(&end_data_table_header_row());
     foreach my $hash (@$samples) {
 	$r->print(&start_data_table_row());
@@ -7321,15 +9375,15 @@ sub csv_print_select_table {
               &end_data_table_header_row()."\n");
     foreach my $array_ref (@$d) {
 	my ($value,$display,$defaultcol)=@{ $array_ref };
-	$r->print(&start_data_table_row().'<tr><td>'.$display.'</td>');
+	$r->print(&start_data_table_row().'<td>'.$display.'</td>');
 
-	$r->print('<td><select name=f'.$i.
+	$r->print('<td><select name="f'.$i.'"'.
 		  ' onchange="javascript:flip(this.form,'.$i.');">');
 	$r->print('<option value="none"></option>');
 	foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
 	    $r->print('<option value="'.$sample.'"'.
                       ($sample eq $defaultcol ? ' selected="selected" ' : '').
-                      '>Column '.($sample+1).'</option>');
+                      '>'.&mt('Column [_1]',($sample+1)).'</option>');
 	}
 	$r->print('</select></td>'.&end_data_table_row()."\n");
 	$i++;
@@ -7360,7 +9414,8 @@ sub csv_samples_select_table {
     my ($r,$records,$d) = @_;
     my $i=0;
     #
-    my $samples = &get_samples($records,3);
+    my $max_samples = 5;
+    my $samples = &get_samples($records,$max_samples);
     $r->print(&start_data_table().
               &start_data_table_header_row().'<th>'.
               &mt('Field').'</th><th>'.&mt('Samples').'</th>'.
@@ -7376,7 +9431,7 @@ sub csv_samples_select_table {
                       $display.'</option>');
 	}
 	$r->print('</select></td><td>');
-	foreach my $line (0..2) {
+	foreach my $line (0..($max_samples-1)) {
 	    if (defined($samples->[$line]{$key})) { 
 		$r->print($samples->[$line]{$key}."<br />\n"); 
 	    }
@@ -7976,9 +10031,11 @@ sub restore_settings {
 
 =item * &build_recipient_list()
 
-Build recipient lists for three types of e-mail:
-(a) Error Reports, (b) Package Updates, (c) Help requests, generated by
-lonerrorhandler.pm, CHECKRPMS and lonsupportreq.pm respectively.
+Build recipient lists for five types of e-mail:
+(a) Error Reports, (b) Package Updates, (c) lonstatus warnings/errors
+(d) Help requests, (e) Course requests needing approval,  generated by
+lonerrorhandler.pm, CHECKRPMS, loncron, lonsupportreq.pm and
+loncoursequeueadmin.pm respectively.
 
 Inputs:
 defmail (scalar - email address of default recipient), 
@@ -8002,23 +10059,29 @@ sub build_recipient_list {
     my %domconfig =
          &Apache::lonnet::get_dom('configuration',['contacts'],$defdom);
     if (ref($domconfig{'contacts'}) eq 'HASH') {
-        if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
-            my @contacts = ('adminemail','supportemail');
-            foreach my $item (@contacts) {
-                if ($domconfig{'contacts'}{$mailing}{$item}) {
-                    my $addr = $domconfig{'contacts'}{$item}; 
-                    if (!grep(/^\Q$addr\E$/,@recipients)) {
-                        push(@recipients,$addr);
+        if (exists($domconfig{'contacts'}{$mailing})) {
+            if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
+                my @contacts = ('adminemail','supportemail');
+                foreach my $item (@contacts) {
+                    if ($domconfig{'contacts'}{$mailing}{$item}) {
+                        my $addr = $domconfig{'contacts'}{$item}; 
+                        if (!grep(/^\Q$addr\E$/,@recipients)) {
+                            push(@recipients,$addr);
+                        }
                     }
+                    $otheremails = $domconfig{'contacts'}{$mailing}{'others'};
                 }
-                $otheremails = $domconfig{'contacts'}{$mailing}{'others'};
             }
+        } elsif ($origmail ne '') {
+            push(@recipients,$origmail);
         }
     } elsif ($origmail ne '') {
         push(@recipients,$origmail);
     }
-    if ($defmail ne '') {
-        push(@recipients,$defmail);
+    if (defined($defmail)) {
+        if ($defmail ne '') {
+            push(@recipients,$defmail);
+        }
     }
     if ($otheremails) {
         my @others;
@@ -8054,11 +10117,15 @@ domain - to an array.  Also generates ja
 generate Domain Coordinator interface for editing Course Categories.
 
