--- loncom/interface/lonparmset.pm	2008/07/15 20:00:58	1.405
+++ loncom/interface/lonparmset.pm	2009/08/29 03:06:09	1.469
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set parameters for assessments
 #
-# $Id: lonparmset.pm,v 1.405 2008/07/15 20:00:58 raeburn Exp $
+# $Id: lonparmset.pm,v 1.469 2009/08/29 03:06:09 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -44,36 +44,11 @@ This module sets coursewide and assessme
 
 =head1 INTERNAL SUBROUTINES
 
-=over 4
-
-=cut
-
-###################################################################
-###################################################################
-
-package Apache::lonparmset;
-
-use strict;
-use Apache::lonnet;
-use Apache::Constants qw(:common :http REDIRECT);
-use Apache::lonhtmlcommon();
-use Apache::loncommon;
-use GDBM_File;
-use Apache::lonhomework;
-use Apache::lonxml;
-use Apache::lonlocal;
-use Apache::lonnavmaps;
-use Apache::longroup;
-use Apache::lonrss;
-use LONCAPA qw(:DEFAULT :match);
-
-
-##################################################
-##################################################
+=over
 
 =pod
 
-=item parmval
+=item parmval()
 
 Figure out a cascading parameter.
 
@@ -98,9 +73,269 @@ Returns:  A list, the first item is the
 2 - Map or Folder level for specific student
 1 - resource level for specific student
 
+=item parmval_by_symb()
+
+=item reset_caches()
+
+=item cacheparmhash() 
+
+=item parmhash()
+
+=item symbcache()
+
+=item preset_defaults()
+
+=item date_sanity_info()
+
+=item storeparm()
+
+Store a parameter by symb
+
+    Takes
+    - symb
+    - name of parameter
+    - level
+    - new value
+    - new type
+    - username
+    - userdomain
+
+=item log_parmset()
+
+=item storeparm_by_symb_inner()
+
+=item valout()
+
+Format a value for output.
+
+Inputs:  $value, $type, $editable
+
+Returns: $value, formatted for output.  If $type indicates it is a date,
+localtime($value) is returned.
+$editable will return an icon to click on
+
+=item plink()
+
+Produces a link anchor.
+
+Inputs: $type,$dis,$value,$marker,$return,$call
+
+Returns: scalar with html code for a link which will envoke the 
+javascript function 'pjump'.
+
+=item page_js()
+
+=item startpage()
+
+=item print_row()
+
+=item print_td()
+
+=item print_usergroups()
+
+=item parm_control_group()
+
+=item extractResourceInformation() : 
+
+Given the course data hash, extractResourceInformation extracts lots of information about the course's resources into a variety of hashes.
+
+Input: See list below:
+
+=item * B<ids> : An array that will contain all of the ids in the course.
+
+=item * B<typep> : hash, id->type, where "type" contains the extension of the file, thus, I<problem exam quiz assess survey form>.
+
+=item * B<keyp> : hash, id->key list, will contain a comma separated list of the meta-data keys available for the given id
+
+=item * B<allparms> : hash, name of parameter->display value (what is the display value?)
+
+=item * B<allparts> : hash, part identification->text representation of part, where the text representation is "[Part $part]"
+
+=item * B<allkeys> : hash, full key to part->display value (what's display value?)
+
+=item * B<allmaps> : hash, ???
+
+=item * B<fcat> : ???
+
+=item * B<defp> : hash, ???
+
+=item * B<mapp> : ??
+
+=item * B<symbp> : hash, id->full sym?
+
+
+
+=item isdateparm()
+
+=item parmmenu()
+
+=item partmenu()
+
+=item usermenu()
+
+=item displaymenu()
+
+=item mapmenu()
+
+=item levelmenu()
+
+=item sectionmenu()
+
+=item keysplit()
+
+=item keysinorder()
+
+=item keysinorder_bytype()
+
+=item keysindisplayorder()
+
+=item standardkeyorder()
+
+=item assessparms() : 
+
+Show assessment data and parameters.  This is a large routine that should
+be simplified and shortened... someday.
+
+Inputs: $r
+
+Returns: nothing
+
+Variables used (guessed by Jeremy):
+
+=item * B<pscat>: ParameterS CATegories? ends up a list of the types of parameters that exist, e.g., tol, weight, acc, opendate, duedate, answerdate, sig, maxtries, type.
+
+=item * B<psprt>: ParameterS PaRTs? a list of the parts of a problem that we are displaying? Used to display only selected parts?
+
+=item * B<@catmarker> contains list of all possible parameters including part #s
+
+=item * B<$fullkeyp> contains the full part/id # for the extraction of proper parameters
+
+=item * B<$tempkeyp> contains part 0 only (no ids - ie, subparts)
+        When storing information, store as part 0
+        When requesting information, request from full part
+
+=item tablestart()
+
+=item tableend()
+
+=item extractuser()
+
+=item parse_listdata_key()
+
+=item listdata()
+
+=item date_interval_selector()
+
+=item get_date_interval_from_form()
+
+=item default_selector()
+
+=item string_selector()
+
+=item dateshift()
+
+=item newoverview()
+
+=item secgroup_lister()
+
+=item overview()
+
+=item clean_parameters()
+
+=item date_shift_one()
+
+=item date_shift_two()
+
+=item parse_key()
+
+=item check_cloners() :
+
+Checks if new users included in list of allowed cloners
+are valid users.  Replaces supplied list with 
+cleaned list containing only users with valid usernames
+and domains.
+
+Inputs: $clonelist, $oldcloner 
+where $clonelist is ref to array of requested cloners,
+and $oldcloner is ref to array of currently allowed
+cloners.
+
+Returns: string - comma separated list of requested
+cloners (username:domain) who do not exist in system.
+
+=item change_clone() :
+
+Modifies the list of courses a user can clone (stored
+in the user's environment.db file), called when a
+change is made to the list of users allowed to clone
+a course.
+
+Inputs: $action,$cloner
+where $action is add or drop, and $cloner is identity of 
+user for whom cloning ability is to be changed in course. 
+
+
+=item check_cloners()
+
+=item change_clone()
+
+=item header()
+
+Output html header for page
+
+=item print_main_menu()
+
+=item output_row()
+
+Set portfolio metadata
+
+=item order_meta_fields()
+
+=item addmetafield()
+
+=item setrestrictmeta()
+
+=item get_added_meta_fieldnames()
+
+=item get_deleted_meta_fieldnames()
+
+=item defaultsetter()
+
+=item components()
+
+=item load_parameter_names()
+
+=item parm_change_log()
+
+=item handler() : 
+
+Main handler.  Calls &assessparms subroutine.
+
+
+=back
+
 =cut
 
-##################################################
+###################################################################
+###################################################################
+
+package Apache::lonparmset;
+
+use strict;
+use Apache::lonnet;
+use Apache::Constants qw(:common :http REDIRECT);
+use Apache::lonhtmlcommon();
+use Apache::loncommon;
+use GDBM_File;
+use Apache::lonhomework;
+use Apache::lonxml;
+use Apache::lonlocal;
+use Apache::lonnavmaps;
+use Apache::longroup;
+use Apache::lonrss;
+use LONCAPA qw(:DEFAULT :match);
+
+
 sub parmval {
     my ($what,$id,$def,$uname,$udom,$csec,$cgroup,$courseopt)=@_;
     return &parmval_by_symb($what,&symbcache($id),$def,$uname,$udom,$csec,
@@ -118,7 +353,7 @@ sub parmval_by_symb {
     my $result='';
     my @outpar=();
 # ----------------------------------------------------- Cascading lookup scheme
-    my $map=(&Apache::lonnet::decode_symb($symb))[0];    
+    my $map=(&Apache::lonnet::decode_symb($symb))[0];
     $map = &Apache::lonnet::deversion($map);
 
     my $symbparm=$symb.'.'.$what;
@@ -220,7 +455,7 @@ sub parmval_by_symb {
 
 # --- Caches local to lonparmset
 
-    
+
 sub reset_caches {
     &resetparmhash();
     &resetsymbcache();
@@ -234,7 +469,7 @@ sub reset_caches {
 	undef($parmhashid);
 	undef(%parmhash);
     }
-    
+
     sub cacheparmhash {
 	if ($parmhashid eq  $env{'request.course.fn'}) { return; }
 	my %parmhashfile;
@@ -245,7 +480,7 @@ sub reset_caches {
 	    $parmhashid=$env{'request.course.fn'};
 	}
     }
- 
+
     sub parmhash {
 	my ($id) = @_;
 	&cacheparmhash();
@@ -253,14 +488,14 @@ sub reset_caches {
     }
  }
 
-{   
+{
     my $symbsid;
     my %symbs;
     sub resetsymbcache {
 	undef($symbsid);
 	undef(%symbs);
     }
-    
+
     sub symbcache {
 	my $id=shift;
 	if ($symbsid ne $env{'request.course.id'}) {
@@ -281,14 +516,14 @@ sub reset_caches {
     }
  }
 
-{   
+{
     my $rulesid;
     my %rules;
     sub resetrulescache {
 	undef($rulesid);
 	undef(%rules);
     }
-    
+
     sub rulescache {
 	my $id=shift;
 	if ($rulesid ne $env{'request.course.id'}
@@ -302,6 +537,8 @@ sub reset_caches {
     }
 }
 
+
+
 sub preset_defaults {
     my $type=shift;
     if (&rulescache($type.'_action') eq 'default') {
@@ -316,7 +553,8 @@ sub preset_defaults {
     }
 }
 
-##################################################
+
+
 
 sub date_sanity_info {
    my $checkdate=shift;
@@ -325,14 +563,31 @@ sub date_sanity_info {
    my $crsprefix='course.'.$env{'request.course.id'}.'.';
    if ($env{$crsprefix.'default_enrollment_end_date'}) {
       if ($checkdate>$env{$crsprefix.'default_enrollment_end_date'}) {
-         $result.='<br />'.&mt('After course enrollment end!');
+         $result.='<div class="LC_warning">'
+                 .&mt('After course enrollment end!')
+                 .'</div>';
       }
    }
    if ($env{$crsprefix.'default_enrollment_start_date'}) {
       if ($checkdate<$env{$crsprefix.'default_enrollment_start_date'}) {
-         $result.='<br />'.&mt('Before course enrollment start!');
+         $result.='<div class="LC_warning">'
+                 .&mt('Before course enrollment start!')
+                 .'</div>';
       }
    }
+# Preparation for additional warnings about dates in the past/future.
+# An improved, more context sensitive version is recommended,
+# e.g. warn for due and answer dates which are defined before the corresponding open date, etc.
+#   if ($checkdate<time) {
+#      $result.='<div class="LC_info">'
+#              .'('.&mt('in the past').')'
+#              .'</div>';
+#      }
+#   if ($checkdate>time) {
+#      $result.='<div class="LC_info">'
+#              .'('.&mt('in the future').')'
+#              .'</div>';
+#      }
    return $result;
 }
 ##################################################
@@ -354,17 +609,6 @@ sub storeparm {
     &storeparm_by_symb(&symbcache($sresid),$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,'',$cgroup);
 }
 
-#
-# Store a parameter by symb
-#
-# Takes
-# - symb
-# - name of parameter
-# - level
-# - new value
-# - new type
-# - username
-# - userdomain
 my %recstack;
 sub storeparm_by_symb {
     my ($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$recflag,$cgroup)=@_;
@@ -426,7 +670,7 @@ sub storeparm_by_symb_inner {
     my ($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$cgroup)=@_;
 # ---------------------------------------------------------- Construct prefixes
     $spnam=~s/\_([^\_]+)$/\.$1/;
-    my $map=(&Apache::lonnet::decode_symb($symb))[0];    
+    my $map=(&Apache::lonnet::decode_symb($symb))[0];
     $map = &Apache::lonnet::deversion($map);
 
     my $symbparm=$symb.'.'.$spnam;
@@ -439,11 +683,11 @@ sub storeparm_by_symb_inner {
     my $seclevel=$env{'request.course.id'}.'.['.$csec.'].'.$spnam;
     my $seclevelr=$env{'request.course.id'}.'.['.$csec.'].'.$symbparm;
     my $seclevelm=$env{'request.course.id'}.'.['.$csec.'].'.$mapparm;
-    
+
     my $courselevel=$env{'request.course.id'}.'.'.$spnam;
     my $courselevelr=$env{'request.course.id'}.'.'.$symbparm;
     my $courselevelm=$env{'request.course.id'}.'.'.$mapparm;
-    
+
     my $storeunder='';
     if (($snum==14) || ($snum==3)) { $storeunder=$courselevel; }
     if (($snum==13) || ($snum==2)) { $storeunder=$courselevelm; }
@@ -455,7 +699,7 @@ sub storeparm_by_symb_inner {
     if ($snum==5) { $storeunder=$grplevelm; }
     if ($snum==4) { $storeunder=$grplevelr; }
 
-    
+
     my $delete;
     if ($nval eq '') { $delete=1;}
     my %storecontent = ($storeunder         => $nval,
@@ -512,32 +756,14 @@ sub storeparm_by_symb_inner {
 	}
 	&Apache::lonnet::devalidateuserresdata($uname,$udom);
     }
-    
+
     if ($reply=~/^error\:(.*)/) {
 	return "<span class=\"LC_error\">Write Error: $1</span>";
     }
     return '';
 }
 
-##################################################
-##################################################
-
-=pod
-
-=item valout
-
-Format a value for output.
 
-Inputs:  $value, $type, $editable
-
-Returns: $value, formatted for output.  If $type indicates it is a date,
-localtime($value) is returned.
-$editable will return an icon to click on
-
-=cut
-
-##################################################
-##################################################
 sub valout {
     my ($value,$type,$editable)=@_;
     my $result = '';
@@ -551,27 +777,38 @@ sub valout {
     } else {
         if ($type eq 'date_interval') {
             my ($sec,$min,$hour,$mday,$mon,$year)=gmtime($value);
+            my @timer;
             $year=$year-70;
             $mday--;
             if ($year) {
-		$result.=$year.' yrs ';
+#               $result.=&mt('[quant,_1,yr]',$year).' ';
+                push(@timer,&mt('[quant,_1,yr]',$year));
             }
             if ($mon) {
-		$result.=$mon.' mths ';
+#               $result.=&mt('[quant,_1,mth]',$mon).' ';
+                push(@timer,&mt('[quant,_1,mth]',$mon));
             }
             if ($mday) {
-		$result.=$mday.' days ';
+#               $result.=&mt('[quant,_1,day]',$mday).' ';
+                push(@timer,&mt('[quant,_1,day]',$mday));
             }
             if ($hour) {
-		$result.=$hour.' hrs ';
+#               $result.=&mt('[quant,_1,hr]',$hour).' ';
+                push(@timer,&mt('[quant,_1,hr]',$hour));
             }
             if ($min) {
-		$result.=$min.' mins ';
+#               $result.=&mt('[quant,_1,min]',$min).' ';
+                push(@timer,&mt('[quant,_1,min]',$min));
             }
             if ($sec) {
-		$result.=$sec.' secs ';
+#               $result.=&mt('[quant,_1,sec]',$sec).' ';
+                push(@timer,&mt('[quant,_1,sec]',$sec));
+            }
+#           $result=~s/\s+$//;
+            if (!@timer) { # Special case: all entries 0 -> display "0 secs" intead of empty field to keep this field editable
+                push(@timer,&mt('[quant,_1,sec]',0));
             }
-            $result=~s/\s+$//;
+            $result.=join(", ",@timer);
         } elsif (&isdateparm($type)) {
             $result = &Apache::lonlocal::locallocaltime($value).
 		&date_sanity_info($value);
@@ -583,24 +820,7 @@ sub valout {
     return $result;
 }
 
-##################################################
-##################################################
-
-=pod
-
-=item plink
 
-Produces a link anchor.
-
-Inputs: $type,$dis,$value,$marker,$return,$call
-
-Returns: scalar with html code for a link which will envoke the 
-javascript function 'pjump'.
-
-=cut
-
-##################################################
-##################################################
 sub plink {
     my ($type,$dis,$value,$marker,$return,$call)=@_;
     my $winvalue=$value;
@@ -615,12 +835,13 @@ sub plink {
     my ($hour,$min,$sec,$val)=&preset_defaults($parmname);
     unless (defined($winvalue)) { $winvalue=$val; }
     my $valout = &valout($value,$type,1);
+    my $unencmarker = $marker;
     foreach my $item (\$type, \$dis, \$winvalue, \$marker, \$return, \$call,
 		      \$hour, \$min, \$sec) {
 	$$item = &HTML::Entities::encode($$item,'"<>&');
 	$$item =~ s/\'/\\\'/g;
     }
-    return '<table width="100%"><tr valign="top" align="right"><td><a name="'.$marker.'" /></td></tr><tr><td align="center">'.
+    return '<table width="100%"><tr valign="top" align="right"><td><a name="'.$unencmarker.'" /></td></tr><tr><td align="center">'.
 	'<a href="javascript:pjump('."'".$type."','".$dis."','".$winvalue."','"
 	    .$marker."','".$return."','".$call."','".$hour."','".$min."','".$sec."'".');">'.
 	    $valout.'</a></td></tr></table>';
@@ -633,7 +854,7 @@ sub page_js {
 
     return(<<ENDJS);
 <script type="text/javascript">
-
+// <![CDATA[
     function pclose() {
         parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
                  "height=350,width=350,scrollbars=no,menubar=no");
@@ -672,6 +893,7 @@ sub page_js {
         var newWin = window.open(url, wdwName, options);
         newWin.focus();
     }
+// ]]>
 </script>
 $selscript
 ENDJS
@@ -683,20 +905,29 @@ sub startpage {
     my %loaditems = ('onunload' => "pclose()",
 		     'onload'   => "group_or_section('cgroup')",);
 
-    my $start_page = 
+    if ((($env{'form.command'} eq 'set') && ($env{'form.url'})
+	     && (!$env{'form.dis'})) || ($env{'form.symb'})) {
+	&Apache::lonhtmlcommon::add_breadcrumb({help=>'Problem_Parameters',
+	    text=>"Problem Parameters"});
+    } else {
+	&Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=settable',
+	   text=>"Table Mode",
+	   help => 'Course_Setting_Parameters'});
+    }
+    my $start_page =
 	&Apache::loncommon::start_page('Set/Modify Course Parameters',
 				       &page_js(),
 				       {'add_entries' => \%loaditems,});
-    my $breadcrumbs = 
+    my $breadcrumbs =
 	&Apache::lonhtmlcommon::breadcrumbs('Table Mode Parameter Setting','Table_Mode');
     $r->print(<<ENDHEAD);
 $start_page
 $breadcrumbs
 <form method="post" action="/adm/parmset?action=settable" name="parmform">
-<input type="hidden" value='' name="pres_value" />
-<input type="hidden" value='' name="pres_type" />
-<input type="hidden" value='' name="pres_marker" />
-<input type="hidden" value='1' name="prevvisit" />
+<input type="hidden" value="" name="pres_value" />
+<input type="hidden" value="" name="pres_type" />
+<input type="hidden" value="" name="pres_marker" />
+<input type="hidden" value="1" name="prevvisit" />
 ENDHEAD
 }
 