 Inputs:
+
 categories (reference to hash of category definitions).
+
 cats (reference to array of arrays/hashes which encapsulates hierarchy of
       categories and subcategories).
+
 idx (reference to hash of counters used in Domain Coordinator interface for 
       editing Course Categories).
+
 jsarray (reference to array of categories used to create Javascript arrays for
          Domain Coordinator interface for editing Course Categories).
 
@@ -8101,17 +10168,26 @@ sub gather_categories {
 Used to generate breadcrumb trails for course categories.
 
 Inputs:
+
 categories (reference to hash of category definitions).
+
 cats (reference to array of arrays/hashes which encapsulates hierarchy of
       categories and subcategories).
+
 trails (reference to array of breacrumb trails for each category).
+
 allitems (reference to hash - key is category key 
          (format: escaped(name):escaped(parent category):depth in hierarchy).
+
 idx (reference to hash of counters used in Domain Coordinator interface for
       editing Course Categories).
+
 jsarray (reference to array of categories used to create Javascript arrays for
          Domain Coordinator interface for editing Course Categories).
 
+subcats (reference to hash of arrays containing all subcategories within each 
+         category, -recursive)
+
 Returns: nothing
 
 Side effects: populates trails and allitems hash references.
@@ -8119,7 +10195,7 @@ Side effects: populates trails and allit
 =cut
 
 sub extract_categories {
-    my ($categories,$cats,$trails,$allitems,$idx,$jsarray) = @_;
+    my ($categories,$cats,$trails,$allitems,$idx,$jsarray,$subcats) = @_;
     if (ref($categories) eq 'HASH') {
         &gather_categories($categories,$cats,$idx,$jsarray);
         if (ref($cats->[0]) eq 'ARRAY') {
@@ -8129,6 +10205,8 @@ sub extract_categories {
                 my $trailstr;
                 if ($name eq 'instcode') {
                     $trailstr = &mt('Official courses (with institutional codes)');
+                } elsif ($name eq 'communities') {
+                    $trailstr = &mt('Communities');
                 } else {
                     $trailstr = $name;
                 }
@@ -8140,7 +10218,14 @@ sub extract_categories {
                 if (ref($cats->[1]{$name}) eq 'ARRAY') {
                     for (my $j=0; $j<@{$cats->[1]{$name}}; $j++) {
                         my $category = $cats->[1]{$name}[$j];
-                        &recurse_categories($cats,2,$category,$trails,$allitems,\@parents);
+                        if (ref($subcats) eq 'HASH') {
+                            push(@{$subcats->{$item}},&escape($category).':'.&escape($name).':1');
+                        }
+                        &recurse_categories($cats,2,$category,$trails,$allitems,\@parents,$subcats);
+                    }
+                } else {
+                    if (ref($subcats) eq 'HASH') {
+                        $subcats->{$item} = [];
                     }
                 }
             }
@@ -8156,13 +10241,19 @@ sub extract_categories {
 Recursively used to generate breadcrumb trails for course categories.
 
 Inputs:
+
 cats (reference to array of arrays/hashes which encapsulates hierarchy of
       categories and subcategories).
+
 depth (current depth in hierarchy of categories and sub-categories - 0 indexed).
-category (current course category, for which breadcrumb trail is being generated).   
-trails (reference to array of breacrumb trails for each category).
+
+category (current course category, for which breadcrumb trail is being generated).
+
+trails (reference to array of breadcrumb trails for each category).
+
 allitems (reference to hash - key is category key
          (format: escaped(name):escaped(parent category):depth in hierarchy).
+
 parents (array containing containers directories for current category, 
          back to top level). 
 