@@ -719,7 +950,7 @@ sub print_row {
 # cascade down manually
     my $cascadetype=$$defaulttype{$which};
     for (my $i=14;$i>0;$i--) {
-	 if ($typeoutpar[$i]) { 
+	 if ($typeoutpar[$i]) {
             $cascadetype=$typeoutpar[$i];
 	} else {
             $typeoutpar[$i]=$cascadetype;
@@ -728,17 +959,17 @@ sub print_row {
     my $parm=$$display{$which};
 
     if ($parmlev eq 'full') {
-        $r->print('<td bgcolor='.$defbgtwo.' align="center">'
+        $r->print('<td style="background-color:'.$defbgtwo.';" align="center">'
                   .$$part{$which}.'</td>');
-    } else {    
+    } else {
         $parm=~s|\[.*\]\s||g;
     }
     my $automatic=&rulescache(($which=~/\_([^\_]+)$/)[0].'_triggers');
     if ($automatic) {
 	$parm.='<span class="LC_warning"><br />'.&mt('Automatically sets').' '.join(', ',split(/\:/,$automatic)).'</span>';
     }
-    $r->print('<td bgcolor='.$defbgone.'>'.$parm.'</td>');
-   
+    $r->print('<td>'.$parm.'</td>');
+
     my $thismarker=$which;
     $thismarker=~s/^parameter\_//;
     my $mprefix=$rid.'&'.$thismarker.'&';
@@ -752,9 +983,9 @@ sub print_row {
         } elsif ($cgroup) {
             &print_td($r,6,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
         } elsif ($csec) {
-            &print_td($r,9,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display); 
+            &print_td($r,9,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
         } else {
-            &print_td($r,14,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display); 
+            &print_td($r,14,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
         }
     } elsif ($parmlev eq 'map') {
 
@@ -791,7 +1022,7 @@ sub print_row {
 	&print_td($r,12,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
 	&print_td($r,11,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
 	&print_td($r,10,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-	
+
 	if ($csec) {
 	    &print_td($r,9,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
 	    &print_td($r,8,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
@@ -803,7 +1034,7 @@ sub print_row {
             &print_td($r,5,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
             &print_td($r,4,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
         }
-     
+
 	if ($uname) {
             if ($othergrp) {
                 $r->print($othergrp);
@@ -814,14 +1045,14 @@ sub print_row {
 	}
 
     } # end of $parmlev if/else
-    $r->print('<td bgcolor="#CCCCFF" align="center">'.$effective_parm.'</td>');
+    $r->print('<td style="background-color:#CCCCFF;" align="center">'.$effective_parm.'</td>');
 
     if ($parmlev eq 'full') {
         my $sessionval=&Apache::lonnet::EXT('resource.'.$$part{$which}.
                                         '.'.$$name{$which},$$symbp{$rid});
         my $sessionvaltype=$typeoutpar[$result];
         if (!defined($sessionvaltype)) { $sessionvaltype=$$defaulttype{$which}; }
-        $r->print('<td bgcolor="#999999" align="center"><font color="#FFFFFF">'.
+        $r->print('<td style="background-color:#999999;" align="center"><font color="#FFFFFF">'.
                   &valout($sessionval,$sessionvaltype).'&nbsp;'.
                   '</font></td>');
     }
@@ -831,14 +1062,22 @@ sub print_row {
 
 sub print_td {
     my ($r,$which,$defbg,$result,$outpar,$mprefix,$value,$typeoutpar,$display)=@_;
-    $r->print('<td bgcolor='.(($result==$which)?'"#AAFFAA"':$defbg).
-              ' align="center">');
-    if ($which<11 || $which > 12) {
-	$r->print(&plink($$typeoutpar[$which],
-			 $$display{$value},$$outpar[$which],
-			 $mprefix."$which",'parmform.pres','psub'));
+    $r->print('<td style="background-color:'.(($result==$which)?'#AAFFAA':$defbg).
+              ';" align="center">');
+    my $nolink = 0;
+    if ($which == 11 || $which == 12) {
+        $nolink = 1;
+    } elsif ($mprefix =~ /availablestudent\&$/) {
+        if ($which > 3) {
+            $nolink = 1;
+        }
+    }
+    if ($nolink) {
+        $r->print(&valout($$outpar[$which],$$typeoutpar[$which]));
     } else {
-	$r->print(&valout($$outpar[$which],$$typeoutpar[$which]));
+        $r->print(&plink($$typeoutpar[$which],
+                         $$display{$value},$$outpar[$which],
+                         $mprefix."$which",'parmform.pres','psub'));
     }
     $r->print('</td>'."\n");
 }
@@ -856,13 +1095,13 @@ sub print_usergroups {
                                                                    $courseopt);
     my $bgcolor = $defbg;
     my $grp_parm;
-    if (($coursereply) && ($cgroup ne $resultgroup)) { 
+    if (($coursereply) && ($cgroup ne $resultgroup)) {
         if ($result > 3) {
-            $bgcolor = '"#AAFFAA"';
+            $bgcolor = '#AAFFAA';
             $grp_parm = &valout($coursereply,$resulttype);
         }
         $grp_parm = &valout($coursereply,$resulttype);
-        $output = '<td bgcolor='.$bgcolor.' align="center">';
+        $output = '<td style="background-color:'.$bgcolor.';" align="center">';
         if ($resultgroup && $resultlevel) {
             $output .= '<small><b>'.$resultgroup.'</b> ('.$resultlevel.'): </small>'.$grp_parm;
         } else {
@@ -870,7 +1109,7 @@ sub print_usergroups {
         }
         $output .= '</td>';
     } else {
-        $output .= '<td bgcolor='.$bgcolor.'>&nbsp;</td>';
+        $output .= '<td style="background-color:'.$bgcolor.';">&nbsp;</td>';
     }
     return ($coursereply,$output,$grp_parm,$resultgroup);
 }
@@ -899,39 +1138,7 @@ sub parm_control_group {
     return($coursereply,$resultitem,$resultgroup,$resultlevel,$resulttype);
 }
 
-=pod
-
-=item B<extractResourceInformation>: Given the course data hash, extractResourceInformation extracts lots of information about the course's resources into a variety of hashes.
-
-Input: See list below:
-
-=over 4
-
-=item B<ids>: An array that will contain all of the ids in the course.
-
-=item B<typep>: hash, id->type, where "type" contains the extension of the file, thus, I<problem exam quiz assess survey form>.
-
-=item B<keyp>: hash, id->key list, will contain a comma separated list of the meta-data keys available for the given id
-
-=item B<allparms>: hash, name of parameter->display value (what is the display value?)
-
-=item B<allparts>: hash, part identification->text representation of part, where the text representation is "[Part $part]"
 
-=item B<allkeys>: hash, full key to part->display value (what's display value?)
-
-=item B<allmaps>: hash, ???
-
-=item B<fcat>: ???
-
-=item B<defp>: hash, ???
-
-=item B<mapp>: ??
-
-=item B<symbp>: hash, id->full sym?
-
-=back
-
-=cut
 
 sub extractResourceInformation {
     my $ids = shift;
@@ -971,9 +1178,15 @@ sub extractResourceInformation {
 #
 	    my $name=&Apache::lonnet::metadata($srcf,$key.'.name');
 	    if (!exists($$allparms{$name}) || $$allparms{$name} =~ m/^\s*$/ ) {
-		my $display= &Apache::lonnet::metadata($srcf,$key.'.display');
-		my $parmdis = $display;
-		$parmdis =~ s/\[Part.*$//g;
+		my ($display,$parmdis);
+		$display = &standard_parameter_names($name);
+		if ($display eq '') {
+		    $display= &Apache::lonnet::metadata($srcf,$key.'.display');
+		    $parmdis = $display;
+		    $parmdis =~ s/\s*\[Part.*$//g;
+		} else {
+		    $parmdis = $display;
+		}
 		$$allparms{$name}=$parmdis;
 		if (ref($defkeytype)) {
 		    $$defkeytype{$name}=
@@ -985,7 +1198,7 @@ sub extractResourceInformation {
 # allparts is a hash of all parts
 #
 	    my $part= &Apache::lonnet::metadata($srcf,$key.'.part');
-	    $$allparts{$part} = "Part: $part";
+	    $$allparts{$part} = &mt('Part: [_1]',$part);
 #
 # Remember all keys going with this resource
 #
@@ -996,14 +1209,14 @@ sub extractResourceInformation {
 	    }
 #
 # Put in order
-# 
+#
 	    unless ($$keyorder{$key}) {
 		$$keyorder{$key}=$keyordercnt;
 		$keyordercnt++;
 	    }
 	}
 
-	
+
 	if (!exists($$mapp{$mapid})) {
 	    $$mapp{$id}=
 		&Apache::lonnet::declutter($resource->enclosing_map_src());
@@ -1013,7 +1226,7 @@ sub extractResourceInformation {
 		$$maptitles{$mapid}=&mt('Main Course Documents');
 	    } else {
 		$$maptitles{$mapid}=
-		    &Apache::lonnet::gettitle($$mapp{$id});    
+		    &Apache::lonnet::gettitle($$mapp{$id});
 	    }
 	    $$maptitles{$$mapp{$id}}=$$maptitles{$mapid};
 	    $$symbp{$mapid}=$$mapp{$id}.'___(all)';
@@ -1025,29 +1238,44 @@ sub extractResourceInformation {
 }
 
 
-##################################################
-##################################################
 
 sub isdateparm {
     my $type=shift;
     return (($type=~/^date/) && (!($type eq 'date_interval')));
 }
 
+#
+# This function prints a list of parameters, which were selected. It also display a link from which you can
+# hide or show the complete parameter list, from which you can choose your parameters. 
+#
 sub parmmenu {
     my ($r,$allparms,$pscat,$keyorder)=@_;
     my $tempkey;
     $r->print(<<ENDSCRIPT);
 <script type="text/javascript">
+// <![CDATA[
     function checkall(value, checkName) {
+
+        var li = "_li";
+        var displayOverview = "";
+        
+        if (value == false) {
+            displayOverview = "none"
+        }
+
 	for (i=0; i<document.forms.parmform.elements.length; i++) {
             ele = document.forms.parmform.elements[i];
             if (ele.name == checkName) {
                 document.forms.parmform.elements[i].checked=value;
+                document.getElementById(document.forms.parmform.elements[i].value.concat(li)).style.display = displayOverview;
             }
         }
     }
 
     function checkthis(thisvalue, checkName) {
+
+        document.getElementById(thisvalue.concat("_li")).style.display = "";        
+
 	for (i=0; i<document.forms.parmform.elements.length; i++) {
             ele = document.forms.parmform.elements[i];
             if (ele.name == checkName) {
@@ -1073,7 +1301,6 @@ sub parmmenu {
 	checkthis('contentopen','pscat');
  	checkthis('contentclose','pscat');
     }
- 
 
     function checkvisi() {
 	checkthis('hiddenresource','pscat');
@@ -1096,46 +1323,269 @@ sub parmmenu {
 	checkthis('maxtries','pscat');
     }
 
+    function hideParms() {
+        document.getElementById('LC_parm_overview_parm_menu').style.display = "none";
+    }
+
+    function showParms() {
+        document.getElementById('LC_parm_overview_parm_menu').style.display = "";
+    }
+
+    function checkboxChecked(id) {
+        var li = "_li";
+        var id_li = id.concat(li);
+        if (document.getElementById(id_li).style.display == "none") {
+            document.getElementById(id_li).style.display = "";
+        }
+        else {
+            document.getElementById(id_li).style.display = "none";
+        }
+    }
+// ]]>
 </script>
 ENDSCRIPT
-    $r->print();
-    $r->print("\n<table id=\"LC_parm_overview_parm_menu\"><tr>");
-    my $cnt=0;
+    $r->print(&Apache::lonhtmlcommon::row_title(&mt('Select Parameters to View')));
+
+    #part to print selected parms overview
+    $r->print(&mt('Selected Parameters:').'<br />');
+
+    #print out all possible parms and hide them by default
+    $r->print('<ul>');
     foreach $tempkey (&keysindisplayorder($allparms,$keyorder)) {
-	$r->print("\n<td><label><input type='checkbox' name='pscat' ");
-	$r->print('value="'.$tempkey.'"');
-	if ($$pscat[0] eq "all" || grep $_ eq $tempkey, @{$pscat}) {
-	    $r->print(' checked');
-	}
-	$r->print('>'.($$allparms{$tempkey}=~/\S/ ? $$allparms{$tempkey}
-		                                  : $tempkey)
-		  .'</label></td>');
- 	$cnt++;
-        if ($cnt==3) {
-	    $r->print("</tr>\n<tr>");
-	    $cnt=0;
-	}
-    }
-    $r->print('
-</tr><tr id=\"LC_parm_overview_parm_menu_selectors\"><td>
-<a href="javascript:checkall(true, \'pscat\')">Select&nbsp;All</a><br />
-<a href="javascript:checkstandard()">Select&nbsp;Common&nbsp;Only</a>
-</td><td>
-<a href="javascript:checkdates()">Add&nbsp;Problem&nbsp;Dates</a>
-<a href="javascript:checkcontdates()">Add&nbsp;Content&nbsp;Dates</a><br />
-<a href="javascript:checkdisset()">Add&nbsp;Discussion&nbsp;Settings</a>
-<a href="javascript:checkvisi()">Add&nbsp;Visibilities</a><br />
-<a href="javascript:checkparts()">Add&nbsp;Part&nbsp;Parameters</a>
-</td><td>
-<a href="javascript:checkall(false, \'pscat\')">Unselect&nbsp;All</a>
-</td>
-');
-    $r->print('</tr></table>');
+        $r->print('<li id="'.$tempkey.'_li" value="'.$tempkey.'_li" name="pscat_li"');
+        if (!($$pscat[0] eq "all" || grep $_ eq $tempkey, @{$pscat})) {
+            $r->print(' style="display:none"');
+        }
+        $r->print('>'
+                 .($$allparms{$tempkey}=~/\S/ ? $$allparms{$tempkey} : $tempkey)
+                 .'</li>'
+        );
+    }
+    $r->print('</ul>'
+             .'<p><a href="javascript:showParms()">'
+             .&mt('Show detailed Parameter Selection')
+             .'</a></p>'
+    );
+
+    &shortCuts($r,$allparms,$pscat,$keyorder);
+
+    $r->print(&Apache::lonhtmlcommon::row_closure(1));
+}
+# return a hash
+sub categories {
+    return ('time_settings' => 'Time Settings',
+    'grading' => 'Grading',
+    'tries' => 'Tries',
+    'problem_appearance' => 'Problem Appearance',
+    'behaviour_of_input_fields' => 'Behaviour of Input Fields',
+    'hiding' => 'Hiding',
+    'high_level_randomization' => 'High Level Randomization',
+    'slots' => 'Slots',
+    'file_submission' => 'File Submission',
+    'misc' => 'Miscellaneous' ); 
+}
+
+# return a hash. Like a look-up table
+sub lookUpTableParameter {
+ 
+    return ( 
+        'opendate' => 'time_settings',
+        'duedate' => 'time_settings',
+        'answerdate' => 'time_settings',
+        'interval' => 'time_settings',
+        'contentopen' => 'time_settings',
+        'contentclose' => 'time_settings',
+        'discussend' => 'time_settings',
+        'weight' => 'grading',
+        'handgrade' => 'grading',
+        'maxtries' => 'tries',
+        'hinttries' => 'tries',
+        'type' => 'problem_appearance',
+        'problemstatus' => 'problem_appearance',
+        'display' => 'problem_appearance',
+        'ordered' => 'problem_appearance',
+        'numbubbles' => 'problem_appearance',
+        'tol' => 'behaviour_of_input_fields',
+        'sig' => 'behaviour_of_input_fields',
+        'turnoffunit' => 'behaviour_of_input_fields',
+        'hiddenresource' => 'hiding',
+        'hiddenparts' => 'hiding',
+        'discusshide' => 'hiding',
+        'buttonshide' => 'hiding',
+        'turnoffeditor' => 'hiding',
+        'encrypturl' => 'hiding',
+        'randomorder' => 'high_level_randomization',
+        'randompick' => 'high_level_randomization',
+        'available' => 'slots',
+        'useslots' => 'slots',
+        'availablestudent' => 'slots',
+        'uploadedfiletypes' => 'file_submission',
+        'maxfilesize' => 'file_submission',
+        'cssfile' => 'misc',
+        'mapalias' => 'misc',
+        'acc' => 'misc',
+        'maxcollaborators' => 'misc',
+        'scoreformat' => 'misc',
+
+    );    
+}
+
+sub whatIsMyCategory {
+    my $name = shift;
+    my $catList = shift;
+    my @list;
+    my %lookUpList = &lookUpTableParameter; #Initilize the lookupList
+    my $cat = $lookUpList{$name};
+    if (defined($cat)) {
+        if (!defined($$catList{$cat})){
+            push @list, ($name);
+            $$catList{$cat} = \@list;
+        } else {
+            push @{${$catList}{$cat}}, ($name);     
+        }
+    } else {
+        if (!defined($$catList{'misc'})){
+            push @list, ($name);
+            $$catList{'misc'} = \@list;
+        } else {
+            push @{${$catList}{'misc'}}, ($name);     
+        }
+    }        
+}
+
+sub keysindisplayorderCategory {
+    my ($name,$keyorder)=@_;
+    return sort {
+    	$$keyorder{'parameter_0_'.$a} <=> $$keyorder{'parameter_0_'.$b}; 
+    } ( @{$name});
+}
+
+sub category_order {
+    return (
+        'time_settings' => 1,
+        'grading' => 2,
+        'tries' => 3,
+        'problem_appearance' => 4,
+        'hiding' => 5,
+        'behaviour_of_input_fields' => 6,
+        'high_level_randomization'  => 7,
+        'slots' => 8,
+        'file_submission' => 9,
+        'misc' => 10
+    );
+
+}
+
+sub parmboxes {
+    my ($r,$allparms,$pscat,$keyorder)=@_;
+    my $tempkey;
+    my $tempparameter;
+    my %categories = &categories;
+    my %category_order = &category_order();
+    my %categoryList = (
+        'time_settings' => [],
+        'grading' => [],
+        'tries' => [],
+        'problem_appearance' => [],
+        'behaviour_of_input_fields' => [],
+        'hiding' => [],
+        'high_level_randomization' => [],
+        'slots' => [],
+        'file_submission' => [],
+        'misc' => [],
+   );
+    foreach $tempparameter (keys %$allparms) {
+        &whatIsMyCategory($tempparameter, \%categoryList);
+    }
+    #part to print the parm-list
+    $r->print('<fieldset id="LC_parm_overview_parm_menu" style="display:none">'
+             .'<legend>'.&mt('Parameter').'</legend>'."\n"
+    );
+
+    #Print parameters
+    for my $key (sort { $category_order{$a} <=> $category_order{$b} } keys %categoryList) {
+        if(@{$categoryList{$key}} == 0) {
+            next;
+        } else { 
+            $r->print('<fieldset>'
+                     .'<legend>'
+                     .&mt($categories{$key})
+                     .'</legend>'."\n");
+            foreach $tempkey (&keysindisplayorderCategory($categoryList{$key},$keyorder)) {
+                    $r->print('<span class="LC_nobreak">'
+                             .'<label><input type="checkbox" name="pscat" ');
+	            $r->print('value="'.$tempkey.'" ');
+                $r->print('onclick="checkboxChecked(\''.$tempkey.'\')"');
+	            if ($$pscat[0] eq "all" || grep $_ eq $tempkey, @{$pscat}) {
+	                $r->print(' checked="checked"');
+	            }
+                $r->print(' />'.($$allparms{$tempkey}=~/\S/ ? $$allparms{$tempkey}
+                                                      : $tempkey)
+                        .'</label></span> ');
+            }
+            $r->print('</fieldset>');
+        }
+    }
+    $r->print('<hr />'
+             .'<a href="javascript:hideParms()">'
+             .&mt('Hide')
+             .'</a>'
+    );
+
+    #&shortCuts($r,$allparms,$pscat,$keyorder);
+    $r->print('</fieldset>');
+}
+#
+# This function offers some links on the parameter section to get with one click a group a parameters
+#
+sub shortCuts {
+    my ($r,$allparms,$pscat,$keyorder)=@_;
+
+    #part to print out the shortcuts for parmselection
+    $r->print('<table><tr id="LC_parm_overview_parm_menu_selectors">'
+             .'<td valign="top">'
+             .'<fieldset><legend>'.&mt('Parameter Selection').'</legend>'
+             .'<span class="LC_nobreak">'
+             .'&bull; <a href="javascript:checkall(true, \'pscat\')">'.&mt('Select All').'</a>'
+             .'</span>'
+             .'<br />'
+             .'<span class="LC_nobreak">'
+             .'&bull; <a href="javascript:checkstandard()">'.&mt('Select Common Only').'</a>'
+             .'</span>'
+             .'<br />'
+             .'<span class="LC_nobreak">'
+             .'&bull; <a href="javascript:checkall(false, \'pscat\')">'.&mt('Unselect All').'</a>'
+             .'</span>'
+             .'</fieldset>'
+             .'</td>'
+             .'<td colspan="2" valign="top">'
+             .'<fieldset><legend>'.&mt('Add Selection for...').'</legend>'
+             .'<span class="LC_nobreak">'
+             .'&bull; <a href="javascript:checkdates()">'.&mt('Problem Dates').'</a>'
+             .'</span>'
+             .'<span class="LC_nobreak">'
+             .' &bull; <a href="javascript:checkcontdates()">'.&mt('Content Dates').'</a>'
+             .'</span>'
+#            .'<br />'
+             .'<span class="LC_nobreak">'
+             .' &bull; <a href="javascript:checkdisset()">'.&mt('Discussion Settings').'</a>'
+             .'</span>'
+             .'<span class="LC_nobreak">'
+             .' &bull; <a href="javascript:checkvisi()">'.&mt('Visibilities').'</a>'
+             .'</span>'
+#            .'<br />'
+             .'<span class="LC_nobreak">'
+             .' &bull; <a href="javascript:checkparts()">'.&mt('Part Parameters').'</a>'
+             .'</span>'
+             .'</fieldset>'
+             .'</td>'
+             .'</tr></table>');
 }
 