@@ -8170,12 +10261,10 @@ Returns: nothing
 
 Side effects: populates trails and allitems hash references
 
-=back
-
 =cut
 
 sub recurse_categories {
-    my ($cats,$depth,$category,$trails,$allitems,$parents) = @_;
+    my ($cats,$depth,$category,$trails,$allitems,$parents,$subcats) = @_;
     my $shallower = $depth - 1;
     if (ref($cats->[$depth]{$category}) eq 'ARRAY') {
         for (my $k=0; $k<@{$cats->[$depth]{$category}}; $k++) {
@@ -8188,7 +10277,21 @@ sub recurse_categories {
             }
             my $deeper = $depth+1;
             push(@{$parents},$category);
-            &recurse_categories($cats,$deeper,$name,$trails,$allitems,$parents);
+            if (ref($subcats) eq 'HASH') {
+                my $subcat = &escape($name).':'.$category.':'.$depth;
+                for (my $j=@{$parents}; $j>=0; $j--) {
+                    my $higher;
+                    if ($j > 0) {
+                        $higher = &escape($parents->[$j]).':'.
+                                  &escape($parents->[$j-1]).':'.$j;
+                    } else {
+                        $higher = &escape($parents->[$j]).'::'.$j;
+                    }
+                    push(@{$subcats->{$higher}},$subcat);
+                }
+            }
+            &recurse_categories($cats,$deeper,$name,$trails,$allitems,$parents,
+                                $subcats);
             pop(@{$parents});
         }
     } else {
@@ -8202,17 +10305,162 @@ sub recurse_categories {
     return;
 }
 