 sub partmenu {
     my ($r,$allparts,$psprt)=@_;
-    $r->print('<select multiple name="psprt" size="8">');
+
+    $r->print('<select multiple="multiple" name="psprt" size="8">');
     $r->print('<option value="all"');
     $r->print(' selected="selected"') unless (@{$psprt});
     $r->print('>'.&mt('All Parts').'</option>');
@@ -1160,21 +1610,18 @@ sub usermenu {
     my $chooseopt=&Apache::loncommon::select_dom_form($udom,'udom').' '.
         &Apache::loncommon::selectstudent_link('parmform','uname','udom');
     my $selscript=&Apache::loncommon::studentbrowser_javascript();
-    my %lt=&Apache::lonlocal::texthash(
-		    'se'    => "Section",
-                    'gr'    => "Group",
-		    'fu'    => "For User",
-		    'oi'    => "or ID",
-		    'ad'    => "at Domain"
-				       );
+
     my $sections='';
     my %sectionhash = &Apache::loncommon::get_sections();
 
     my $groups;
     my %grouphash = &Apache::longroup::coursegroups();
 
+    my $g_s_header='';
+    my $g_s_footer='';
+
     if (%sectionhash) {
-        $sections=$lt{'se'}.': <select name="csec"';
+        $sections=&mt('Section:').' <select name="csec"';
         if (%grouphash && $parmlev ne 'full') {
             $sections .= qq| onchange="group_or_section('csec')" |;
         }
@@ -1186,10 +1633,12 @@ sub usermenu {
         }
         $sections.='</select>';
     }
+
     if (%sectionhash && %grouphash && $parmlev ne 'full') {
-        $sections .= '&nbsp;or&nbsp;';
+        $sections .= '&nbsp;'.&mt('or').'&nbsp;';
         $sections .= qq|
 <script type="text/javascript">
+// <![CDATA[
 function group_or_section(caller) {
    if (caller == "cgroup") {
        if (document.parmform.cgroup.selectedIndex != 0) {
@@ -1201,20 +1650,23 @@ function group_or_section(caller) {
        }
    }
 }
+// ]]>
 </script>
 |;
     } else {
         $sections .= qq|
 <script type="text/javascript">
+// <![CDATA[
 function group_or_section(caller) {
     return;
 }
+// ]]>
 </script>
 |;
-    } 
+    }
 
     if (%grouphash) {
-        $groups=$lt{'gr'}.': <select name="cgroup"';
+        $groups=&mt('Group:').' <select name="cgroup"';
         if (%sectionhash && $env{'form.action'} eq 'settable') {
             $groups .= qq| onchange="group_or_section('cgroup')" |;
         }
@@ -1236,53 +1688,162 @@ function group_or_section(caller) {
         }
         $groups.='</select>';
     }
-    $r->print(<<ENDMENU);
-<b>
-$sections
-$groups
-<br />
-$lt{'fu'} 
-<input type="text" value="$uname" size="12" name="uname" />
-$lt{'oi'}
-<input type="text" value="$id" size="12" name="id" /> 
-$lt{'ad'}
-$chooseopt
-</b>
-ENDMENU
+
+    if (%sectionhash || %grouphash) {
+        $r->print(&Apache::lonhtmlcommon::row_title(&mt('Group/Section')));
+        $r->print($sections.$groups);
+        $r->print(&Apache::lonhtmlcommon::row_closure());
+    }
+
+    $r->print(&Apache::lonhtmlcommon::row_title(&mt('User')));
+    $r->print(&mt('For User [_1] or Student/Employee ID [_2] at Domain [_3]'
+                 ,'<input type="text" value="'.$uname.'" size="12" name="uname" />'
+                 ,'<input type="text" value="'.$id.'" size="12" name="id" /> '
+                 ,$chooseopt));
 }
 
+#
+# This function shows on table Mode the available Parameters for the selected Resources
+#
 sub displaymenu {
     my ($r,$allparms,$allparts,$pscat,$psprt,$keyorder)=@_;
-    $r->print('<table border="1"><tr><th>'.&mt('Select Parameters to View').'</th><th>'.
-	     &mt('Select Parts to View').'</th></tr><tr><td>');  
+    $r->print(&Apache::lonhtmlcommon::topic_bar (2,&mt('Select Parameters')));
+    $r->print(&Apache::lonhtmlcommon::start_pick_box());
     &parmmenu($r,$allparms,$pscat,$keyorder);
-    $r->print('</td><td>');
+    $r->print(&Apache::lonhtmlcommon::end_pick_box());
+    &parmboxes($r,$allparms,$pscat,$keyorder);
+    $r->print(&Apache::lonhtmlcommon::start_pick_box());
+    $r->print(&Apache::lonhtmlcommon::row_title(&mt('Select Parts to View')));
     &partmenu($r,$allparts,$psprt);
-    $r->print('</td></tr></table>');
+    $r->print(&Apache::lonhtmlcommon::row_closure(1));
+    $r->print(&Apache::lonhtmlcommon::end_pick_box());
 }
 
 sub mapmenu {
-    my ($r,$allmaps,$pschp,$maptitles)=@_;
-    $r->print('<b>'.&mt('Select Enclosing Map or Folder').'</b> ');
-    $r->print('<select name="pschp">');
-    $r->print('<option value="all">'.&mt('All Maps or Folders').'</option>');
-    foreach (sort {$$allmaps{$a} cmp $$allmaps{$b}} keys %{$allmaps}) {
-	$r->print('<option value="'.$_.'"');
-	if (($pschp eq $_)) { $r->print(' selected="selected"'); }
-	$r->print('>'.$$maptitles{$_}.($$allmaps{$_}!~/^uploaded/?' ['.$$allmaps{$_}.']':'').'</option>');
+    my ($r,$allmaps,$pschp,$maptitles, $symbp)=@_;
+    my %allmaps_inverted = reverse %$allmaps;
+    my $navmap = Apache::lonnavmaps::navmap->new();
+    my $tree=[];
+    my $treeinfo={};
+    if (defined($navmap)) {
+        my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef);
+        my $curRes;
+        my $depth = 0;
+        my %parent = ();
+        my $startcount = 5;
+        my $lastcontainer = $startcount;
+# preparing what is to show ...
+        while ($curRes = $it->next()) {
+            if ($curRes == $it->BEGIN_MAP()) {
+                $depth++;
+                $parent{$depth}= $lastcontainer;
+            }
+            if ($curRes == $it->END_MAP()) {
+                $depth--;
+                $lastcontainer = $parent{$depth};
+            }
+            if (ref($curRes)) {
+                my $symb = $curRes->symb();
+                my $ressymb = $symb;
+                if (($curRes->is_sequence()) || ($curRes->is_page())) {
+                    my $type = 'sequence';
+                    if ($curRes->is_page()) {
+                        $type = 'page';
+                    }
+                    my $id= $curRes->id();
+                    my $srcf = $curRes->src();
+                    my $resource_name = &Apache::lonnet::gettitle($srcf);
+                    if(!exists($treeinfo->{$id})) {
+                        push(@$tree,$id);
+                        my $enclosing_map_folder = &Apache::lonnet::declutter($curRes->enclosing_map_src());	    
+                        $treeinfo->{$id} = {
+                                    depth => $depth,
+                                    type  => $type,
+                                    name  => $resource_name,
+                                    enclosing_map_folder => $enclosing_map_folder,
+                                    };
+                    }
+                }
+            }
+        }
+    }
+# Show it ...	
+    $r->print(&Apache::lonhtmlcommon::row_title(&mt('Select Enclosing Map or Folder')));
+    if ((ref($tree) eq 'ARRAY') && (ref($treeinfo) eq 'HASH')) {
+        my $icon = '<img src="/adm/lonIcons/navmap.folder.open.gif" alt="" />';
+        $r->print(&Apache::loncommon::start_data_table()
+                 .&Apache::loncommon::start_data_table_row()
+                 .'<td>'.$icon
+                 .'<label>&nbsp;'
+                 .'<input type="radio" name="pschp" checked="checked" value="all" />'
+                 .&mt('All Maps or Folders')
+                 .'</label></td>'
+                 .&Apache::loncommon::end_data_table_row()
+        );
+        my $whitespace = '<img src="'
+                        .&Apache::loncommon::lonhttpdurl("/adm/lonIcons/whitespace_21.gif")
+                        .'" alt="" />';
+        if (exists($$allmaps{1})) {
+            $r->print(&Apache::loncommon::start_data_table_row()
+                .'<td>'.$icon
+                .'<label>&nbsp;'
+                .'<input type="radio" name="pschp" value="1"'
+            );
+            if ($pschp eq 1) {
+                $r->print(' checked="checked"');
+            }
+            $r->print('/>'
+                .$$maptitles{1}
+                .($$allmaps{1} !~/^uploaded/?' ['.$$allmaps{1}.']':'')
+                .'</label>'
+                .'</td>'
+                .&Apache::loncommon::end_data_table_row()
+            );
+        }
+        foreach my $id (@{$tree}) {
+            my ($mapid,$resid)=split(/\./,$id);
+            # Indentation
+            my $depth = $treeinfo->{$id}->{'depth'};
+            my $indent;
+            for (my $i = 0; $i < $depth; $i++) {
+                $indent.= $whitespace;
+            }
+            $icon =  '<img src="/adm/lonIcons/navmap.folder.open.gif" alt="" />';
+            if ($treeinfo->{$id}->{'type'} eq 'page') {
+                $icon = '<img src="/adm/lonIcons/navmap.page.open.gif" alt="" />';
+            }
+            my $symb_name = $$symbp{$id};
+            my ($front, $tail) = split (/___${resid}___/, $symb_name);
+            $symb_name = $tail;
+            $r->print(&Apache::loncommon::start_data_table_row()
+                     .'<td>'.$indent.$icon
+                     .'<label>&nbsp;'
+                     .'<input type ="radio" name="pschp" value="'.$allmaps_inverted{$symb_name}.'"'
+            );
+            if ($pschp eq $allmaps_inverted{$symb_name}) {
+                $r->print(' checked="checked"');
+            }
+            $r->print('/>'
+                     .$treeinfo->{$id}->{name}
+                     .($$allmaps{$mapid}!~/^uploaded/?' ['.$$allmaps{$mapid}.']':'')
+                     .'</label>'
+                     .'</td>'
+                     .&Apache::loncommon::end_data_table_row()
+            );
+        }
+        $r->print(&Apache::loncommon::end_data_table());
     }
-    $r->print("</select>");
 }
 
 sub levelmenu {
     my ($r,$alllevs,$parmlev)=@_;
-    $r->print('<b>'.&mt('Select Parameter Level').
-	      &Apache::loncommon::help_open_topic('Course_Parameter_Levels').'</b> ');
+
+    $r->print(&Apache::lonhtmlcommon::row_title(&mt('Select Parameter Level').&Apache::loncommon::help_open_topic('Course_Parameter_Levels')));
     $r->print('<select name="parmlev">');
     foreach (reverse sort keys %{$alllevs}) {
 	$r->print('<option value="'.$$alllevs{$_}.'"');
 	if ($parmlev eq $$alllevs{$_}) {
-	    $r->print(' selected="selected"'); 
+	    $r->print(' selected="selected"');
 	}
 	$r->print('>'.&mt($_).'</option>');
     }
@@ -1295,7 +1856,7 @@ sub sectionmenu {
     my %sectionhash = &Apache::loncommon::get_sections();
     return if (!%sectionhash);
 
-    $r->print('<select name="Section" multiple="true" size="8" >');
+    $r->print('<select name="Section" multiple="multiple" size="8">');
     foreach my $s ('all',sort keys %sectionhash) {
 	$r->print('    <option value="'.$s.'"');
 	foreach (@{$selectedsections}) {
@@ -1314,7 +1875,7 @@ sub groupmenu {
     my %grouphash = &Apache::longroup::coursegroups();
     return if (!%grouphash);
 
-    $r->print('<select name="Group" multiple="true" size="8" >');
+    $r->print('<select name="Group" multiple="multiple" size="8">');
     foreach my $group (sort(keys(%grouphash))) {
 	$r->print('    <option value="'.$group.'"');
 	foreach (@{$selectedgroups}) {
@@ -1364,12 +1925,12 @@ sub sortmenu {
     my ($r,$sortorder)=@_;
     $r->print('<br /><label><input type="radio" name="sortorder" value="realmstudent"');
     if ($sortorder eq 'realmstudent') {
-       $r->print(' checked="on"');
+       $r->print(' checked="checked"');
     }
     $r->print(' />'.&mt('Sort by realm first, then student (group/section)'));
     $r->print('</label><br /><label><input type="radio" name="sortorder" value="studentrealm"');
     if ($sortorder eq 'studentrealm') {
-       $r->print(' checked="on"');
+       $r->print(' checked="checked"');
     }
     $r->print(' />'.&mt('Sort by student (group/section) first, then realm').
 	      '</label>');
@@ -1398,36 +1959,7 @@ sub standardkeyorder {
             'parameter_0_discusshide' => 20);
 }
 
-##################################################
-##################################################
-
-=pod
-
-=item assessparms
-
-Show assessment data and parameters.  This is a large routine that should
-be simplified and shortened... someday.
-
-Inputs: $r
-
-Returns: nothing
-
-Variables used (guessed by Jeremy):
 
-=over 4
-
-=item B<pscat>: ParameterS CATegories? ends up a list of the types of parameters that exist, e.g., tol, weight, acc, opendate, duedate, answerdate, sig, maxtries, type.
-
-=item B<psprt>: ParameterS PaRTs? a list of the parts of a problem that we are displaying? Used to display only selected parts?
-
-=item B<allmaps>:
-
-=back
-
-=cut
-
-##################################################
-##################################################
 sub assessparms {
 
     my $r=shift;
@@ -1451,7 +1983,7 @@ sub assessparms {
     my $csec;
     my $cgroup;
     my @usersgroups = ();
- 
+
     my $coursename=$env{'course.'.$env{'request.course.id'}.'.description'};
 
     $alllevs{'Resource Level'}='full';
@@ -1480,6 +2012,7 @@ sub assessparms {
     } else {
 	$udom=$r->dir_config('lonDefDomain');
     }
+    
 
     my @pscat=&Apache::loncommon::get_env_multiple('form.pscat');
     my $pschp=$env{'form.pschp'};
@@ -1488,7 +2021,7 @@ sub assessparms {
 
     my $pssymb='';
     my $parmlev='';
- 
+
     unless ($env{'form.parmlev'}) {
         $parmlev = 'map';
     } else {
@@ -1539,7 +2072,7 @@ sub assessparms {
         } else {
 	    $csec=&Apache::lonnet::getsection($udom,$uname,
 					      $env{'request.course.id'});
-            
+
 	    if ($csec eq '-1') {
 		$message='<span class="LC_error">'.
 		    &mt("User")." '$uname' ".&mt("at domain")." '$udom' ".
@@ -1569,7 +2102,7 @@ sub assessparms {
     unless ($cgroup) { $cgroup=''; }
 
 # --------------------------------------------------------- Get all assessments
-    &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps, 
+    &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps,
 				\%mapp, \%symbp,\%maptitles,\%uris,
 				\%keyorder);
 
@@ -1582,17 +2115,53 @@ sub assessparms {
         my @values=split(/\&\&\&/,$env{'form.pres_value'});
         my @types=split(/\&\&\&/,$env{'form.pres_type'});
 	for (my $i=0;$i<=$#markers;$i++) {
+            if ($markers[$i] =~ /^[\d.]+\&0_availablestudent\&(1|2|3)$/) {
+                my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+                my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+                my (@ok_slots,@fail_slots,@del_slots);
+                my $courseopt=&Apache::lonnet::get_courseresdata($cnum,$cdom);
+                my ($level,@all) =
+                    &parmval_by_symb('0.availablestudent',$pssymb,'',$uname,$udom,
+                                     $csec,$cgroup,$courseopt);
+                foreach my $slot_name (split(/:/,$values[$i])) {
+                    next if ($slot_name eq '');
+                    if (&update_slots($slot_name,$cdom,$cnum,$pssymb,$uname,$udom) eq 'ok') {
+                        push(@ok_slots,$slot_name);
+
+                    } else {
+                        push(@fail_slots,$slot_name);
+                    }
+                }
+                if (@ok_slots) {
+                    $values[$i] = join(':',@ok_slots);
+                } else {
+                    $values[$i] = '';
+                }
+                if ($all[$level] ne '') {
+                    my @existing = split(/:/,$all[$level]);
+                    foreach my $slot_name (@existing) {
+                        if (!grep(/^\Q$slot_name\E$/,split(/:/,$values[$i]))) {
+                            if (&delete_slots($slot_name,$cdom,$cnum,$uname,$udom,$pssymb) eq 'ok') {
+                                push(@del_slots,$slot_name);
+                            }
+                        }
+                    }
+                }
+            }
 	    $message.=&storeparm(split(/\&/,$markers[$i]),
 				 $values[$i],
 				 $types[$i],
 				 $uname,$udom,$csec,$cgroup);
 	}
 # ---------------------------------------------------------------- Done storing
-	$message.='<h3>'.&mt('Changes can take up to 10 minutes before being active for all students.').&Apache::loncommon::help_open_topic('Caching').'</h3>';
+        $message.='<p class="LC_warning">'
+                 .&mt('Changes can take up to 10 minutes before being active for all students.')
+                 .&Apache::loncommon::help_open_topic('Caching')
+                 .'</p>';
     }
 #----------------------------------------------- if all selected, fill in array
     if ($pscat[0] eq "all") {@pscat = (keys %allparms);}
-    if (!@pscat) { @pscat=('duedate','opendate','answerdate','weight','maxtries') }; 
+    if (!@pscat) { @pscat=('duedate','opendate','answerdate','weight','maxtries') };
     if ($psprt[0] eq "all" || !@psprt) {@psprt = (keys %allparts);}
 # ------------------------------------------------------------------ Start page
 