+=pod
+
+=item *&assign_categories_table()
+
+Create a datatable for display of hierarchical categories in a domain,
+with checkboxes to allow a course to be categorized. 
+
+Inputs:
+
+cathash - reference to hash of categories defined for the domain (from
+          configuration.db)
+
+currcat - scalar with an & separated list of categories assigned to a course. 
+
+type    - scalar contains course type (Course or Community).
+
+Returns: $output (markup to be displayed) 
+
+=cut
+
+sub assign_categories_table {
+    my ($cathash,$currcat,$type) = @_;
+    my $output;
+    if (ref($cathash) eq 'HASH') {
+        my (@cats,@trails,%allitems,%idx,@jsarray,@path,$maxdepth);
+        &extract_categories($cathash,\@cats,\@trails,\%allitems,\%idx,\@jsarray);
+        $maxdepth = scalar(@cats);
+        if (@cats > 0) {
+            my $itemcount = 0;
+            if (ref($cats[0]) eq 'ARRAY') {
+                my @currcategories;
+                if ($currcat ne '') {
+                    @currcategories = split('&',$currcat);
+                }
+                my $table;
+                for (my $i=0; $i<@{$cats[0]}; $i++) {
+                    my $parent = $cats[0][$i];
+                    next if ($parent eq 'instcode');
+                    if ($type eq 'Community') {
+                        next unless ($parent eq 'communities');
+                    } else {
+                        next if ($parent eq 'communities');
+                    }
+                    my $css_class = $itemcount%2?' class="LC_odd_row"':'';
+                    my $item = &escape($parent).'::0';
+                    my $checked = '';
+                    if (@currcategories > 0) {
+                        if (grep(/^\Q$item\E$/,@currcategories)) {
+                            $checked = ' checked="checked"';
+                        }
+                    }
+                    my $parent_title = $parent;
+                    if ($parent eq 'communities') {
+                        $parent_title = &mt('Communities');
+                    }
+                    $table .= '<tr '.$css_class.'><td><span class="LC_nobreak">'.
+                              '<input type="checkbox" name="usecategory" value="'.
+                              $item.'"'.$checked.' />'.$parent_title.'</span>'.
+                              '<input type="hidden" name="catname" value="'.$parent.'" /></td>';
+                    my $depth = 1;
+                    push(@path,$parent);
+                    $table .= &assign_category_rows($itemcount,\@cats,$depth,$parent,\@path,\@currcategories);
+                    pop(@path);
+                    $table .= '</tr><tr><td colspan="'.$maxdepth.'" class="LC_row_separator"></td></tr>';
+                    $itemcount ++;
+                }
+                if ($itemcount) {
+                    $output = &Apache::loncommon::start_data_table().
+                              $table.
+                              &Apache::loncommon::end_data_table();
+                }
+            }
+        }
+    }
+    return $output;
+}
+
+=pod
+
+=item *&assign_category_rows()
+
+Create a datatable row for display of nested categories in a domain,
+with checkboxes to allow a course to be categorized,called recursively.
+
+Inputs:
+
+itemcount - track row number for alternating colors
+
+cats - reference to array of arrays/hashes which encapsulates hierarchy of
+      categories and subcategories.
+
+depth - current depth in hierarchy of categories and sub-categories - 0 indexed.
+
+parent - parent of current category item
+
+path - Array containing all categories back up through the hierarchy from the
+       current category to the top level.
+
+currcategories - reference to array of current categories assigned to the course
+
+Returns: $output (markup to be displayed).
+
+=cut
+
+sub assign_category_rows {
+    my ($itemcount,$cats,$depth,$parent,$path,$currcategories) = @_;
+    my ($text,$name,$item,$chgstr);
+    if (ref($cats) eq 'ARRAY') {
+        my $maxdepth = scalar(@{$cats});
+        if (ref($cats->[$depth]) eq 'HASH') {
+            if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {
+                my $numchildren = @{$cats->[$depth]{$parent}};
+                my $css_class = $itemcount%2?' class="LC_odd_row"':'';
+                $text .= '<td><table class="LC_datatable">';
+                for (my $j=0; $j<$numchildren; $j++) {
+                    $name = $cats->[$depth]{$parent}[$j];
+                    $item = &escape($name).':'.&escape($parent).':'.$depth;
+                    my $deeper = $depth+1;
+                    my $checked = '';
+                    if (ref($currcategories) eq 'ARRAY') {
+                        if (@{$currcategories} > 0) {
+                            if (grep(/^\Q$item\E$/,@{$currcategories})) {
+                                $checked = ' checked="checked"';
+                            }
+                        }
+                    }
+                    $text .= '<tr><td><span class="LC_nobreak"><label>'.
+                             '<input type="checkbox" name="usecategory" value="'.
+                             $item.'"'.$checked.' />'.$name.'</label></span>'.
+                             '<input type="hidden" name="catname" value="'.$name.'" />'.
+                             '</td><td>';
+                    if (ref($path) eq 'ARRAY') {
+                        push(@{$path},$name);
+                        $text .= &assign_category_rows($itemcount,$cats,$deeper,$name,$path,$currcategories);
+                        pop(@{$path});
+                    }
+                    $text .= '</td></tr>';
+                }
+                $text .= '</table></td>';
+            }
+        }
+    }
+    return $text;
+}
+
 ############################################################
 ############################################################
 
 
 sub commit_customrole {
-    my ($udom,$uname,$url,$three,$four,$five,$start,$end) = @_;
+    my ($udom,$uname,$url,$three,$four,$five,$start,$end,$context) = @_;
     my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.':'.$three.' in '.$url.
                          ($start?', '.&mt('starting').' '.localtime($start):'').
                          ($end?', ending '.localtime($end):'').': <b>'.
               &Apache::lonnet::assigncustomrole(
-                 $udom,$uname,$url,$three,$four,$five,$end,$start).
+                 $udom,$uname,$url,$three,$four,$five,$end,$start,undef,undef,$context).
                  '</b><br />';
     return $output;
 }
@@ -8372,12 +10620,26 @@ sub check_clone {
     my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);
     my $clonemsg;
     my $can_clone = 0;
-
+    my $lctype = lc($args->{'crstype'});
+    if ($lctype ne 'community') {
+        $lctype = 'course';
+    }
     if ($clonehome eq 'no_host') {
-        $clonemsg = &mt('No new course created.').$linefeed.&mt('A new course could not be cloned from the specified original - [_1] - because it is a non-existent course.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});     
+        if ($args->{'crstype'} eq 'Community') {
+            $clonemsg = &mt('No new community created.').$linefeed.&mt('A new community could not be cloned from the specified original - [_1] - because it is a non-existent community.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});
+        } else {
+            $clonemsg = &mt('No new course created.').$linefeed.&mt('A new course could not be cloned from the specified original - [_1] - because it is a non-existent course.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});
+        }     
     } else {
 	my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});
-	if ($env{'request.role.domain'} eq $args->{'clonedomain'}) {
+        if ($args->{'crstype'} eq 'Community') {
+            if ($clonedesc{'type'} ne 'Community') {
+                 $clonemsg = &mt('No new community created.').$linefeed.&mt('A new community could not be cloned from the specified original - [_1] - because it is a course not a community.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});
+                return ($can_clone, $clonemsg, $cloneid, $clonehome);
+            }
+        }
+	if (($env{'request.role.domain'} eq $args->{'clonedomain'}) && 
+            (&Apache::lonnet::allowed('ccc',$env{'request.role.domain'}))) {
 	    $can_clone = 1;
 	} else {
 	    my %clonehash = &Apache::lonnet::get('environment',['cloners'],
@@ -8388,15 +10650,25 @@ sub check_clone {
             } elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {
                 $can_clone = 1;
             } else {
+                my $ccrole = 'cc';
+                if ($args->{'crstype'} eq 'Community') {
+                    $ccrole = 'co';
+                }
 	        my %roleshash =
 		    &Apache::lonnet::get_my_roles($args->{'ccuname'},
 					 $args->{'ccdomain'},
-                                         'userroles',['active'],['cc'],
+                                         'userroles',['active'],[$ccrole],
 					 [$args->{'clonedomain'}]);
-	        if (($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':cc'}) || (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners))) {
-		    $can_clone = 1;
-	        } else {
-                    $clonemsg = &mt('No new course created.').$linefeed.&mt('The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
+	        if (($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':'.$ccrole}) || (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners))) {
+                    $can_clone = 1;
+                } elsif (&Apache::lonnet::is_course_owner($args->{'clonedomain'},$args->{'clonecourse'},$args->{'ccuname'},$args->{'ccdomain'})) {
+                    $can_clone = 1;
+                } else {
+                    if ($args->{'crstype'} eq 'Community') {
+                        $clonemsg = &mt('No new community created.').$linefeed.&mt('The new community could not be cloned from the existing community because the new community owner ([_1]) does not have cloning rights in the existing community ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
+                    } else {
+                        $clonemsg = &mt('No new course created.').$linefeed.&mt('The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
+                    }
 	        }
 	    }
         }
@@ -8405,7 +10677,7 @@ sub check_clone {
 }
 
 sub construct_course {
-    my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context) = @_;
+    my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context,$cnum,$category) = @_;
     my $outcome;
     my $linefeed =  '<br />'."\n";
     if ($context eq 'auto') {
@@ -8443,18 +10715,27 @@ sub construct_course {
                                              $args->{'crscode'},
                                              $args->{'ccuname'}.':'.
                                              $args->{'ccdomain'},
-                                             $args->{'crstype'});
+                                             $args->{'crstype'},
+                                             $cnum,$context,$category);
 
     # Note: The testing routines depend on this being output; see 
     # Utils::Course. This needs to at least be output as a comment
     # if anyone ever decides to not show this, and Utils::Course::new
     # will need to be suitably modified.
     $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
+    if ($$courseid =~ /^error:/) {
+        return (0,$outcome);
+    }
+
 #
 # Check if created correctly
 #
     ($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid);
     my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom);
+    if ($crsuhome eq 'no_host') {
+        $outcome .= &mt('Course creation failed, unrecognized course home server.').$linefeed;
+        return (0,$outcome);
+    }
     $outcome .= &mt('Created on').': '.$crsuhome.$linefeed;
 