@@ -1604,16 +2173,42 @@ sub assessparms {
 		  &HTML::Entities::encode($env{'form.recent_'.$_},'"&<>').
 		  '" name="recent_'.$_.'" />');
     }
-                        
+
+    # ----- Start Parameter Selection
+
+    # Hide parm selection?
+    $r->print(<<ENDPARMSELSCRIPT);
+<script type="text/javascript">
+// <![CDATA[
+function parmsel_show() {
+  document.getElementById('parmsel').style.display = "";
+  document.getElementById('parmsellink').style.display = "none";
+}
+// ]]>
+</script>
+ENDPARMSELSCRIPT
+    my $parmselhiddenstyle=' style="display:none"';
+    if($env{'form.hideparmsel'} eq 'hidden') {
+        $r->print('<div id="parmsel"'.$parmselhiddenstyle.'>');
+    } else  {
+        $r->print('<div id="parmsel">');
+    }
+
+    # Display Unit 1 "General Parameters"
     if (!$pssymb) {
-        $r->print('<table border="1"><tr><td>');
+        $r->print(&Apache::lonhtmlcommon::topic_bar (1,&mt('General Parameters')));
+        $r->print(&Apache::lonhtmlcommon::start_pick_box());
+
         &levelmenu($r,\%alllevs,$parmlev);
+
 	if ($parmlev ne 'general') {
-            $r->print('<td>');
-	    &mapmenu($r,\%allmaps,$pschp,\%maptitles);
-	    $r->print('</td>');
+            $r->print(&Apache::lonhtmlcommon::row_closure());
+	    &mapmenu($r,\%allmaps,$pschp,\%maptitles, \%symbp);
 	}
-        $r->print('</td></tr></table>');
+
+        $r->print(&Apache::lonhtmlcommon::row_closure(1));
+        $r->print(&Apache::lonhtmlcommon::end_pick_box());
+    #Display Unit 2 "Select Parameter"   
 	&displaymenu($r,\%allparms,\%allparts,\@pscat,\@psprt,\%keyorder);
     } else {
         my ($map,$id,$resource)=&Apache::lonnet::decode_symb($pssymb);
@@ -1623,11 +2218,37 @@ sub assessparms {
 		  '<br /><label><b>'.&mt('Show all parts').': <input type="checkbox" name="psprt" value="all"'.
 		  ($env{'form.psprt'}?' checked="checked"':'').' /></b></label><br />');
     }
-    &usermenu($r,$uname,$id,$udom,$csec,$cgroup,$parmlev,\@usersgroups);    
+    $r->print(&Apache::lonhtmlcommon::topic_bar (3,&mt('User Selection')));
+    $r->print(&Apache::lonhtmlcommon::start_pick_box());
+    &usermenu($r,$uname,$id,$udom,$csec,$cgroup,$parmlev,\@usersgroups);
+    $r->print(&Apache::lonhtmlcommon::row_closure(1));
+    $r->print(&Apache::lonhtmlcommon::end_pick_box());
+    
+    # parm selection is shown: display parm update button
+    $r->print('<p>'
+             .'<input type="submit" name="dis"'
+             .' value="'.&mt('Update Parameter Display').'" />'
+             .'<input type="hidden" name="hideparmsel" value="hidden" />'
+             .'</p>'
+    );
+
+    $r->print('</div>');
+    # ----- End Parameter Selection
+
+    # Offer link to display parameter selection again
+    $r->print('<p id="parmsellink"');
+    if($env{'form.hideparmsel'} ne 'hidden') {
+        $r->print($parmselhiddenstyle);
+    }
+    $r->print('>'
+             .'<a href="javascript:parmsel_show()">'
+             .&mt('Change Parameter Selection')
+             .'</a>'
+             .'</p>');
 
-    $r->print('<p>'.$message.'</p>');
+    # Display Messages
+    $r->print('<div>'.$message.'</div>');
 
-    $r->print('<br /><input type="submit" name="dis" value="'.&mt("Update Parameter Display").'" />');
 
     my @temp_pscat;
     map {
@@ -1648,11 +2269,11 @@ sub assessparms {
            my $userspan=3;
            if ($cgroup ne '') {
               $coursespan += 3;
-           } 
-      
-           $r->print('<p><table border=2>');
-           $r->print('<tr><td colspan=5></td>');
-           $r->print('<th colspan='.($coursespan).'>'.&mt('Any User').'</th>');
+           }
+
+           $r->print('<p><table border="2">');
+           $r->print('<tr><td colspan="5"></td>');
+           $r->print('<th colspan="'.($coursespan).'">'.&mt('Any User').'</th>');
            if ($uname) {
                if (@usersgroups > 1) {
                    $userspan ++;
@@ -1678,18 +2299,18 @@ sub assessparms {
 				  'fr'     => 'for Resource'
 					      );
            $r->print(<<ENDTABLETWO);
-<th rowspan=3>$lt{'pie'}</th>
-<th rowspan=3>$lt{'csv'}<br />($csuname $lt{'at'} $csudom)</th>
-</tr><tr><td colspan=5></td><th colspan=2>$lt{'ic'}</th><th colspan=2>$lt{'rl'}</th>
-<th colspan=1>$lt{'ic'}</th>
+<th rowspan="3">$lt{'pie'}</th>
+<th rowspan="3">$lt{'csv'}<br />($csuname $lt{'at'} $csudom)</th>
+</tr><tr><td colspan="5"></td><th colspan="2">$lt{'ic'}</th><th colspan="2">$lt{'rl'}</th>
+<th colspan="1">$lt{'ic'}</th>
 
 ENDTABLETWO
            if ($csec) {
-                $r->print("<th colspan=3>".
+                $r->print('<th colspan="3">'.
 			  &mt("in Section")." $csec</th>");
            }
            if ($cgroup) {
-                $r->print("<th colspan=3>".
+                $r->print('<th colspan="3">'.
                           &mt("in Group")." $cgroup</th>");
            }
            $r->print(<<ENDTABLEHEADFOUR);
@@ -1725,25 +2346,25 @@ ENDTABLEHEADFOUR
                 my $rid=$_;
                 my ($inmapid)=($rid=~/\.(\d+)$/);
 
-                if ((!$pssymb && 
+                if ((!$pssymb &&
 		     (($pschp eq 'all') || ($allmaps{$pschp} eq $mapp{$rid})))
 		    ||
 		    ($pssymb && $pssymb eq $symbp{$rid})) {
 # ------------------------------------------------------ Entry for one resource
-                    if ($defbgone eq '"#E0E099"') {
-                        $defbgone='"#E0E0DD"';
+                    if ($defbgone eq '#E0E099') {
+                        $defbgone='#E0E0DD';
                     } else {
-                        $defbgone='"#E0E099"';
+                        $defbgone='#E0E099';
                     }
-                    if ($defbgtwo eq '"#FFFF99"') {
-                        $defbgtwo='"#FFFFDD"';
+                    if ($defbgtwo eq '#FFFF99') {
+                        $defbgtwo='#FFFFDD';
                     } else {
-                        $defbgtwo='"#FFFF99"';
+                        $defbgtwo='#FFFF99';
                     }
-                    if ($defbgthree eq '"#FFBB99"') {
-                        $defbgthree='"#FFBBDD"';
+                    if ($defbgthree eq '#FFBB99') {
+                        $defbgthree='#FFBBDD';
                     } else {
-                        $defbgthree='"#FFBB99"';
+                        $defbgthree='#FFBB99';
                     }
 
                     my $thistitle='';
@@ -1760,7 +2381,16 @@ ENDTABLEHEADFOUR
                         if (grep $_ eq $tempkeyp, @catmarker) {
                           $part{$_}=&Apache::lonnet::metadata($uri,$_.'.part');
                           $name{$_}=&Apache::lonnet::metadata($uri,$_.'.name');
-                          $display{$_}=&Apache::lonnet::metadata($uri,$_.'.display');
+                          my $parmdis=&Apache::lonnet::metadata($uri,$_.'.display');
+                          if ($allparms{$name{$_}} ne '') {
+                              my $identifier;
+                              if ($parmdis =~ /(\s*\[Part.*)$/) {
+                                  $identifier = $1;
+                              }
+                              $display{$_} = $allparms{$name{$_}}.$identifier;
+                          } else {
+                              $display{$_} = $parmdis;
+                          }
                           unless ($display{$_}) { $display{$_}=''; }
                           $display{$_}.=' ('.$name{$_}.')';
                           $default{$_}=&Apache::lonnet::metadata($uri,$_);
@@ -1772,9 +2402,9 @@ ENDTABLEHEADFOUR
                     if ($totalparms>0) {
                         my $firstrow=1;
 			my $title=&Apache::lonnet::gettitle($symbp{$rid});
-                        $r->print('<tr><td bgcolor='.$defbgone.
+                        $r->print('<tr><td style="background-color:'.$defbgone.';"'.
                              ' rowspan='.$totalparms.
-                             '><tt><font size=-1>'.
+                             '><tt><font size="-1">'.
                              join(' / ',split(/\//,$uri)).
                              '</font></tt><p><b>'.
                              "<a href=\"javascript:openWindow('".
@@ -1787,11 +2417,11 @@ ENDTABLEHEADFOUR
                             $r->print(' ('.$thistitle.')');
                         }
                         $r->print('</a></b></td>');
-                        $r->print('<td bgcolor='.$defbgtwo.
+                        $r->print('<td style="background-color:'.$defbgtwo.';"'.
                                       ' rowspan='.$totalparms.'>'.$typep{$rid}.
                                       '</td>');
 
-                        $r->print('<td bgcolor='.$defbgone.
+                        $r->print('<td style="background-color:'.$defbgone.';"'.
                                       ' rowspan='.$totalparms.
                                       '>'.$maptitles{$mapp{$rid}}.'</td>');
 
@@ -1814,14 +2444,14 @@ ENDTABLEHEADFOUR
         } # end of  full
 #--------------------------------------------------- Entry for parm level map
         if ($parmlev eq 'map') {
-            my $defbgone = '"E0E099"';
-            my $defbgtwo = '"FFFF99"';
-            my $defbgthree = '"FFBB99"';
+            my $defbgone = '#E0E099';
+            my $defbgtwo = '#FFFF99';
+            my $defbgthree = '#FFBB99';
 
             my %maplist;
 
             if ($pschp eq 'all') {
-                %maplist = %allmaps; 
+                %maplist = %allmaps;
             } else {
                 %maplist = ($pschp => $mapp{$pschp});
             }
@@ -1841,11 +2471,11 @@ ENDTABLEHEADFOUR
                 my $map = 0;
 
 #		$r->print("Catmarker: @catmarker<br />\n");
-               
+
                 foreach (@ids) {
                   ($map)=(/([\d]*?)\./);
                   my $rid = $_;
-        
+
 #                  $r->print("$mapid:$map:   $rid <br /> \n");
 
                   if ($map eq $mapid) {
@@ -1863,11 +2493,20 @@ ENDTABLEHEADFOUR
                       my $tempkeyp = $_;
                       my $fullkeyp = $tempkeyp;
                       $tempkeyp =~ s/_\w+_/_0_/;
-                      
+
                       if ((grep $_ eq $fullkeyp, @catmarker) &&(!$name{$tempkeyp})) {
                         $part{$tempkeyp}="0";
                         $name{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.name');
-                        $display{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.display');
+                        my $parmdis=&Apache::lonnet::metadata($uri,$fullkeyp.'.display');
+                        if ($allparms{$name{$tempkeyp}} ne '') {
+                            my $identifier;
+                            if ($parmdis =~ /(\s*\[Part.*)$/) {
+                                $identifier = $1;
+                            }
+                            $display{$tempkeyp} = $allparms{$name{$tempkeyp}}.$identifier;
+                        } else {
+                            $display{$tempkeyp} = $parmdis;
+                        }
                         unless ($display{$tempkeyp}) { $display{$tempkeyp}=''; }
                         $display{$tempkeyp}.=' ('.$name{$tempkeyp}.')';
                         $display{$tempkeyp} =~ s/_\w+_/_0_/;
@@ -1877,7 +2516,7 @@ ENDTABLEHEADFOUR
                     } # end loop through keys
                   }
                 } # end loop through ids
-                                 
+
 #---------------------------------------------------- print header information
                 my $foldermap=&mt($maptitle=~/^uploaded/?'Folder':'Map');
                 my $showtitle=$maptitles{$maptitle}.($maptitle!~/^uploaded/?' ['.$maptitle.']':'');
@@ -1904,27 +2543,32 @@ ENDTABLEHEADFOUR
                              ,'<font color="red"><i>'.$coursename.'</i></font>'
                              )
                          ."<br /></h4>\n"
-                         );
+                );
 #---------------------------------------------------------------- print table
-                $r->print('<p><table border="2">');
-                $r->print('<tr><th>'.&mt('Parameter Name').'</th>');
-                $r->print('<th>'.&mt('Default Value').'</th>');
-                $r->print('<th>'.&mt('Parameter in Effect').'</th></tr>');
+                $r->print('<p>'.&Apache::loncommon::start_data_table()
+                         .&Apache::loncommon::start_data_table_header_row()
+                         .'<th>'.&mt('Parameter Name').'</th>'
+                         .'<th>'.&mt('Default Value').'</th>'
+                         .'<th>'.&mt('Parameter in Effect').'</th>'
+                         .&Apache::loncommon::end_data_table_header_row()
+                );
 
 	        foreach (&keysinorder(\%name,\%keyorder)) {
-                    $r->print('<tr>');
+                    $r->print(&Apache::loncommon::start_data_table_row());
                     &print_row($r,$_,\%part,\%name,\%symbp,$mapid,\%default,
                            \%type,\%display,$defbgone,$defbgtwo,$defbgthree,
                            $parmlev,$uname,$udom,$csec,$cgroup);
                 }
-                $r->print("</table></div>");
+                $r->print(&Apache::loncommon::end_data_table().'</p>'
+                         .'</div>'
+                );
             } # end each map
         } # end of $parmlev eq map
 #--------------------------------- Entry for parm level general (Course level)
         if ($parmlev eq 'general') {
-            my $defbgone = '"E0E099"';
-            my $defbgtwo = '"FFFF99"';
-            my $defbgthree = '"FFBB99"';
+            my $defbgone = '#E0E099';
+            my $defbgtwo = '#FFFF99';
+            my $defbgthree = '#FFBB99';
 
 #-------------------------------------------- for each map, gather information
             my $mapid="0.0";
@@ -1935,10 +2579,10 @@ ENDTABLEHEADFOUR
             my %display = ();
             my %type = ();
             my %default = ();
-               
+
             foreach (@ids) {
                 my $rid = $_;
-        
+
                 my $uri=&Apache::lonnet::declutter($uris{$rid});
 
 #--------------------------------------------------------------------
@@ -1955,7 +2599,16 @@ ENDTABLEHEADFOUR
                   if ((grep $_ eq $fullkeyp, @catmarker) &&(!$name{$tempkeyp})) {
                     $part{$tempkeyp}="0";
                     $name{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.name');
-                    $display{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.display');
+                    my $parmdis=&Apache::lonnet::metadata($uri,$fullkeyp.'.display');
+                    if ($allparms{$name{$tempkeyp}} ne '') {
+                        my $identifier;
+                        if ($parmdis =~ /(\s*\[Part.*)$/) {
+                            $identifier = $1;
+                        }
+                        $display{$tempkeyp} = $allparms{$name{$tempkeyp}}.$identifier;
+                    } else {
+                        $display{$tempkeyp} = $parmdis;
+                    }
                     unless ($display{$tempkeyp}) { $display{$tempkeyp}=''; }
                     $display{$tempkeyp}.=' ('.$name{$tempkeyp}.')';
                     $display{$tempkeyp} =~ s/_\w+_/_0_/;
@@ -1964,11 +2617,12 @@ ENDTABLEHEADFOUR
                   }
                 } # end loop through keys
             } # end loop through ids
-                                 
+
 #---------------------------------------------------- print header information
 	    my $setdef=&mt("Set Defaults for All Resources in Course");
             $r->print(<<ENDMAPONE);
-<center><h4>$setdef
+<center>
+<h4>$setdef
 <font color="red"><i>$coursename</i></font><br />
 ENDMAPONE
             if ($uname) {
@@ -1977,618 +2631,34 @@ ENDMAPONE
             } else {
                 $r->print("<i><font color=\"red\"> ".&mt("ALL")."</i> ".&mt("USERS")."</font> \n");
             }
-            
+
             if ($csec) {$r->print(&mt("Section")."<font color=\"red\"> <i>$csec</i></font>\n")};
             if ($cgroup) {$r->print(&mt("Group")."<font color=\"red\"> <i>$cgroup</i></font>\n")};
             $r->print("</h4>\n");
 #---------------------------------------------------------------- print table
-            $r->print('<p><table border="2">');
-            $r->print('<tr><th>'.&mt('Parameter Name').'</th>');
-            $r->print('<th>'.&mt('Default Value').'</th>');
-            $r->print('<th>'.&mt('Parameter in Effect').'</th></tr>');
+            $r->print('<p>'.&Apache::loncommon::start_data_table()
+                     .&Apache::loncommon::start_data_table_header_row()
+                     .'<th>'.&mt('Parameter Name').'</th>'
+                     .'<th>'.&mt('Default Value').'</th>'
+                     .'<th>'.&mt('Parameter in Effect').'</th>'
+                     .&Apache::loncommon::end_data_table_header_row()
+            );
 
 	    foreach (&keysinorder(\%name,\%keyorder)) {
-                $r->print('<tr>');
+                $r->print(&Apache::loncommon::start_data_table_row());
                 &print_row($r,$_,\%part,\%name,\%symbp,$mapid,\%default,
                        \%type,\%display,$defbgone,$defbgtwo,$defbgthree,
                                    $parmlev,$uname,$udom,$csec,$cgroup);
             }
-            $r->print("</table></center>");
+            $r->print(&Apache::loncommon::end_data_table()
+                     .'</p>'
+                     .'</center>'
+            );
         } # end of $parmlev eq general
     }
     $r->print('</form>'.&Apache::loncommon::end_page());
 } # end sub assessparms
 
-
-##################################################
-##################################################
-
-=pod
-
-=item crsenv
-
-Show and set course data and parameters.  This is a large routine that should
-be simplified and shortened... someday.
-
-Inputs: $r
-
-Returns: nothing
-
-=cut
-
-##################################################
-##################################################
-sub crsenv {
-    my $r=shift;
-    my $setoutput='';
-
-    my $breadcrumbs = 
-	&Apache::lonhtmlcommon::breadcrumbs('Edit Course Environment');
-    my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
-    my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
-
-    my (%crsinfo,$chome);
-
-    #
-    # Go through list of changes
-    foreach (keys %env) {
-        next if ($_!~/^form\.(.+)\_setparmval$/);
-        my $name  = $1;
-        my $value = $env{'form.'.$name.'_value'};
-        if ($name eq 'newp') {
-            $name = $env{'form.newp_name'};
-        }
-        if ($name eq 'url') {
-            $value=~s/^\/res\///;
-            my $bkuptime=time;
-            my @tmp = &Apache::lonnet::get
-                ('environment',['url'],$dom,$crs);
-            $setoutput.=&mt('Backing up previous URL').': '.
-                &Apache::lonnet::put
-                ('environment',
-                 {'top level map backup '.$bkuptime => $tmp[1] },
-                 $dom,$crs).
-                     '<br />';
-        }
-        #
-        # Deal with modified default spreadsheets
-        if ($name =~ /^spreadsheet_default_(classcalc|
-                                            studentcalc|
-                                            assesscalc)$/x) {
-            my $sheettype = $1; 
-            if ($sheettype eq 'classcalc') {
-                # no need to do anything since viewing the sheet will
-                # cause it to be updated. 
-            } elsif ($sheettype eq 'studentcalc') {
-                # expire all the student spreadsheets
-                &Apache::lonnet::expirespread('','','studentcalc');
-            } else {
-                # expire all the assessment spreadsheets 
-                #    this includes non-default spreadsheets, but better to
-                #    be safe than sorry.
-                &Apache::lonnet::expirespread('','','assesscalc');
-                # expire all the student spreadsheets
-                &Apache::lonnet::expirespread('','','studentcalc');
-            }
-        }
-        #
-        # Deal with the enrollment dates
-        if ($name =~ /^default_enrollment_(start|end)_date$/) {
-            $value=&Apache::lonhtmlcommon::get_date_from_form($name.'_value');
-        }
-	#
-        # Deal with the emails
-        if ($name =~ /\.email$/) {
-	    foreach my $specifier (split(',',$value)) {
-		my ($user,$sections_or_groups)=
-		    ($specifier=~/^([^\(]+)\(([^\)]+)\)/);
-		if (!$sections_or_groups) {
-		    $user = $specifier;
-		}
-		my ($name,$domain) = split(':',$user);
-		if (!defined($user) || !defined($domain)) {
-		    $setoutput.= '<br /> <span class="LC_error">'.
-			&mt("Invalid email address specified, address must be of the form username:domain what was specified was ([_1])",$user).
-			'</span>';
-		    undef($value);
-		} elsif (&Apache::lonnet::homeserver($user,$domain) eq 'no_host') {
-		    $setoutput.= '<br /> <span class="LC_error">'.
-			&mt("Invalid email address specified, user [_1] is unknown.",$name).
-			'</span>';
-		    undef($value);
-		}
-	    }
-        }
-        # Get existing cloners
-        my @oldcloner = ();
-        if ($name eq 'cloners') {
-            my %clonenames=&Apache::lonnet::dump('environment',$dom,$crs,'cloners');
-            if ($clonenames{'cloners'} =~ /,/) {
-                @oldcloner = split/,/,$clonenames{'cloners'};
-            } else {
-                $oldcloner[0] = $clonenames{'cloners'};
-            }
-        }
-        #
-        # Let the user know we made the changes
-        if ($name && defined($value)) {
-            my %failed_cloners;
-            if ($name eq 'cloners') {
-                $value =~ s/\s//g;
-                $value =~ s/^,//;
-                $value =~ s/,$//;
-                # check requested clones are valid users.
-                %failed_cloners = &check_cloners(\$value,\@oldcloner);
-            }
-            my $put_result = &Apache::lonnet::put('environment',
-                                                  {$name=>$value},$dom,$crs);
-            if ($put_result eq 'ok') {
-                $setoutput.=&mt('Set').' <b>'.$name.'</b> '.&mt('to').' <b>';
-                if ($name =~ /^default_enrollment_(start|end)_date$/) {
-                    $setoutput .= &Apache::lonlocal::locallocaltime($value);
-                } else {
-                    $setoutput .= $value;
-                }
-                $setoutput .= '</b>.<br />';
-                if ($name eq 'cloners') {
-                    &change_clone($value,\@oldcloner);
-                }
-                # Update environment and nohist_courseids.db
-                if (($name eq 'description') || ($name eq 'cloners') || 
-                    ($name eq 'hidefromcat') || ($name eq 'categories')) {
-                    if ($chome eq '') {
-                        %crsinfo =
-                            &Apache::lonnet::courseiddump($dom,'.',1,'.','.',
-                                                 $crs,undef,undef,'.');
-                        $chome = &Apache::lonnet::homeserver($crs,$dom);
-                    }
-                }
-                if ($name eq 'description' && defined($value)) {
-                    &Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.description' => $value});
-                    if (ref($crsinfo{$env{'request.course.id'}}) eq 'HASH') {
-                        $crsinfo{$env{'request.course.id'}}{'description'} = $value; 
-                        my $putresult =
-                            &Apache::lonnet::courseidput($dom,\%crsinfo,
-                                                         $chome,'notime');
-                    }
-                }
-                if (($name eq 'cloners') || ($name eq 'hidefromcat') || ($name eq 'categories')) {
-                    if (ref($crsinfo{$env{'request.course.id'}}) eq 'HASH') {
-                        &Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.'.$name => $value});
-                        $crsinfo{$env{'request.course.id'}}{$name} = $value;
-                        my $putresult =
-                            &Apache::lonnet::courseidput($dom,\%crsinfo,
-                                                         $chome,'notime');
-                    }
-                }
-            } else {
-                $setoutput.=&mt('Unable to set').' <b>'.$name.'</b> '.&mt('to').
-		    ' <b>'.$value.'</b> '.&mt('due to').' '.$put_result.'.<br />';
-            }
-            if (($name eq 'cloners') && (keys(%failed_cloners) > 0)) {
-                $setoutput.= &mt('Unable to include').': ';
-                my @fails;
-                my $num = 0;
-                if (defined($failed_cloners{'format'})) {
-                    $fails[$num] .= '<b>'.$failed_cloners{'format'}.
-                                  '</b>, '.&mt('reason').' - '.
-                                  &mt('Invalid format');
-                    $num ++;
-                }
-                if (defined($failed_cloners{'domain'})) {
-                    $fails[$num] .= '<b>'.$failed_cloners{'domain'}.
-                                  '</b>, '.&mt('reason').' - '.
-                                  &mt('Domain does not exist');
-                    $num ++;
-                }
-                if (defined($failed_cloners{'newuser'})) {
-                    $fails[$num] .= '<b>'.$failed_cloners{'newuser'}.                                   '</b>, '.&mt('reason').' - '.
-                        &mt('LON-CAPA user(s) do(es) not exist.').
-                        '.<br />'.&mt('Please ').
-                        ' <a href="/adm/createuser">'.
-                        &mt('add the user(s)').'</a>, '.
-                        &mt('and then return to the ').
-                        '<a href="/adm/parmset?action=crsenv">'.
-                        &mt('Course Parameters page').'</a> '.
-                        &mt('to add the new user(s) to the list of possible cloners');
-                }
-                $setoutput .= join(';&nbsp;&nbsp;',@fails).'.<br />';
-            }
-        }
-    }
-
-    my $start_table     =&Apache::loncommon::start_data_table();
-    my $start_header_row=&Apache::loncommon::start_data_table_header_row();
-    my $end_header_row  =&Apache::loncommon::end_data_table_header_row();
-# ------------------------- Re-init course environment entries for this session
-
-    &Apache::lonnet::coursedescription($env{'request.course.id'},
-				       {'freshen_cache' => 1});
-
-# -------------------------------------------------------- Get parameters again
-
-    my %values=&Apache::lonnet::dump('environment',$dom,$crs);
-    my $SelectStyleFile=&mt('Select Style File');
-    my $SelectSpreadsheetFile=&mt('Select Spreadsheet File');
-    my $output='';
-    my $can_categorize;
-    if (! exists($values{'con_lost'})) {
-        my %descriptions=
-	    ('url'            => '<b>'.&mt('Top Level Map').'</b><br />'.
-                                 '<a href="javascript:openbrowser'.
-                                 "('envform','url','sequence')\">".
-                                 &mt('Select Map').'</a><br /><span class="LC_warning"> '.
-                                 &mt('Modification may make assessment data inaccessible!').
-                                 '</span>',
-             'description'    => '<b>'.&mt('Course Description').'</b>',
-             'courseid'       => '<b>'.&mt('Course ID or number').
-                                 '</b><br />'.
-                                 '('.&mt('internal, optional').')',
-             'cloners'        => '<b>'.&mt('Users allowed to clone course').'</b><br />'
-                                .'("<tt>'.&mt('user:domain,user:domain,*:domain').'</tt>")<br />'
-                                .&mt('Users with active Course Coordinator role in this course are permitted to clone and need not be included.').'<br />'
-                                .&mt('Use [_1] to allow course to be cloned by anyone in the specified domain.','"<tt>*:domain</tt>"').'<br />'
-                                .&mt('Use [_1] to allow unrestricted cloning in all domains.','"<tt>*</tt>"'),
-             'grading'        => '<b>'.&mt('Grading').'</b><br />'.
-                                 &mt('[_1], [_2], or [_3]','"<tt>standard</tt>"','"<tt>external</tt>"','"<tt>spreadsheet</tt>"').&Apache::loncommon::help_open_topic('GradingOptions'),
-	     'task_grading'   => '<b>'.&mt('Bridge Task Grading').'</b><br />'
-                                .&mt('Instructors and TAs in sections, when grading bridge tasks, should be allowed to grade other sections.').'<br />'
-                                .'('.&mt('[_1]: they are allowed (this is the default). [_2]: no, they can only grade their own section.','"<tt>any</tt>"','"<tt>section</tt>"').')',
-             'default_xml_style' => '<b>'.&mt('Default XML Style File').'</b><br />'.
-                    '<a href="javascript:openbrowser'.
-                    "('envform','default_xml_style'".
-                    ",'sty')\">$SelectStyleFile</a><br />",
-             'question.email' => '<b>'.&mt('Feedback Addresses for Resource Content Question').'</b><br />'
-                                .'("<tt>'.&mt('user:domain,user:domain(section;section;...;*;...),...').'</tt>")',
-             'question.email.text' => '<b>'.&mt('Custom Text for Resource Content Question Option in Feedback').'</b>',
-             'comment.email'  => '<b>'.&mt('Feedback Addresses for Course Content Comments').'</b><br />'
-                                .'("<tt>'.&mt('user:domain,user:domain(section;section;...;*;...),...').'</tt>")',
-             'comment.email.text' => '<b>'.&mt('Custom Text for Course Content Option in Feedback').'</b>',
-             'policy.email'   => '<b>'.&mt('Feedback Addresses for Course Policy').'</b><br />'
-                                 .'("<tt>'.&mt('user:domain,user:domain(section;section;...;*;...),...').'</tt>")',
-             'policy.email.text' => '<b>'.&mt('Custom Text for Course Policy Option in Feedback').'</b>',
-             'hideemptyrows'  => '<b>'.&mt('Hide Empty Rows in Spreadsheets').'</b><br />'
-                                .'('.&mt('[_1] for default hiding','"<tt>yes</tt>"').')',
-             'pageseparators'  => '<b>'.&mt('Visibly Separate Items on Pages').'</b><br />'
-                                 .'('.&mt('[_1] for visible separation.','"<tt>yes</tt>"').' '
-                                 .&mt('Changes will not show until next login.').')',
-             'student_classlist_view' => '<b>'.&mt('Allow students to view classlist.').'</b><br />'
-                                        .'('.&mt('[_1]: students can view all sections. [_2]: students can only view their own section. blank or [_3] prevents student view.','"<tt>all</tt>"','"<tt>section</tt>"','"<tt>disabled</tt>"').')',
-             'student_classlist_portfiles' => '<b>'.&mt('Include link to accessible portfolio files').'</b><br />'
-                                             .'('.&mt('[_1] for link to each a listing of each student\'s files.','"<tt>yes</tt>"').')',
-             'student_classlist_opt_in' => '<b>'.&mt("Student's agreement needed for listing in student-viewable roster").'</b><br />'
-                                           .'('.&mt('[_1] to require students to opt-in to listing in the roster (on the roster page).','"<tt>yes</tt>"').')',
-             'plc.roles.denied'=> '<b>'.&mt('Disallow live chatroom use for Roles').'</b><br />'
-                                 .'('.&mt('[_1]: student, [_2]: TA, [_3]: instructor','"<tt>st</tt>"','"<tt>ta</tt>"','"<tt>in</tt>"').')<br />'
-                                 .'("<tt>'.&mt('role,role,...').'</tt>") '
-	                         .Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
-             'plc.users.denied' => 
-                          '<b>'.&mt('Disallow live chatroom use for Users').'</b><br />'.
-                                  '("<tt>'.&mt('user:domain,user:domain,...').'</tt>")',
-
-             'pch.roles.denied'=> '<b>'.&mt('Disallow Resource Discussion for Roles').'</b><br />'
-                                 .'('.&mt('[_1]: student, [_2]: TA, [_3]: instructor','"<tt>st</tt>"','"<tt>ta</tt>"','"<tt>in</tt>"')
-                                 .'("<tt>'.&mt('role,role,...').'</tt>") '
-                                 .Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
-             'pch.users.denied' => 
-                          '<b>'.&mt('Disallow Resource Discussion for Users').'</b><br />'.
-                                 '("<tt>'.&mt('user:domain,user:domain,...').'</tt>")',
-             'spreadsheet_default_classcalc' 
-                 => '<b>'.&mt('Default Course Spreadsheet').'</b> '.
-                    '<a href="javascript:openbrowser'.
-                    "('envform','spreadsheet_default_classcalc'".
-                    ",'spreadsheet')\">$SelectSpreadsheetFile</a><br />",
-             'spreadsheet_default_studentcalc' 
-                 => '<b>'.&mt('Default Student Spreadsheet').'</b><br />'.
-                    '<a href="javascript:openbrowser'.
-                    "('envform','spreadsheet_default_calc'".
-                    ",'spreadsheet')\">$SelectSpreadsheetFile</a><br />",
-             'spreadsheet_default_assesscalc' 
-                 => '<b>'.&mt('Default Assessment Spreadsheet').'</b> '.
-                    '<a href="javascript:openbrowser'.
-                    "('envform','spreadsheet_default_assesscalc'".
-                    ",'spreadsheet')\">$SelectSpreadsheetFile</a><br />",
-	     'allow_limited_html_in_feedback'
-	         => '<b>'.&mt('Allow limited HTML in discussion posts').'</b><br />'.
-	            '('.&mt('Set value to [_1] to allow.','"<tt>yes</tt>"').')',
-             'allow_discussion_post_editing'
-                 => '<b>'.&mt('Allow users with specified roles to edit/delete their own discussion posts').'</b><br />'
-                   .'('.&mt('[_1]: student, [_2]: TA, [_3]: instructor','"<tt>st</tt>"','"<tt>ta</tt>"','"<tt>in</tt>"').')<br />'
-                   .'('.&mt('Set value to [_1] to allow all roles.','"<tt>yes</tt>"').')'
-                   .'("<tt>'.&mt('role:section,role:section,...').'</tt>")<br />'
-                   .'('.&mt('Example: "<tt>st:001,st:002,in,cc</tt>" would permit students in sections 001 and 002 and instructors in any section, and course coordinators to edit their own posts.').')',
-	     'rndseed'
-	         => '<b>'.&mt('Randomization algorithm used').'</b><br />'
-                   .'<span class="LC_error">'
-                   .&mt('Modifying this will make problems have different numbers and answers!')
-                   .'</span>',
-	     'receiptalg'
-	         => '<b>'.&mt('Receipt algorithm used').'</b> <br />'.
-                    &mt('This controls how receipt numbers are generated.'),
-             'suppress_tries'
-                 => '<b>'.&mt('Suppress number of tries in printing').'</b><br />'.
-                    ' ('.&mt('[_1] to suppress, anything else to not suppress','"<tt>yes</tt>"').')',
-             'problem_stream_switch'
-                 => '<b>'.&mt('Allow problems to be split over pages').'</b><br />'.
-                    ' ('.&mt('[_1] if allowed, anything else if not','"<tt>yes</tt>"').')',
-             'default_paper_size' 
-                 => '<b>'.&mt('Default paper type').'</b><br />'.
-                    ' ('.&mt('supported types').': Letter [8 1/2x11 in], Legal [8 1/2x14 in],'. 
-                    ' Tabloid [11x17 in], Executive [7 1/2x10 in], A2 [420x594 mm],'. 
-                    ' A3 [297x420 mm], A4 [210x297 mm], A5 [148x210 mm], A6 [105x148 mm])',
-	     'print_header_format'
-	         => ' <b>'.&mt('Print header format').'</b><br />'
-                   .&mt('Substitutions:<br />[_1]: student name, [_2]: course id, [_3]: assignment note. Numbers after the <tt>%</tt> limit the field size.','"<tt>%n</tt>"','"<tt>%c</tt>"','"<tt>%a</tt>"'),
-             'default_enrollment_start_date' => '<b>'.&mt('Default beginning date for student access.').'</b>',
-             'default_enrollment_end_date'   => '<b>'.&mt('Default ending date for student access.').'</b>',
-             'nothideprivileged'   => '<b>'.&mt('Privileged users that should not be hidden on staff listings').'</b><br />'
-                                     .'("<tt>'.&mt('user:domain,user:domain,*:domain').'</tt>")',
-             'languages' => '<b>'.&mt('Languages used').'</b>',
-             'disable_receipt_display'
-                 => '<b>'.&mt('Disable display of problem receipts').'</b><br />'.
-                    ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
-	     'task_messages'
-	         => '<b>'.&mt('Send message to student when clicking Done on Tasks').'</b><br /> ('.&mt('[_1] to send a message only to student, [_2] to send message to student and add record to user information page for instructors. Leave blank to disable.','"<tt>only_student</tt>"','"<tt>student_and_user_notes_screen</tt>"').')',
-	     'disablesigfigs'
-	         => '<b>'.&mt('Disable checking of Significant Figures').'</b><br />'.
-                    ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
-	     'disableexampointprint'
-	         => '<b>'.&mt('Disable automatically printing point values onto exams.').'</b><br />'.
-                    ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
-             'externalsyllabus'
-                 => '<b>'.&mt('URL of Syllabus (not using internal handler)').'</b>',
-	     'tthoptions'
-	         => '<b>'.&mt('Default set of options to pass to tth/m when converting tex').'</b>',
-
-	     'texengine'
-	         => '<b>'.&mt('Force all students in the course to use a specific math rendering engine.').'</b><br />'
-                   .'('.&mt('[_1], [_2] (Convert to Images), [_3] (TeX to HTML), or blank for student\'s preference','"<tt>jsMath</tt>"','"<tt>mimetex</tt>"','"<tt>tth</tt>"').')',
-             'timezone'
-                 => '<b>'.&mt('Timezone in which the course takes place').'</b>',
-
-             'suppress_embed_prompt'
-                 => '<b>'.&mt('Suppress prompt to upload items referenced in a web page being uploaded to portfolio, when current role is student.').'</b><br />'.
-                    ' ('.&mt('[_1] to suppress, anything else to not suppress','"<tt>yes</tt>"').')',
-             'hidefromcat'
-                 => '<b>'.&mt('Exclude from course catalog').'</b><br />'.
-                    ' ('.&mt('[_1] to exclude, anything else to include - included if assigned an institutional code, or manually catagorized','"<tt>yes</tt>"').')',
-             'categories'
-                 => '<b>'.&mt('Categorize course').'</b> <a href="javascript:catsbrowser()">'.
-                    &mt('Display Categories').'</a>',
-             );
-        my @Display_Order = ('url','description','courseid','cloners');
-        (my $can_toggle_cat,$can_categorize) = &can_modify_catsettings($dom);
-        if ($can_toggle_cat) {
-            push(@Display_Order,'hidefromcat');
-        }
-        if ($can_categorize) {
-            push(@Display_Order,'categories');
-        }
-        push (@Display_Order,('grading',
-                             'externalsyllabus',
-                             'default_xml_style','pageseparators',
-                             'question.email','question.email.text','comment.email',
-                             'comment.email.text','policy.email','policy.email.text',
-                             'student_classlist_view',
-                             'student_classlist_opt_in',
-                             'student_classlist_portfiles',
-                             'plc.roles.denied','plc.users.denied',
-                             'pch.roles.denied','pch.users.denied',
-                             'allow_limited_html_in_feedback',
-                             'allow_discussion_post_editing',
-                             'languages',
-                             'timezone',
-			     'nothideprivileged',
-                             'rndseed',
-                             'receiptalg',
-                             'problem_stream_switch',
-			     'suppress_tries',
-                             'suppress_embed_prompt',
-                             'default_paper_size',
-			     'print_header_format',
-                             'disable_receipt_display',
-                             'spreadsheet_default_classcalc',
-                             'spreadsheet_default_studentcalc',
-                             'spreadsheet_default_assesscalc', 
-                             'hideemptyrows',
-                             'default_enrollment_start_date',
-                             'default_enrollment_end_date',
-			     'tthoptions',
-			     'texengine',
-			     'disablesigfigs',
-			     'disableexampointprint',
-			     'task_messages','task_grading'));
-	foreach my $parameter (sort(keys(%values))) {
-            unless (($parameter =~ m/^internal\./)||($parameter =~ m/^metadata\./) ||
-                    ($parameter =~ m/^selfenroll_/) || ($parameter =~ /_selfenroll$/)
-                    || ($parameter eq 'type')) {
-                if (! $descriptions{$parameter}) {
-                    $descriptions{$parameter}=$parameter;
-                    push(@Display_Order,$parameter);
-                }
-            }
-	}
-	
-        foreach my $parameter (@Display_Order) {
-            my $description = $descriptions{$parameter};
-            # onchange is javascript to automatically check the 'Set' button.
-            my $onchange = 'onFocus="javascript:window.document.forms'.
-                "['envform'].elements['".$parameter."_setparmval']".
-                '.checked=true;"';
-            $output .= &Apache::loncommon::start_data_table_row().
-		'<td>'.$description.'</td>';
-            if ($parameter =~ /^default_enrollment_(start|end)_date$/) {
-                $output .= '<td>'.
-                    &Apache::lonhtmlcommon::date_setter('envform',
-                                                        $parameter.'_value',
-                                                        $values{$parameter},
-                                                        $onchange).
-                                                        '</td>';
-            } elsif ($parameter eq 'timezone') {
-                my $includeempty = 1;
-                my $timezone = &Apache::lonlocal::gettimezone();
-                $output .= '<td>'.
-                    &Apache::loncommon::select_timezone($parameter.'_value',
-                                                        $timezone,
-                                                        $onchange,$includeempty).'</td>';
-            } else {
-                $output .= '<td>'.
-                    &Apache::lonhtmlcommon::textbox($parameter.'_value',
-                                                    $values{$parameter},
-                                                    40,$onchange).'</td>';
-            }
-            $output .= '<td>'.
-                &Apache::lonhtmlcommon::checkbox($parameter.'_setparmval').
-                '</td>';
-            $output .= &Apache::loncommon::end_data_table_row()."\n";
-	}
-        my $onchange = 'onFocus="javascript:window.document.forms'.
-            '[\'envform\'].elements[\'newp_setparmval\']'.
-            '.checked=true;"';
-	$output.=&Apache::loncommon::start_data_table_row().
-	    '<td><i>'.&mt('Create New Environment Variable').'</i><br />'.
-	    '<input type="text" size=40 name="newp_name" '.
-                $onchange.' /></td><td>'.
-            '<input type="text" size=40 name="newp_value" '.
-                $onchange.' /></td><td>'.
-	    '<input type="checkbox" name="newp_setparmval" /></td>'.
-	    &Apache::loncommon::end_data_table_row()."\n";
-    }
-    my %lt=&Apache::lonlocal::texthash(
-		    'par'   => 'Parameter',
-		    'val'   => 'Value',
-		    'set'   => 'Set?',
-		    'sav'   => 'Save'
-				       );
-
-    my $Parameter=&mt('Parameter');
-    my $Value=&mt('Value');
-    my $Set=&mt('Set');
-    my ($jscript,$categorize_js);
-    my $browse_js = &Apache::loncommon::browser_and_searcher_javascript('parmset');
-    if ($can_categorize) {
-        $categorize_js = <<ENDSCRIPT;
-function catsbrowser() {
-    var catswin = null;
-    var url = '/adm/parmset?action=categorizecourse';
-    if (!catswin || catswin.closed) {
-        catswin=window.open(url,'categorieswin','height=480,width=600,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
-    } else {
-        catswin.focus();
-    }
-} 
-ENDSCRIPT
-    }
-    $jscript = '<script type="text/javascript" language="Javascript">'."\n".
-               $browse_js."\n".$categorize_js."\n".'</script>';
-    my $start_page = 
-	&Apache::loncommon::start_page('Set Course Environment',
-				       $jscript);
-    my $end_page = 
-	&Apache::loncommon::end_page();
-    my $end_table=&Apache::loncommon::end_data_table();
-    $r->print(<<ENDENV);
-$start_page
-$breadcrumbs
-<form method="post" action="/adm/parmset?action=crsenv" name="envform">
-$setoutput
-<div><input type="submit" name="crsenv" value="$lt{'sav'}" /></div>
-$start_table
-$start_header_row
-<th>$lt{'par'}</th><th>$lt{'val'}</th><th>$lt{'set'}</th>
-$end_header_row
-$output
-$end_table
-<input type="submit" name="crsenv" value="$lt{'sav'}" />
-</form>
-$end_page
-ENDENV
-}
-
-sub can_modify_catsettings {
-    my ($dom) = @_;
-    my %domconf = &Apache::lonnet::get_dom('configuration',['coursecategories'],$dom);
-    my ($can_toggle_cat,$can_categorize);
-    if (ref($domconf{'coursecategories'}) eq 'HASH') {
-        if ($domconf{'coursecategories'}{'togglecats'} eq 'crs') {
-            $can_toggle_cat = 1;
-        }
-        if ($domconf{'coursecategories'}{'categorize'} eq 'crs') {
-            $can_categorize = 1;
-        }
-    }
-    return ($can_toggle_cat,$can_categorize);
-}
-
-sub assign_course_categories {
-    my ($r) = @_;
-    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
-    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
-    my $hascats = 0;
-    my $cathash;
-    my %domconf = &Apache::lonnet::get_dom('configuration',['coursecategories'],$cdom);
-    if (ref($domconf{'coursecategories'}) eq 'HASH') {
-        $cathash = $domconf{'coursecategories'}{'cats'};
-        if (ref($cathash) eq 'HASH') {
-            $hascats = 1;   
-        }
-    }
-    my $catwin_js;
-    if ($hascats) {
-        my $alert = &mt('Use \"Save\" in the main window to save course categories');
-        $catwin_js = <<ENDSCRIPT;
-<script type="text/javascript">
-
-function updateCategories() {
-    var newcategories = '';
-    if (document.chgcats.usecategory.length) {
-        for (var i=0; i<document.chgcats.usecategory.length; i++) {
-            if (document.chgcats.usecategory[i].checked == true) {
-                newcategories = newcategories + document.chgcats.usecategory[i].value + '&';
-            }
-        }
-        if (newcategories.length > 0) {
-            newcategories = newcategories.slice(0,-1);
-        }
-    } else {
-         if (document.chgcats.usecategory.checked == true) {
-             newcategories = document.chgcats.usecategory.value;
-         }
-    }
-    opener.document.envform.categories_value.value = newcategories;
-    opener.document.envform.categories_setparmval.checked = true;
-    alert("$alert");
-    self.close();
-    return;
-}
-
-</script>
-ENDSCRIPT
-    } else {
-        my $onload; 
-    }
-    my $start_page =
-        &Apache::loncommon::start_page('Course Categories',$catwin_js,
-                                       {'only_body'      => 1,});
-    my $end_page = &Apache::loncommon::end_page();
-    my $categoriesform = '<h3>'.&mt('Categorize Course').'</h3>';
-    if ($hascats) {
-        my %currsettings =
-            &Apache::lonnet::get('environment',['hidefromcat','categories'],$cdom,$cnum);
-        $categoriesform .= &mt('Assign one or more categories to this course.').'<br /><br />'.
-                               '<form name="chgcats" action="/adm/parmset" method="post">'."\n"
-                               .&Apache::loncommon::assign_categories_table($cathash,
-                                                       $currsettings{'categories'})."\n"
-                               .'<br /><input type="button" name="changes" value="'
-                               .&mt('Copy to main window').'" '
-                               .'onclick="javascript:updateCategories()" /></form><br />';
-    } else {
-        $categoriesform .= &mt('No categories defined for this domain');
-    }
-    $r->print($start_page.$categoriesform.$end_page);
-    return;
-}
-
 ##################################################
 # Overview mode
 ##################################################
@@ -2672,7 +2742,7 @@ sub storedata {
 		    $typeof=$env{'form.typeof_'.$thiskey};
 		    $text = &mt('Saved modified date for');
 		}
-		if (defined($data) and $$olddata{$thiskey} ne $data) { 
+		if (defined($data) and $$olddata{$thiskey} ne $data) {
 		    if ($tuname) {
 			if (&Apache::lonnet::put('resourcedata',{$tkey=>$data,
 								 $tkey.'.type' => $typeof},
@@ -2687,8 +2757,8 @@ sub storedata {
 			&Apache::lonnet::devalidateuserresdata($tuname,$tudom);
 		    } else {
 			$newdata{$thiskey}=$data;
- 			$newdata{$thiskey.'.type'}=$typeof; 
-                   } 
+ 			$newdata{$thiskey.'.type'}=$typeof;
+                   }
 		}
 	    } elsif ($cmd eq 'del') {
 		if ($tuname) {
@@ -2742,7 +2812,7 @@ sub parse_listdata_key {
     my ($key,$listdata) = @_;
     # split into student/section affected, and
     # the realm (folder/resource part and parameter
-    my ($student,$realm) = 
+    my ($student,$realm) =
 	($key=~/^\Q$env{'request.course.id'}\E\.\[([^\.]+)\]\.(.+)$/);
     # if course wide student would be undefined
     if (!defined($student)) {
@@ -2783,13 +2853,13 @@ sub listdata {
 	if ($sortorder eq 'realmstudent') {
             if ($ares     ne $bres    ) {
 		$result = ($ares     cmp $bres);
-            } elsif ($astudent ne $bstudent) { 
+            } elsif ($astudent ne $bstudent) {
 		$result = ($astudent cmp $bstudent);
 	    } elsif ($apart    ne $bpart   ) {
 		$result = ($apart    cmp $bpart);
 	    }
 	} else {
-	    if      ($astudent ne $bstudent) { 
+	    if      ($astudent ne $bstudent) {
 		$result = ($astudent cmp $bstudent);
 	    } elsif ($ares     ne $bres    ) {
 		$result = ($ares     cmp $bres);
@@ -2797,7 +2867,7 @@ sub listdata {
 		$result = ($apart    cmp $bpart);
 	    }
 	}
-	    
+
 	if (!$result) {
             if (defined($aparm) && defined($bparm)) {
 		$result = ($aparm <=> $bparm);
@@ -2862,7 +2932,7 @@ sub listdata {
 	    }
 	    if ($part ne $oldpart) {
 		$r->print(&tableend().
-			  "\n<span class=\"LC_parm_part\">".&mt('Part').": $part</span>");
+			  "\n".'<span class="LC_parm_part">'.&mt('Part').": $part</span>");
 		$oldpart=$part;
 	    }
 #
@@ -2883,8 +2953,8 @@ sub listdata {
 						      $$resourcedata{$thiskey},
 							      '',1,'','').
 '<input type="hidden" name="datepointer_'.$thiskey.'" value="'.$jskey.'" />'.
-(($$resourcedata{$thiskey}!=0)?'<a href="/adm/parmset?&action=dateshift1&timebase='.$$resourcedata{$thiskey}.'">'.
-&mt('Shift all dates based on this date').'</a>':'').
+(($$resourcedata{$thiskey}!=0)?'<span class="LC_nobreak"><a href="/adm/parmset?&action=dateshift1&timebase='.$$resourcedata{$thiskey}.'">'.
+&mt('Shift all dates based on this date').'</a></span>':'').
 &date_sanity_info($$resourcedata{$thiskey})
 			  );
 	    } elsif ($thistype eq 'date_interval') {
@@ -2897,7 +2967,7 @@ sub listdata {
 		$r->print(&default_selector($thiskey,$$resourcedata{$thiskey}));
 	    }
 	    $r->print('<input type="hidden" name="typeof_'.$thiskey.'" value="'.
-		      $thistype.'">');
+		      $thistype.'" />');
 	    $r->print('</td>'.&Apache::loncommon::end_data_table_row());
 	}
     }
@@ -2947,7 +3017,7 @@ sub default_selector {
     return '<input type="text" name="set_'.$thiskey.'" value="'.$showval.'" />';
 }
 