 #
@@ -8473,6 +10754,10 @@ sub construct_course {
 	$cenv{'url'}=$oldcenv{'url'};
 # Restore title
 	$cenv{'description'}=$oldcenv{'description'};
+# Restore creation date, creator and creation context.
+        $cenv{'internal.created'}=$oldcenv{'internal.created'};
+        $cenv{'internal.creator'}=$oldcenv{'internal.creator'};
+        $cenv{'internal.creationcontext'}=$oldcenv{'internal.creationcontext'};
 # Mark as cloned
 	$cenv{'clonedfrom'}=$cloneid;
 # Need to clone grading mode
@@ -8486,7 +10771,9 @@ sub construct_course {
                    'policy.email',
                    'comment.email',
                    'pch.users.denied',
-                   'plc.users.denied'],
+                   'plc.users.denied',
+                   'hidefromcat',
+                   'categories'],
                    $$crsudom,$$crsunum);
     }
 
@@ -8714,10 +11001,10 @@ sub construct_course {
         $outcome .= ($fatal?$errtext:'read ok').' - ';
         my $title; my $url;
         if ($args->{'firstres'} eq 'syl') {
-	    $title='Syllabus';
+	    $title=&mt('Syllabus');
             $url='/public/'.$$crsudom.'/'.$$crsunum.'/syllabus';
         } else {
-            $title='Navigate Contents';
+            $title=&mt('Table of Contents');
             $url='/adm/navmaps';
         }
 
@@ -8734,6 +11021,8 @@ sub construct_course {
 ############################################################
 ############################################################
 
+#SD
+# only Community and Course, or anything else?
 sub course_type {
     my ($cid) = @_;
     if (!defined($cid)) {
@@ -8750,11 +11039,21 @@ sub group_term {
     my $crstype = &course_type();
     my %names = (
                   'Course' => 'group',
-                  'Group' => 'team',
+                  'Community' => 'group',
                 );
     return $names{$crstype};
 }
 
+sub course_types {
+    my @types = ('official','unofficial','community');
+    my %typename = (
+                         official   => 'Official course',
+                         unofficial => 'Unofficial course',
+                         community  => 'Community',
+                   );
+    return (\@types,\%typename);
+}
+
 sub icon {
     my ($file)=@_;
     my $curfext = lc((split(/\./,$file))[-1]);
@@ -8771,28 +11070,14 @@ sub icon {
     return &lonhttpdurl($iconname);
 } 
 
-sub lonhttpd_port {
-    my $lonhttpd_port=$Apache::lonnet::perlvar{'lonhttpdPort'};
-    if (!defined($lonhttpd_port)) { $lonhttpd_port='8080'; }
-    # IE doesn't like a secure page getting images from a non-secure
-    # port (when logging we haven't parsed the browser type so default
-    # back to secure
-    if ((!exists($env{'browser.type'}) || $env{'browser.type'} eq 'explorer')
-	&& $ENV{'SERVER_PORT'} == 443) {
-	return 443;
-    }
-    return $lonhttpd_port;
-
-}
-
 sub lonhttpdurl {
+#
+# Had been used for "small fry" static images on separate port 8080.
+# Modify here if lightweight http functionality desired again.
+# Currently eliminated due to increasing firewall issues.
+#
     my ($url)=@_;
-
-    my $lonhttpd_port = &lonhttpd_port();
-    if ($lonhttpd_port == 443) {
-	return 'https://'.$ENV{'SERVER_NAME'}.$url;
-    }
-    return 'http://'.$ENV{'SERVER_NAME'}.':'.$lonhttpd_port.$url;
+    return $url;
 }
 
 sub connection_aborted {
@@ -8828,7 +11113,23 @@ sub escape_url {
     return join('/',@urlslices).'/'.$lastitem;
 }
 
-# -------------------------------------------------------- Initliaze user login
+sub compare_arrays {
+    my ($arrayref1,$arrayref2) = @_;
+    my (@difference,%count);
+    @difference = ();
+    %count = ();
+    if ((ref($arrayref1) eq 'ARRAY') && (ref($arrayref2) eq 'ARRAY')) {
+        foreach my $element (@{$arrayref1}, @{$arrayref2}) { $count{$element}++; }
+        foreach my $element (keys(%count)) {
+            if ($count{$element} == 1) {
+                push(@difference,$element);
+            }
+        }
+    }
+    return @difference;
+}
+
+# -------------------------------------------------------- Initialize user login
 sub init_user_environment {
     my ($r, $username, $domain, $authhost, $form, $args) = @_;
     my $lonids=$Apache::lonnet::perlvar{'lonIDsDir'};
@@ -8870,7 +11171,7 @@ sub init_user_environment {
 	}
 # Give them a new cookie
 	my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}
-		                   : $now);
+		                   : $now.$$.int(rand(10000)));
 	$cookie="$username\_$id\_$domain\_$authhost";
     