-my %strings = 
+my %strings =
     (
      'string_yesno'
              => [[ 'yes', 'Yes' ],
@@ -2962,7 +3032,7 @@ my %strings =
 
 sub string_selector {
     my ($thistype, $thiskey, $showval) = @_;
-    
+
     if (!exists($strings{$thistype})) {
 	return &default_selector($thiskey,$showval);
     }
@@ -3020,6 +3090,8 @@ sub newoverview {
 
     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+    &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setoverview',
+    	text=>"Overview Mode"});
     my $start_page = &Apache::loncommon::start_page('Set Parameters');
     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Overview');
     $r->print(<<ENDOVER);
@@ -3053,7 +3125,7 @@ ENDOVER
     my @psprt=&Apache::loncommon::get_env_multiple('form.psprt');
     if (!@psprt) { $psprt[0]='0'; }
 
-    my @selected_sections = 
+    my @selected_sections =
 	&Apache::loncommon::get_env_multiple('form.Section');
     @selected_sections = ('all') if (! @selected_sections);
     foreach my $sec (@selected_sections) {
@@ -3066,14 +3138,14 @@ ENDOVER
 
     my $pssymb='';
     my $parmlev='';
- 
+
     unless ($env{'form.parmlev'}) {
         $parmlev = 'map';
     } else {
         $parmlev = $env{'form.parmlev'};
     }
 
-    &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps, 
+    &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps,
 				\%mapp, \%symbp,\%maptitles,\%uris,
 				\%keyorder,\%defkeytype);
 
@@ -3082,21 +3154,36 @@ ENDOVER
     }
 # Menu to select levels, etc
 
-    $r->print('<table id="LC_parm_overview_scope">
-               <tr><td class="LC_parm_overview_level_menu">');
+    #$r->print('<table id="LC_parm_overview_scope">
+    #           <tr><td class="LC_parm_overview_level_menu">');
+    $r->print('<div class="LC_Box">');
+    #$r->print('<h2 class="LC_hcell">Step 1</h2>');
+    $r->print('<div>');
+    $r->print(&Apache::lonhtmlcommon::start_pick_box());
     &levelmenu($r,\%alllevs,$parmlev);
     if ($parmlev ne 'general') {
-	$r->print('<td class="LC_parm_overview_map_menu">');
+	#$r->print('<td class="LC_parm_overview_map_menu">');
+        $r->print(&Apache::lonhtmlcommon::row_closure());
 	&mapmenu($r,\%allmaps,$pschp,\%maptitles);
-	$r->print('</td>');
+	#$r->print('</td>');
     }
-    $r->print('</td></tr></table>');
-
-    $r->print('<table id="LC_parm_overview_controls">
-               <tr><td class="LC_parm_overview_parm_selectors">');  
+    $r->print(&Apache::lonhtmlcommon::row_closure(1));
+    $r->print(&Apache::lonhtmlcommon::end_pick_box());
+    $r->print('</div></div>');
+    #$r->print('</td></tr></table>');
+
+    #$r->print('<table id="LC_parm_overview_controls">
+    #           <tr><td class="LC_parm_overview_parm_selectors">');
+    $r->print('<div class="LC_Box">');
+    $r->print('<div>');
+    $r->print(&Apache::lonhtmlcommon::start_pick_box());
     &parmmenu($r,\%allparms,\@pscat,\%keyorder);
-    $r->print('</td><td class="LC_parm_overview_restrictions">
-                <table class="LC_parm_overview_restrictions">'.
+    $r->print(&Apache::lonhtmlcommon::end_pick_box());
+    &parmboxes($r,\%allparms,\@pscat,\%keyorder);
+    $r->print(&Apache::lonhtmlcommon::start_pick_box());
+    $r->print(&Apache::lonhtmlcommon::row_title(&mt('Select Parts to View')));
+    #$r->print('</td><td class="LC_parm_overview_restrictions">'.
+     $r->print('<table>'.
               '<tr><th>'.&mt('Parts').'</th><th>'.&mt('Section(s)').
               '</th><th>'.&mt('Group(s)').'</th></tr><tr><td>');
     &partmenu($r,\%allparts,\@psprt);
@@ -3105,11 +3192,17 @@ ENDOVER
     $r->print('</td><td>');
     &groupmenu($r,\@selected_groups);
     $r->print('</td></tr></table>');
-    $r->print('</td></tr></table>');
- 
+    #$r->print('</td></tr></table>');
+    $r->print(&Apache::lonhtmlcommon::row_closure(1));
+    $r->print(&Apache::lonhtmlcommon::end_pick_box());
+    $r->print('</div></div>');
+
+    $r->print('<div class="LC_Box">');
+    $r->print('<div>');
     my $sortorder=$env{'form.sortorder'};
     unless ($sortorder) { $sortorder='realmstudent'; }
     &sortmenu($r,$sortorder);
+    $r->print('</div></div>');
 
     $r->print('<p><input type="submit" name="dis" value="'.&mt('Display').'" /></p>');
 
@@ -3180,6 +3273,8 @@ sub overview {
     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
 
+    &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setoverview',
+	text=>"Overview Mode"});
     my $start_page=&Apache::loncommon::start_page('Modify Parameters');
     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Overview');
     $r->print(<<ENDOVER);
@@ -3205,7 +3300,7 @@ ENDOVER
     my $foundkeys=&listdata($r,$resourcedata,$resourcedata,$sortorder);
 
     $r->print(&tableend().'<p>'.
-	($foundkeys?'<input type="submit" value="'.&mt('Modify Parameters').'" />':&mt('There are no parameters.')).'</p></form>'.
+	($foundkeys?'<input type="submit" value="'.&mt('Save').'" />':&mt('There are no parameters.')).'</p></form>'.
 	      &Apache::loncommon::end_page());
 }
 
@@ -3214,6 +3309,8 @@ sub clean_parameters {
     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
 
+    &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=cleanparameters',
+    	text=>"Clean Parameters"});
     my $start_page=&Apache::loncommon::start_page('Clean Parameters');
     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Clean');
     $r->print(<<ENDOVER);
@@ -3234,7 +3331,7 @@ ENDOVER
     $r->print('<h3>'.
 	      &mt('These parameters refer to resources that do not exist.').
 	      '</h3>'.
-	      '<input type="submit" value="'.&mt('Delete Checked Parameters').'" />'.'<br />'.
+	      '<input type="submit" value="'.&mt('Delete Selected').'" />'.'<br />'.
 	      '<br />');
     $r->print(&Apache::loncommon::start_data_table().
 	      '<tr>'.
@@ -3250,11 +3347,11 @@ ENDOVER
 	    $r->print(&Apache::loncommon::start_data_table_row().
 		      '<tr>'.
 		      '<td><input type="checkbox" name="del_'.$thiskey.'" /></td>'		      );
-	    
+
 	    $r->print('<td>');
 	    my $display_value = $resourcedata->{$thiskey};
 	    if (&isdateparm($resourcedata->{$thiskey.'.type'})) {
-		$display_value = 
+		$display_value =
 		    &Apache::lonlocal::locallocaltime($display_value);
 	    }
 	    $r->print(&mt('Parameter: "[_1]" with value: "[_2]"',
@@ -3283,11 +3380,11 @@ ENDOVER
 	    }
 	    $r->print(' <br />&nbsp;&nbsp;&nbsp;'.&mt('Part: [_1]',$data{'parameter_part'}));
 	    $r->print('</td></tr>');
-	
+
 	}
     }
     $r->print(&Apache::loncommon::end_data_table().'<p>'.
-	      '<input type="submit" value="'.&mt('Delete Checked Parameters').'" />'.
+	      '<input type="submit" value="'.&mt('Delete Selected').'" />'.
 	      '</p></form>'.
 	      &Apache::loncommon::end_page());
 }
@@ -3297,6 +3394,8 @@ sub date_shift_one {
     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
 
+    &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=dateshift1&timebase='.$env{'form.timebase'},
+    	text=>"Shifting Dates"});
     my $start_page=&Apache::loncommon::start_page('Shift Dates');
     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Shift');
     $r->print(<<ENDOVER);
@@ -3322,6 +3421,8 @@ sub date_shift_two {
     my ($r) = @_;
     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+    &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=dateshift1&timebase='.$env{'form.timebase'},
+    	text=>"Shifting Dates"});
     my $start_page=&Apache::loncommon::start_page('Shift Dates');
     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Shift');
     $r->print(<<ENDOVER);
@@ -3369,48 +3470,14 @@ sub parse_key {
 	my ($map,$resid,$url) = &Apache::lonnet::decode_symb($data{'realm'});
 	$data{'realm_exists'} = &Apache::lonnet::symbverify($data{'realm'},$url);
     }
-    
+
     $data{'parameter_part'} = $part;
     $data{'parameter_name'} = $name;
 
     return %data;
 }
 
-##################################################
-##################################################
-
-=pod
-
-=item check_cloners
-
-Checks if new users included in list of allowed cloners
-are valid users.  Replaces supplied list with 
-cleaned list containing only users with valid usernames
-and domains.
-
-Inputs: $clonelist, $oldcloner 
-where $clonelist is ref to array of requested cloners,
-and $oldcloner is ref to array of currently allowed
-cloners.
-
-Returns: string - comma separated list of requested
-cloners (username:domain) who do not exist in system.
 
-=item change_clone
-
-Modifies the list of courses a user can clone (stored
-in the user's environment.db file), called when a
-change is made to the list of users allowed to clone
-a course.
-
-Inputs: $action,$cloner
-where $action is add or drop, and $cloner is identity of 
-user for whom cloning ability is to be changed in course. 
-
-=cut
-
-##################################################
-##################################################
 
 sub extract_cloners {
     my ($clonelist,$allowclone) = @_;
@@ -3443,7 +3510,7 @@ sub check_cloners {
                         $disallowed{'format'} .= $currclone.',';
                     }
                 } elsif ($currclone !~/^($match_username)\:($match_domain)$/) {
-                    $disallowed{'format'} .= $currclone.','; 
+                    $disallowed{'format'} .= $currclone.',';
                 } else {
                     if (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
                         $disallowed{'newuser'} .= $currclone.',';
@@ -3472,7 +3539,7 @@ sub change_clone {
     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $clone_crs = $cnum.':'.$cdom;
-    
+
     if ($cnum && $cdom) {
         my @allowclone;
         &extract_cloners($clonelist,\@allowclone);
@@ -3527,27 +3594,18 @@ sub change_clone {
 }
 
 
-##################################################
-##################################################
 
-=pod
-
-=item * header
-
-Output html header for page
-
-=cut
-
-##################################################
-##################################################
 sub header {
     return &Apache::loncommon::start_page('Parameter Manager');
 }
-##################################################
-##################################################
+
+
+
 sub print_main_menu {
     my ($r,$parm_permission)=@_;
     #
+    $r->print(&header());
+    $r->print(&Apache::lonhtmlcommon::breadcrumbs('Parameter Manager'));
     $r->print(<<ENDMAINFORMHEAD);
 <form method="post" enctype="multipart/form-data"
       action="/adm/parmset" name="studentform">
@@ -3558,86 +3616,87 @@ ENDMAINFORMHEAD
     my $vgr  = &Apache::lonnet::allowed('vgr',$env{'request.course.id'});
     my $mgr  = &Apache::lonnet::allowed('mgr',$env{'request.course.id'});
 
+
     my @menu =
-        ( { divider=>'Settings for Your Course',
-	  },
-          { text => 'Set Course Environment',
-	    action => 'crsenv',
-            permission => $parm_permission,
-            help => 'Course_Environment',
-            },
-          { text => 'Set Portfolio Metadata',
-	    action => 'setrestrictmeta',
-            permission => $parm_permission,
-            },
-	  { text => 'Manage Course Slots',
-	    url => '/adm/slotrequest?command=showslots',
-	    permission => $vgr,
-            },
-	  { text => 'Reset Student Access Times',
-	    url => '/adm/helper/resettimes.helper',
-	    permission => $mgr,
-            },
-
-          { text => 'Set Parameter Setting Default Actions',
-            action => 'setdefaults',
-            permission => $parm_permission,
-            },          
-	  { divider => 'New and Existing Parameter Settings for Your Resources',
-	    },
-          { text => 'Set/Modify Resource Parameters - Helper Mode',
-            url => '/adm/helper/parameter.helper',
-            permission => $parm_permission,
-            help => 'Parameter_Helper',
-            },
- 	  { text => 'Set/Modify Resource Parameters - Overview Mode',
-            action => 'newoverview',
-            permission => $parm_permission,
-            help => 'Parameter_Overview',
-            },
-          { text => 'Set/Modify Resource Parameters - Table Mode',
-            action => 'settable',
-            permission => $parm_permission,
-            help => 'Table_Mode',
-            },
-           { divider => 'Existing Parameter Settings for Your Resources',
-	  },
-	  { text => 'Modify Resource Parameters - Overview Mode',
-            action => 'setoverview',
-            permission => $parm_permission,
-            help => 'Parameter_Overview',
- 	    },          
-	  { text => 'Parameter Change Log and Course Blog Posting/User Notification',
-            action => 'parameterchangelog',
-            permission => $parm_permission,
-            },
+        ( { categorytitle=>'Settings for this Course',
+	    items => [
+		  { linktext => 'Course Configuration',
+		    url => '/adm/courseprefs?origin=params',
+		    permission => $parm_permission,
+		    linktitle =>'Edit course configuration.'  ,
+		    icon => 'preferences-desktop-remote-desktop.png'  ,
+		    #help => 'Course_Environment',
+		    },
+		  { linktext => 'Portfolio Metadata',
+		    url => '/adm/parmset?action=setrestrictmeta',
+		    permission => $parm_permission,
+		    linktitle => 'Restrict metadata for this course.' ,
+		    icon =>'contact-new.png'   ,
+		    },
+		  { linktext => 'Manage Course Slots',
+		    url => '/adm/slotrequest?command=showslots',
+		    permission => $vgr,
+		    linktitle =>'Manage slots for this course.'  ,
+		    icon => 'format-justify-fill.png'  ,
+		    },
+		  { linktext => 'Reset Student Access Times',
+		    url => '/adm/helper/resettimes.helper',
+		    permission => $mgr,
+		    linktitle =>'Reset access times for folders/maps, resources or the course.'  ,
+		    icon => 'start-here.png'  ,
+		    },
+
+		  { linktext => 'Set Parameter Setting Default Actions',
+		    url => '/adm/parmset?action=setdefaults',
+		    permission => $parm_permission,
+		    linktitle =>'Set default actions for parameters.'  ,
+		    icon => 'folder-new.png'  ,
+		    }]},
+	  { categorytitle => 'New and Existing Parameter Settings for Resources',
+	    items => [
+		  { linktext => 'Edit Resource Parameters - Helper Mode',
+		    url => '/adm/helper/parameter.helper',
+		    permission => $parm_permission,
+		    linktitle =>'Set/Modify resource parameters in helper mode.'  ,
+		    icon => 'dialog-information.png'  ,
+		    #help => 'Parameter_Helper',
+		    },
+		  { linktext => 'Edit Resource Parameters - Overview Mode',
+		    url => '/adm/parmset?action=newoverview',
+		    permission => $parm_permission,
+		    linktitle =>'Set/Modify resource parameters in overview mode.'  ,
+		    icon => 'edit-find.png'  ,
+		    #help => 'Parameter_Overview',
+		    },
+		  { linktext => 'Edit Resource Parameters - Table Mode',
+		    url => '/adm/parmset?action=settable',
+		    permission => $parm_permission,
+		    linktitle =>'Set/Modify resource parameters in table mode.'  ,
+		    icon => 'edit-copy.png'  ,
+		    #help => 'Table_Mode',
+		    }]},
+           { categorytitle => 'Existing Parameter Settings for Resources',
+	     items => [
+		  { linktext => 'Modify Resource Parameters - Overview Mode',
+		    url => '/adm/parmset?action=setoverview',
+		    permission => $parm_permission,
+		    linktitle =>'Set/Modify existing resource parameters in overview mode.'  ,
+		    icon => 'preferences-desktop-wallpaper.png'  ,
+		    #help => 'Parameter_Overview',
+		    },
+		  { linktext => 'Change Log',
+		    url => '/adm/parmset?action=parameterchangelog',
+		    permission => $parm_permission,
+		    linktitle =>'View parameter and course blog posting/user notification change log.'  ,
+		    icon => 'emblem-system.png'   ,
+		    }]}
           );
-    my $menu_html = '';
-    foreach my $menu_item (@menu) {
-	if ($menu_item->{'divider'}) {
-	    $menu_html .= '<h3>'.&mt($menu_item->{'divider'}).'</h3>';
-	    next;
-	}
-        next if (! $menu_item->{'permission'});
-        $menu_html.='<p>';
-        $menu_html.='<span class="LC_parm_menu_item">';
-        if (exists($menu_item->{'url'})) {
-            $menu_html.=qq{<a href="$menu_item->{'url'}">};
-        } else {
-            $menu_html.=
-                qq{<a href="/adm/parmset?action=$menu_item->{'action'}">};
-        }
-        $menu_html.= &mt($menu_item->{'text'}).'</a></span>';
-        if (exists($menu_item->{'help'})) {
-            $menu_html.=
-                &Apache::loncommon::help_open_topic($menu_item->{'help'});
-        }
-        $menu_html.='</p>'.$/;
-    }
-    $r->print($menu_html);
+    $r->print(&Apache::lonhtmlcommon::generate_menu(@menu));
     return;
 }
-### Set portfolio metadata
+
+
+
 sub output_row {
     my ($r, $field_name, $field_text, $added_flag) = @_;
     my $output;
@@ -3649,55 +3708,60 @@ sub output_row {
     }
     if (!($options =~ /deleted/)) {
         my @options= ( ['active', 'Show to student'],
-                    ['stuadd', 'Provide text area for students to type catalog information'],
+                    ['stuadd', 'Provide text area for students to type metadata'],
                     ['choices','Provide choices for students to select from']);
 #		   ['onlyone','Student may select only one choice']);
         if ($added_flag) {
             push @options,['deleted', 'Delete Metadata Field'];
         }
        $output = &Apache::loncommon::start_data_table_row();
-        $output .= '<td><span class="LC_metadata"><strong>'.$field_text.':</strong></span></td>';
+        $output .= '<td><strong>'.$field_text.':</strong></td>';
         $output .= &Apache::loncommon::end_data_table_row();
         foreach my $opt (@options) {
 	    my $checked = ($options =~ m/$opt->[0]/) ? ' checked="checked" ' : '' ;
 	    $output .= &Apache::loncommon::continue_data_table_row();
-	    $output .= '<td>'.('&nbsp;' x 5).'<span class="LC_metadata"><label>
+	    $output .= '<td>'.('&nbsp;' x 5).'<label>
 	               <input type="checkbox" name="'.
 	               $field_name.'_'.$opt->[0].'" value="yes"'.$checked.' />'.
-	               &mt($opt->[1]).'</label></span> </td>';
+	               &mt($opt->[1]).'</label></td>';
 	    $output .= &Apache::loncommon::end_data_table_row();
 	}
         $output .= &Apache::loncommon::continue_data_table_row();
-        $output .= '<td>'.('&nbsp;' x 10).'<span class="LC_metadata"><input name="'.$field_name.'_values" type="text" value="'.$values.'" size="80" /></span></td>';
+        $output .= '<td>'.('&nbsp;' x 10).'<input name="'.$field_name.'_values" type="text" value="'.$values.'" size="80" /></td>';
         $output .= &Apache::loncommon::end_data_table_row();
         my $multiple_checked;
         my $single_checked;
         if ($options =~ m/onlyone/) {
-            $multiple_checked = "";
-            $single_checked = " CHECKED ";
+            $multiple_checked = '';
+            $single_checked = ' checked="checked"';
         } else {
-            $multiple_checked = " CHECKED ";
-            $single_checked = "";
+            $multiple_checked = ' checked="checked"';
+            $single_checked = '';
         }
 	$output .= &Apache::loncommon::continue_data_table_row();
-	$output .= '<td>'.('&nbsp;' x 10).'<span class="LC_metadata">
-	            <input type="radio" name="'.$field_name.'_onlyone" value="multiple" '.$multiple_checked .'/>
-	            Student may select multiple choices from list</span></td>';
+	$output .= '<td>'.('&nbsp;' x 10).'
+	            <input type="radio" name="'.$field_name.'_onlyone" value="multiple"'.$multiple_checked .' />
+	            '.&mt('Student may select multiple choices from list').'</td>';
 	$output .= &Apache::loncommon::end_data_table_row();
 	$output .= &Apache::loncommon::continue_data_table_row();
-	$output .= '<td>'.('&nbsp;' x 10).'<span class="LC_metadata">
-	            <input type="radio" name="'.$field_name.'_onlyone"  value="single" '.$single_checked.'/>
-	            Student may select only one choice from list</span></td>';
+	$output .= '<td>'.('&nbsp;' x 10).'
+	            <input type="radio" name="'.$field_name.'_onlyone"  value="single"'.$single_checked.' />
+	            '.&mt('Student may select only one choice from list').'</td>';
 	$output .= &Apache::loncommon::end_data_table_row();
     }
     return ($output);
 }
+
+
+
 sub order_meta_fields {
     my ($r)=@_;
     my $idx = 1;
     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
     $r->print(&Apache::loncommon::start_page('Order Metadata Fields'));
+    &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=addmetadata',
+    	text=>"Add Metadata Field"});
     &Apache::lonhtmlcommon::add_breadcrumb
             ({href=>"/adm/parmset?action=setrestrictmeta",
               text=>"Restrict Metadata"},
@@ -3736,7 +3800,7 @@ sub order_meta_fields {
         }
 	my $ordered_fields = join ",", @neworder;
         my $put_result = &Apache::lonnet::put('environment',
-                           {'metadata.addedorder'=>$ordered_fields},$dom,$crs); 	
+                           {'metadata.addedorder'=>$ordered_fields},$dom,$crs);
 	&Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.metadata.addedorder' => $ordered_fields});
     }
     my $fields = &get_added_meta_fieldnames($env{'request.course.id'});
@@ -3749,8 +3813,8 @@ sub order_meta_fields {
             $ordered_fields = join ",", @fields_in_order;
         }
         my $put_result = &Apache::lonnet::put('environment',
-                            {'metadata.addedorder'=>$ordered_fields},$dom,$crs); 
-    } 
+                            {'metadata.addedorder'=>$ordered_fields},$dom,$crs);
+    }
     $r->print('<table>');
     my $num_fields = scalar(@fields_in_order);
     foreach my $key (@fields_in_order) {
@@ -3774,6 +3838,8 @@ sub order_meta_fields {
     $r->print('</table>');
     return 'ok';
 }
+
+
 sub continue {
     my $output;
     $output .= '<form action="" method="post">';
@@ -3781,8 +3847,12 @@ sub continue {
     $output .= '<input type="submit" value="Continue" />';
     return ($output);
 }
+
+
 sub addmetafield {
     my ($r)=@_;
+    &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=addmetadata',
+    	text=>"Add Metadata Field"});
     $r->print(&Apache::loncommon::start_page('Add Metadata Field'));
     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Add Metadata Field'));
     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
@@ -3795,7 +3865,7 @@ sub addmetafield {
             $options =~ s/,,/,/;
             my $put_result = &Apache::lonnet::put('environment',
                                         {'metadata.'.$meta_field.'.options'=>$options},$dom,$crs);
-                                        
+
             $r->print('Undeleted Metadata Field <strong>'.$env{'course.'.$env{'request.course.id'}.'.metadata.'.$meta_field.'.added'}."</strong> with result ".$put_result.'<br />');
         }
         $r->print(&continue());
@@ -3827,12 +3897,17 @@ sub addmetafield {
     }
     $r->print('</form>');
 }
+
+
+
 sub setrestrictmeta {
     my ($r)=@_;
     my $next_meta;
     my $output;
     my $item_num;
     my $put_result;
+    &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setrestrictmeta',
+    	text=>"Restrict Metadata"});
     $r->print(&Apache::loncommon::start_page('Restrict Metadata'));
     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Restrict Metadata'));
     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
@@ -3849,13 +3924,13 @@ sub setrestrictmeta {
                     $save_field = $meta_field;
             	    if ($env{'form.'.$meta_field.'_stuadd'}) {
             	        $options.='stuadd,';
-            	    } 
+            	    }
             	    if ($env{'form.'.$meta_field.'_choices'}) {
             	        $options.='choices,';
-            	    } 
+            	    }
             	    if ($env{'form.'.$meta_field.'_onlyone'} eq 'single') {
             	        $options.='onlyone,';
-            	    } 
+            	    }
             	    if ($env{'form.'.$meta_field.'_active'}) {
             	        $options.='active,';
             	    }
@@ -3901,7 +3976,7 @@ ENDButtons
         $output.= &output_row($r, $field, $$added_metadata_fields{$field},$added_flag, $row_alt);
     }
     $output .= &Apache::loncommon::end_data_table();
-    $r->print(<<ENDenv);       
+    $r->print(<<ENDenv);
         <form method="post" action="/adm/parmset?action=setrestrictmeta" name="form">
         $output
         $buttons
@@ -3910,7 +3985,9 @@ ENDenv
     $r->print(&Apache::loncommon::end_page());
     return 'ok';
 }
-##################################################
+
+
+
 sub get_added_meta_fieldnames {
     my ($cid) = @_;
     my %fields;
@@ -3923,6 +4000,9 @@ sub get_added_meta_fieldnames {
     }
     return \%fields;
 }
+
+
+
 sub get_deleted_meta_fieldnames {
     my ($cid) = @_;
     my %fields;
@@ -3940,7 +4020,9 @@ sub get_deleted_meta_fieldnames {
 sub defaultsetter {
     my ($r) = @_;
 