 # Initialize roles
@@ -8882,40 +11183,22 @@ sub init_user_environment {
     my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
         $clientunicode,$clientos) = &decode_user_agent($r);
 
-# -------------------------------------- Any accessibility options to remember?
-    if (($form->{'interface'}) && ($form->{'remember'} eq 'true')) {
-	foreach my $option ('imagesuppress','appletsuppress',
-			    'embedsuppress','fontenhance','blackwhite') {
-	    if ($form->{$option} eq 'true') {
-		&Apache::lonnet::put('environment',{$option => 'on'},
-				     $domain,$username);
-	    } else {
-		&Apache::lonnet::del('environment',[$option],
-				     $domain,$username);
-	    }
-	}
-    }
 # ------------------------------------------------------------- Get environment
 
     my %userenv = &Apache::lonnet::dump('environment',$domain,$username);
     my ($tmp) = keys(%userenv);
     if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
-	# default remote control to off
-	if ($userenv{'remote'} ne 'on') { $userenv{'remote'} = 'off'; }
     } else {
 	undef(%userenv);
     }
     if (($userenv{'interface'}) && (!$form->{'interface'})) {
 	$form->{'interface'}=$userenv{'interface'};
     }
-    $env{'environment.remote'}=$userenv{'remote'};
     if ($userenv{'texengine'} eq 'ttm') { $clientmathml=1; }
 
 # --------------- Do not trust query string to be put directly into environment
-    foreach my $option ('imagesuppress','appletsuppress',
-			'embedsuppress','fontenhance','blackwhite',
-			'interface','localpath','localres') {
-	$form->{$option}=~s/[\n\r\=]//gs;
+    foreach my $option ('interface','localpath','localres') {
+        $form->{$option}=~s/[\n\r\=]//gs;
     }
 # --------------------------------------------------------- Write first profile
 
@@ -8942,22 +11225,28 @@ sub init_user_environment {
 	    $initial_env{"browser.localres"}   = $form->{'localres'};
         }
 	
-	if ($public) {
-	    $initial_env{"environment.remote"} = "off";
-	}
 	if ($form->{'interface'}) {
 	    $form->{'interface'}=~s/\W//gs;
 	    $initial_env{"browser.interface"} = $form->{'interface'};
 	    $env{'browser.interface'}=$form->{'interface'};
-	    foreach my $option ('imagesuppress','appletsuppress',
-				'embedsuppress','fontenhance','blackwhite') {
-		if (($form->{$option} eq 'true') ||
-		    ($userenv{$option} eq 'on')) {
-		    $initial_env{"browser.$option"} = "on";
-		}
-	    }
 	}
 
+        my %is_adv = ( is_adv => $env{'user.adv'} );
+        my %domdef = &Apache::lonnet::get_domain_defaults($domain);
+
+        foreach my $tool ('aboutme','blog','portfolio') {
+            $userenv{'availabletools.'.$tool} = 
+                &Apache::lonnet::usertools_access($username,$domain,$tool,'reload',
+                                                  undef,\%userenv,\%domdef,\%is_adv);
+        }
+
+        foreach my $crstype ('official','unofficial','community') {
+            $userenv{'canrequest.'.$crstype} =
+                &Apache::lonnet::usertools_access($username,$domain,$crstype,
+                                                  'reload','requestcourses',
+                                                  \%userenv,\%domdef,\%is_adv);
+        }
+
 	$env{'user.environment'} = "$lonids/$cookie.id";
 	