-    my $start_page = 
+    &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setdefaults',
+    	text=>"Set Defaults"});
+    my $start_page =
 	&Apache::loncommon::start_page('Parameter Setting Default Actions');
     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Defaults');
     $r->print(<<ENDDEFHEAD);
@@ -3964,7 +4046,7 @@ ENDDEFHEAD
     my %keyorder=&standardkeyorder();
     my %defkeytype=();
 
-    &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps, 
+    &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps,
 				\%mapp, \%symbp,\%maptitles,\%uris,
 				\%keyorder,\%defkeytype);
     if ($env{'form.storerules'}) {
@@ -4027,7 +4109,7 @@ ENDDEFHEAD
 	    push @datedisplay,&mt('Automatically set later than ').$tempkey;
 	    push @dateoptions,'earlier_than_'.$tempkey;
 	    push @datedisplay,&mt('Automatically set earlier than ').$tempkey;
-	} 
+	}
     }
 $r->print(&mt('Manual setting rules apply to all interfaces.').'<br />'.
 	  &mt('Automatic setting rules apply to table mode interfaces only.'));
@@ -4078,12 +4160,12 @@ ENDINPUTDATE
 	} elsif ($defkeytype{$tempkey} eq 'string_yesno') {
             my $yeschecked='';
             my $nochecked='';
-            if (&rulescache($tempkey.'_value') eq 'yes') { $yeschecked='checked="checked"'; }
-            if (&rulescache($tempkey.'_value') eq 'no') { $nochecked='checked="checked"'; }
+            if (&rulescache($tempkey.'_value') eq 'yes') { $yeschecked=' checked="checked"'; }
+            if (&rulescache($tempkey.'_value') eq 'no') { $nochecked=' checked="checked"'; }
 
 	    $r->print(<<ENDYESNO);
-<label><input type="radio" name="$tempkey\_value" value="yes" $yeschecked /> $lt{'yes'}</label><br />
-<label><input type="radio" name="$tempkey\_value" value="no" $nochecked /> $lt{'no'}</label>
+<label><input type="radio" name="$tempkey\_value" value="yes"$yeschecked /> $lt{'yes'}</label><br />
+<label><input type="radio" name="$tempkey\_value" value="no"$nochecked /> $lt{'no'}</label>
 ENDYESNO
         } else {
 	    $r->print('<input type="text" size="20" name="'.$tempkey.'_value" value="'.&rulescache($tempkey.'_value').'" />');
@@ -4091,8 +4173,8 @@ ENDYESNO
         $r->print('</td>'.&Apache::loncommon::end_data_table_row());
     }
     $r->print(&Apache::loncommon::end_data_table().
-	      "\n<input type='submit' name='storerules' value='".
-	      &mt('Save Rules')."' /></form>\n".
+	      "\n".'<input type="submit" name="storerules" value="'.
+	      &mt('Save').'" /></form>'."\n".
 	      &Apache::loncommon::end_page());
     return;
 }
@@ -4121,7 +4203,7 @@ sub components {
 	$issection='';
     }
     my $realm='<span class="LC_parm_scope_all">'.&mt('All Resources').'</span>';
-    my $realmdescription=&mt('all resources'); 
+    my $realmdescription=&mt('all resources');
     if ($middle=~/^(.+)\_\_\_\(all\)$/) {
 	$realm='<span class="LC_parm_scope_folder">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <span class="LC_parm_folder"><br />('.$1.')</span></span>';
  	$realmdescription=&mt('folder').' '.&Apache::lonnet::gettitle($1);
@@ -4136,6 +4218,8 @@ sub components {
 }
 
 my %standard_parms;
+my %standard_parms_types;
+
 sub load_parameter_names {
     open(my $config,"<$Apache::lonnet::perlvar{'lonTabDir'}/packages.tab");
     while (my $configline=<$config>) {
@@ -4145,12 +4229,14 @@ sub load_parameter_names {
 	my (undef,$name,$type)=split(/\&/,$short,3);
 	if ($type eq 'display') {
 	    $standard_parms{$name} = $plain;
-	}
+        } elsif ($type eq 'type') {
+            $standard_parms_types{$name} = $plain;
+        }
     }
     close($config);
     $standard_parms{'int_pos'}      = 'Positive Integer';
     $standard_parms{'int_zero_pos'} = 'Positive Integer or Zero';
-    %standard_parms=&Apache::lonlocal::texthash(%standard_parms);	
+    %standard_parms=&Apache::lonlocal::texthash(%standard_parms);
 }
 
 sub standard_parameter_names {
@@ -4159,19 +4245,27 @@ sub standard_parameter_names {
 	&load_parameter_names();
     }
     if ($standard_parms{$name}) {
-	return $standard_parms{$name}; 
-    } else { 
-	return $name; 
+	return $standard_parms{$name};
+    } else {
+	return $name;
     }
 }
 
-#
-# Parameter Change Log
-#
-
+sub standard_parameter_types {
+    my ($name)=@_;
+    if (!%standard_parms_types) {
+        &load_parameter_names();
+    }
+    if ($standard_parms_types{$name}) {
+        return $standard_parms_types{$name};
+    }
+    return;
+}
 
 sub parm_change_log {
     my ($r)=@_;
+    &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=settable',
+	text=>"Parameter Change Log"});
     $r->print(&Apache::loncommon::start_page('Parameter Change Log'));
     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Parameter Change Log'));
 
@@ -4183,7 +4277,7 @@ sub parm_change_log {
 
     $r->print('<form action="/adm/parmset?action=parameterchangelog"
                      method="post" name="parameterlog">');
-    
+
     my %saveable_parameters = ('show' => 'scalar',);
     &Apache::loncommon::store_course_settings('parameter_log',
                                               \%saveable_parameters);
@@ -4211,7 +4305,7 @@ sub parm_change_log {
 	}
 	if ($last) { ($folder) = &Apache::lonnet::decode_symb($last); }
     }
-    foreach my $id (sort 
+    foreach my $id (sort
 		    {
 			if ($parmlog{$b}{'exe_time'} ne $parmlog{$a}{'exe_time'}) {
 			    return $parmlog{$b}{'exe_time'} <=>$parmlog{$a}{'exe_time'}
@@ -4224,15 +4318,15 @@ sub parm_change_log {
 	my $count = 0;
 	my $time =
 	    &Apache::lonlocal::locallocaltime($parmlog{$id}{'exe_time'});
-	my $plainname = 
+	my $plainname =
 	    &Apache::loncommon::plainname($parmlog{$id}{'exe_uname'},
 					  $parmlog{$id}{'exe_udom'});
-	my $about_me_link = 
+	my $about_me_link =
 	    &Apache::loncommon::aboutmewrapper($plainname,
 					       $parmlog{$id}{'exe_uname'},
 					       $parmlog{$id}{'exe_udom'});
 	my $send_msg_link='';
-	if ((($parmlog{$id}{'exe_uname'} ne $env{'user.name'}) 
+	if ((($parmlog{$id}{'exe_uname'} ne $env{'user.name'})
 	     || ($parmlog{$id}{'exe_udom'} ne $env{'user.domain'}))) {
 	    $send_msg_link ='<br />'.
 		&Apache::loncommon::messagewrapper(&mt('Send message'),
@@ -4255,8 +4349,8 @@ sub parm_change_log {
 		}
 	    }
 	    if ($typeflag) {
-		$istype{$parmname}=$value; 
-		if (!$env{'form.includetypes'}) { next; } 
+		$istype{$parmname}=$value;
+		if (!$env{'form.includetypes'}) { next; }
 	    }
 	    $count++;
 	    if ($makenewrow) {
@@ -4276,11 +4370,22 @@ sub parm_change_log {
 		} else {
 		    my ($level,@all)=&parmval_by_symb($what,$middle,&Apache::lonnet::metadata($middle,$what),
 						      $uname,$udom,$issection,$issection,$courseopt);
-		    if (&isdateparm($istype{$parmname})) {
-			$output .= &Apache::lonlocal::locallocaltime($value);
-		    } else {
-			$output .= $value;
-		    }
+                    my $showvalue = $value;
+                    if ($istype{$parmname} eq '') {
+                        my $type = &standard_parameter_types($parmname);
+                        if ($type ne '') {
+                            if (&isdateparm($type)) {
+                                $showvalue =
+                                    &Apache::lonlocal::locallocaltime($value);
+                            }
+                        }
+                    } else {
+		        if (&isdateparm($istype{$parmname})) {
+			    $showvalue = 
+                                &Apache::lonlocal::locallocaltime($value);
+		        }
+                    }
+                    $output .= $showvalue;
 		    if ($value ne $all[$level]) {
 			$output .= '<br /><span class="LC_warning">'.&mt('Not active anymore').'</span>';
 		    } else {
@@ -4294,12 +4399,12 @@ sub parm_change_log {
                 my $description=&mt('Changed [_1] for [_2] to [_3]',&standard_parameter_names($parmname),$realmdescription,
 				    (&isdateparm($istype{$parmname})?&Apache::lonlocal::locallocaltime($value):$value));
 		if (($uname) && ($udom)) {
-		    $output .= 
+		    $output .=
 			&Apache::loncommon::messagewrapper('Notify User',
 							   $uname,$udom,$title,
 							   $description);
 		} else {
-		    $output .= 
+		    $output .=
 			&Apache::lonrss::course_blog_link($id,$title,
 							  $description);
 		}
@@ -4310,7 +4415,7 @@ sub parm_change_log {
 	    my $wholeentry=$about_me_link.':'.
 		$parmlog{$id}{'exe_uname'}.':'.$parmlog{$id}{'exe_udom'}.':'.
 		$output;
-	    if ($wholeentry!~/\Q$env{'form.containingphrase'}\E/i) { next; }        
+	    if ($wholeentry!~/\Q$env{'form.containingphrase'}\E/i) { next; }
 	}
         if ($count) {
 	    $r->print($row_start.'<td rowspan="'.$count.'">'.$time.'</td>
@@ -4320,43 +4425,117 @@ sub parm_change_log {
 		  $send_msg_link.'</td>'.$output);
 	    $shown++;
 	}
-	if (!($env{'form.show'} eq &mt('all') 
+	if (!($env{'form.show'} eq &mt('all')
 	      || $shown<=$env{'form.show'})) { last; }
     }
     $r->print(&Apache::loncommon::end_data_table());
     $r->print(&Apache::loncommon::end_page());
 }
 
+sub update_slots {
+    my ($slot_name,$cdom,$cnum,$symb,$uname,$udom) = @_;
+    my %slot=&Apache::lonnet::get_slot($slot_name);
+    if (!keys(%slot)) {
+        return 'error: slot does not exist';
+    }
+    my $max=$slot{'maxspace'};
+    if (!defined($max)) { $max=99999; }
+
+    my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
+                                       "^$slot_name\0");
+    my ($tmp)=%consumed;
+    if ($tmp=~/^error: 2 / ) {
+        return 'error: unable to determine current slot status';
+    }
+    my $last=0;
+    foreach my $key (keys(%consumed)) {
+        my $num=(split('\0',$key))[1];
+        if ($num > $last) { $last=$num; }
+        if ($consumed{$key}->{'name'} eq $uname.':'.$udom) {
+            return 'ok';
+        }
+    }
+
+    if (scalar(keys(%consumed)) >= $max) {
+        return 'error: no space left in slot';
+    }
+    my $wanted=$last+1;
+
+    my %reservation=('name'      => $uname.':'.$udom,
+                     'timestamp' => time,
+                     'symb'      => $symb);
+
+    my $success=&Apache::lonnet::newput('slot_reservations',
+                                        {"$slot_name\0$wanted" =>
+                                             \%reservation},
+                                        $cdom, $cnum);
+    if ($success eq 'ok') {
+        my %storehash = (
+                          symb    => $symb,
+                          slot    => $slot_name,
+                          action  => 'reserve',
+                          context => 'parameter',
+                        );
+        &Apache::lonnet::instructor_log('slotreservationslog',\%storehash,
+                                        '',$uname,$udom,$cnum,$cdom);
+
+        &Apache::lonnet::instructor_log($cdom.'_'.$cnum.'_slotlog',\%storehash,
+                                        '',$uname,$udom,$uname,$udom);
+    }
+    return $success;
+}
+
+sub delete_slots {
+    my ($slot_name,$cdom,$cnum,$uname,$udom,$symb) = @_;
+    my $delresult;
+    my %consumed = &Apache::lonnet::dump('slot_reservations',$cdom,
+                                         $cnum, "^$slot_name\0");
+    if (&Apache::lonnet::error(%consumed)) {
+        return 'error: unable to determine current slot status';
+    }
+    my ($tmp)=%consumed;
+    if ($tmp=~/^error: 2 /) {
+        return 'error: unable to determine current slot status';
+    }
+    foreach my $key (keys(%consumed)) {
+        if ($consumed{$key}->{'name'} eq $uname.':'.$udom) {
+            my $num=(split('\0',$key))[1];
+            my $entry = $slot_name.'\0'.$num;
+            $delresult = &Apache::lonnet::del('slot_reservations',[$entry],
+                                              $cdom,$cnum);
+            if ($delresult eq 'ok') {
+                my %storehash = (
+                                  symb    => $symb,
+                                  slot    => $slot_name,
+                                  action  => 'release',
+                                  context => 'parameter',
+                                );
+                &Apache::lonnet::instructor_log('slotreservationslog',\%storehash,
+                                                1,$uname,$udom,$cnum,$cdom);
+                &Apache::lonnet::instructor_log($cdom.'_'.$cnum.'_slotlog',\%storehash,
+                                                1,$uname,$udom,$uname,$udom);
+            }
+        }
+    }
+    return $delresult;
+}
+
 sub check_for_course_info {
     my $navmap = Apache::lonnavmaps::navmap->new();
     return 1 if ($navmap);
     return 0;
 }
 
-##################################################
-##################################################
-
-=pod
-
-=item * handler
-
-Main handler.  Calls &assessparms and &crsenv subroutines.
-
-=cut
-
-##################################################
-##################################################
 
 sub handler {
     my $r=shift;
 
     &reset_caches();
 
-    if ($r->header_only) {
-	&Apache::loncommon::content_type($r,'text/html');
-	$r->send_http_header;
-	return OK;
-    }
+    &Apache::loncommon::content_type($r,'text/html');
+    $r->send_http_header;
+    return OK if $r->header_only;
+
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
 					    ['action','state',
                                              'pres_marker',
@@ -4370,7 +4549,8 @@ sub handler {
 					    text=>"Parameter Manager",
 					    faq=>10,
 					    bug=>'Instructor Interface',
-                                            help => 'Parameter_Manager'});
+                                            help =>
+                                            'Parameter_Manager,Course_Environment,Parameter_Helper,Parameter_Overview,Table_Mode'});
 
 # ----------------------------------------------------- Needs to be in a course
     my $parm_permission =
@@ -4380,12 +4560,6 @@ sub handler {
     my $exists = &check_for_course_info();
 
     if ($env{'request.course.id'} &&  $parm_permission && $exists) {
-
-        # Start Page
-        &Apache::loncommon::content_type($r,'text/html');
-        $r->send_http_header;
-
-
         #
         # Main switch on form.action and form.state, as appropriate
         #
@@ -4393,66 +4567,34 @@ sub handler {
         #  the table mode
         if ((($env{'form.command'} eq 'set') && ($env{'form.url'})
 	     && (!$env{'form.dis'})) || ($env{'form.symb'})) {
-            &Apache::lonhtmlcommon::add_breadcrumb({help=>'Problem_Parameters',
-						    text=>"Problem Parameters"});
 	    &assessparms($r);
-
         } elsif (! exists($env{'form.action'})) {
-            $r->print(&header());
-            $r->print(&Apache::lonhtmlcommon::breadcrumbs('Parameter Manager'));
             &print_main_menu($r,$parm_permission);
-        } elsif ($env{'form.action'} eq 'crsenv' && $parm_permission) {
-            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=crsenv',
-						    text=>"Course Environment"});
-            &crsenv($r); 
-        } elsif ($env{'form.action'} eq 'setoverview' && $parm_permission) {
-            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setoverview',
-						    text=>"Overview Mode"});
+        } elsif ($env{'form.action'} eq 'setoverview') {
 	    &overview($r);
-	} elsif ($env{'form.action'} eq 'addmetadata' && $parm_permission) {
-            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=addmetadata',
-						    text=>"Add Metadata Field"});
+	} elsif ($env{'form.action'} eq 'addmetadata') {
 	    &addmetafield($r);
-	} elsif ($env{'form.action'} eq 'ordermetadata' && $parm_permission) {
-            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=addmetadata',
-						    text=>"Add Metadata Field"});
+	} elsif ($env{'form.action'} eq 'ordermetadata') {
 	    &order_meta_fields($r);
-        } elsif ($env{'form.action'} eq 'setrestrictmeta' && $parm_permission) {
-            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setrestrictmeta',
-						    text=>"Restrict Metadata"});
+        } elsif ($env{'form.action'} eq 'setrestrictmeta') {
 	    &setrestrictmeta($r);
-        } elsif ($env{'form.action'} eq 'newoverview' && $parm_permission) {
-            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setoverview',
-						    text=>"Overview Mode"});
+        } elsif ($env{'form.action'} eq 'newoverview') {
 	    &newoverview($r);
-        }  elsif ($env{'form.action'} eq 'setdefaults' && $parm_permission) {
-            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setdefaults',
-						    text=>"Set Defaults"});
+        } elsif ($env{'form.action'} eq 'setdefaults') {
 	    &defaultsetter($r);
-	} elsif ($env{'form.action'} eq 'settable' && $parm_permission) {
-            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=settable',
-						    text=>"Table Mode",
-						    help => 'Course_Setting_Parameters'});
+	} elsif ($env{'form.action'} eq 'settable') {
 	    &assessparms($r);
-        } elsif ($env{'form.action'} eq 'parameterchangelog' && $parm_permission) {
-            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=settable',
-						    text=>"Parameter Change Log"});
+        } elsif ($env{'form.action'} eq 'parameterchangelog') {
 	    &parm_change_log($r);
-        } elsif ($env{'form.action'} eq 'cleanparameters' && $parm_permission) {
-            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=cleanparameters',
-						    text=>"Clean Parameters"});
+        } elsif ($env{'form.action'} eq 'cleanparameters') {
 	    &clean_parameters($r);
-        } elsif ($env{'form.action'} eq 'dateshift1' && $parm_permission) {
-            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=dateshift1&timebase='.$env{'form.timebase'},
-                                                    text=>"Shifting Dates"});
+        } elsif ($env{'form.action'} eq 'dateshift1') {
             &date_shift_one($r);
-        } elsif ($env{'form.action'} eq 'dateshift2' && $parm_permission) {
-            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=dateshift1&timebase='.$env{'form.timebase'},
-                                                    text=>"Shifting Dates"});
+        } elsif ($env{'form.action'} eq 'dateshift2') {
             &date_shift_two($r);
-	} elsif ($env{'form.action'} eq 'categorizecourse' && $parm_permission) {
+	} elsif ($env{'form.action'} eq 'categorizecourse') {
             &assign_course_categories($r);
-        } 
+        }
     } else {
 # ----------------------------- Not in a course, or not allowed to modify parms
 	if ($exists) {
@@ -4472,11 +4614,4 @@ sub handler {
 1;
 __END__
 
-=pod
-
-=back
-
-=cut
-
-