 	if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id",
@@ -8970,8 +11259,8 @@ sub init_user_environment {
 	    }
 	    untie(%disk_env);
 	} else {
-	    &Apache::lonnet::logthis("<font color=\"blue\">WARNING: ".
-			   'Could not create environment storage in lonauth: '.$!.'</font>');
+	    &Apache::lonnet::logthis("<span style=\"color:blue;\">WARNING: ".
+			   'Could not create environment storage in lonauth: '.$!.'</span>');
 	    return 'error: '.$!;
 	}
     }
@@ -8985,12 +11274,84 @@ sub init_user_environment {
 
 sub _add_to_env {
     my ($idf,$env_data,$prefix) = @_;
-    while (my ($key,$value) = each(%$env_data)) {
-	$idf->{$prefix.$key} = $value;
-	$env{$prefix.$key}   = $value;
+    if (ref($env_data) eq 'HASH') {
+        while (my ($key,$value) = each(%$env_data)) {
+	    $idf->{$prefix.$key} = $value;
+	    $env{$prefix.$key}   = $value;
+        }
     }
 }
 
+# --- Get the symbolic name of a problem and the url
+sub get_symb {
+    my ($request,$silent) = @_;
+    (my $url=$env{'form.url'}) =~ s-^https?\://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
+    my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
+    if ($symb eq '') {
+        if (!$silent) {
+            $request->print("Unable to handle ambiguous references:$url:.");
+            return ();
+        }
+    }
+    &Apache::lonenc::check_decrypt(\$symb);
+    return ($symb);
+}
+
+# --------------------------------------------------------------Get annotation
+
+sub get_annotation {
+    my ($symb,$enc) = @_;
+
+    my $key = $symb;
+    if (!$enc) {
+        $key =
+            &Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
+    }
+    my %annotation=&Apache::lonnet::get('nohist_annotations',[$key]);
+    return $annotation{$key};
+}
+
+sub clean_symb {
+    my ($symb,$delete_enc) = @_;
+
+    &Apache::lonenc::check_decrypt(\$symb);
+    my $enc = $env{'request.enc'};
+    if ($delete_enc) {
+        delete($env{'request.enc'});
+    }
+
+    return ($symb,$enc);
+}
+
+sub build_release_hashes {
+    my ($checkparms,$checkresponsetypes,$checkcrstypes,$anonsurvey,$randomizetry) = @_;
+    return unless((ref($checkparms) eq 'HASH') && (ref($checkresponsetypes) eq 'HASH') &&
+                  (ref($checkcrstypes) eq 'HASH') && (ref($anonsurvey) eq 'HASH') &&
+                  (ref($randomizetry) eq 'HASH'));
+    foreach my $key (keys(%Apache::lonnet::needsrelease)) {
+        my ($item,$name,$value) = split(/:/,$key);
+        if ($item eq 'parameter') {
+            if (ref($checkparms->{$name}) eq 'ARRAY') {
+                unless(grep(/^\Q$name\E$/,@{$checkparms->{$name}})) {
+                    push(@{$checkparms->{$name}},$value);
+                }
+            } else {
+                push(@{$checkparms->{$name}},$value);
+            }
+        } elsif ($item eq 'resourcetag') {
+            if ($name eq 'responsetype') {
+                $checkresponsetypes->{$value} = $Apache::lonnet::needsrelease{$key}
+            }
+        } elsif ($item eq 'course') {
+            if ($name eq 'crstype') {
+                $checkcrstypes->{$value} = $Apache::lonnet::needsrelease{$key};
+            }
+        }
+    }
+    ($anonsurvey->{major},$anonsurvey->{minor}) = split(/\./,$Apache::lonnet::needsrelease{'parameter:type:anonsurvey'});
+    ($randomizetry->{major},$randomizetry->{minor}) = split(/\./,$Apache::lonnet::needsrelease{'parameter:type:randomizetry'});
+    return;
+}
 
 =pod
 
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>500 Internal Server Error</title>
</head><body>
<h1>Internal Server Error</h1>
<p>The server encountered an internal error or
misconfiguration and was unable to complete
your request.</p>
<p>Please contact the server administrator at 
 root@localhost to inform them of the time this error occurred,
 and the actions you performed just before this error.</p>
<p>More information about this error may be available
in the server error log.</p>
</body></html>