--- loncom/interface/lonparmset.pm	2006/05/09 14:38:10	1.299
+++ loncom/interface/lonparmset.pm	2006/07/14 18:49:06	1.323
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set parameters for assessments
 #
-# $Id: lonparmset.pm,v 1.299 2006/05/09 14:38:10 albertel Exp $
+# $Id: lonparmset.pm,v 1.323 2006/07/14 18:49:06 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -63,6 +63,9 @@ use Apache::lonhomework;
 use Apache::lonxml;
 use Apache::lonlocal;
 use Apache::lonnavmaps;
+use Apache::longroup;
+use Apache::lonrss;
+use LONCAPA;
 
 # --- Caches local to lonparmset
 
@@ -90,11 +93,11 @@ Inputs:  $what - a parameter spec (inclu
 
 Returns:  A list, the first item is the index into the remaining list of items of parm valuse that is the active one, the list consists of parm values at the 14 possible levels
 
-14 - General Course
-13 - Map or Folder level in course
+14- General Course
+13- Map or Folder level in course
 12- resource default
 11- map default
-10 - resource level in course
+10- resource level in course
 9 - General for section
 8 - Map or Folder level for section
 7 - resource level in section
@@ -125,6 +128,7 @@ sub parmval_by_symb {
     my @outpar=();
 # ----------------------------------------------------- Cascading lookup scheme
     my $map=(&Apache::lonnet::decode_symb($symb))[0];    
+    $map = &Apache::lonnet::deversion($map);
 
     my $symbparm=$symb.'.'.$what;
     my $mapparm=$map.'___(all).'.$what;
@@ -403,6 +407,8 @@ sub storeparm_by_symb_inner {
 # ---------------------------------------------------------- Construct prefixes
     $spnam=~s/\_([^\_]+)$/\.$1/;
     my $map=(&Apache::lonnet::decode_symb($symb))[0];    
+    $map = &Apache::lonnet::deversion($map);
+
     my $symbparm=$symb.'.'.$spnam;
     my $mapparm=$map.'___(all).'.$spnam;
 
@@ -488,7 +494,7 @@ sub storeparm_by_symb_inner {
     }
     
     if ($reply=~/^error\:(.*)/) {
-	return "<font color=red>Write Error: $1</font>";
+	return "<span class=\"LC_error\">Write Error: $1</span>";
     }
     return '';
 }
@@ -502,21 +508,26 @@ sub storeparm_by_symb_inner {
 
 Format a value for output.
 
-Inputs:  $value, $type
+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)=@_;
+    my ($value,$type,$editable)=@_;
     my $result = '';
     # Values of zero are valid.
     if (! $value && $value ne '0') {
-	$result = '&nbsp;&nbsp;';
+	if ($editable) {
+	    $result = '<img src="/adm/lonIcons/clickhere.gif" border="0" />';
+	} else {
+	    $result='&nbsp;';
+	}
     } else {
         if ($type eq 'date_interval') {
             my ($sec,$min,$hour,$mday,$mon,$year)=gmtime($value);
@@ -584,7 +595,7 @@ sub plink {
     return '<table width="100%"><tr valign="top" align="right"><td><a name="'.$marker.'" /></td></tr><tr><td align="center">'.
 	'<a href="javascript:pjump('."'".$type."','".$dis."','".$winvalue."','"
 	    .$marker."','".$return."','".$call."','".$hour."','".$min."','".$sec."'".');">'.
-		&valout($value,$type).'</a></td></tr></table>';
+		&valout($value,$type,1).'</a></td></tr></table>';
 }
 
 sub page_js {
@@ -649,7 +660,7 @@ sub startpage {
 				       &page_js(),
 				       {'add_entries' => \%loaditems,});
     my $breadcrumbs = 
-	&Apache::lonhtmlcommon::breadcrumbs('Table Mode Parameter Setting');
+	&Apache::lonhtmlcommon::breadcrumbs('Table Mode Parameter Setting','Table_Mode');
     $r->print(<<ENDHEAD);
 $start_page
 $breadcrumbs
@@ -696,7 +707,7 @@ sub print_row {
     }
     my $automatic=&rulescache(($which=~/\_([^\_]+)$/)[0].'_triggers');
     if ($automatic) {
-	$parm.='<font color="red"><br />'.&mt('Automatically sets').' '.join(', ',split(/\:/,$automatic)).'</font>';
+	$parm.='<span class="LC_warning"><br />'.&mt('Automatically sets').' '.join(', ',split(/\:/,$automatic)).'</span>';
     }
     $r->print('<td bgcolor='.$defbgone.'>'.$parm.'</td>');
    
@@ -1051,15 +1062,15 @@ sub parmmenu {
 </script>
 ENDSCRIPT
     $r->print();
-    $r->print("\n<table><tr>");
+    $r->print("\n<table id=\"LC_parm_overview_parm_menu\"><tr>");
     my $cnt=0;
     foreach $tempkey (&keysindisplayorder($allparms,$keyorder)) {
-	$r->print("\n<td><font size='-1'><label><input type='checkbox' name='pscat' ");
+	$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}.'</label></font></td>');
+	$r->print('>'.$$allparms{$tempkey}.'</label></td>');
  	$cnt++;
         if ($cnt==3) {
 	    $r->print("</tr>\n<tr>");
@@ -1067,7 +1078,7 @@ ENDSCRIPT
 	}
     }
     $r->print('
-</tr><tr><td>
+</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>
@@ -1117,16 +1128,13 @@ sub usermenu {
 		    'oi'    => "or ID",
 		    'ad'    => "at Domain"
 				       );
-    my %sectionhash=();
     my $sections='';
-    my $numsec = &Apache::loncommon::get_sections(
-                 $env{'course.'.$env{'request.course.id'}.'.domain'},
-                 $env{'course.'.$env{'request.course.id'}.'.num'},
-					 \%sectionhash);
+    my %sectionhash = &Apache::loncommon::get_sections();
+
     my $groups;
-    my %grouphash = &Apache::loncommon::coursegroups();
+    my %grouphash = &Apache::longroup::coursegroups();
 
-    if ($numsec > 0) {
+    if (%sectionhash) {
         $sections=$lt{'se'}.': <select name="csec"';
         if (%grouphash && $parmlev ne 'full') {
             $sections .= qq| onchange="group_or_section('csec')" |;
@@ -1139,7 +1147,7 @@ sub usermenu {
         }
         $sections.='</select>';
     }
-    if ($numsec && %grouphash && $parmlev ne 'full') {
+    if (%sectionhash && %grouphash && $parmlev ne 'full') {
         $sections .= '&nbsp;or&nbsp;';
         $sections .= qq|
 <script type="text/javascript">
@@ -1168,7 +1176,7 @@ function group_or_section(caller) {
 
     if (%grouphash) {
         $groups=$lt{'gr'}.': <select name="cgroup"';
-        if ($numsec && $env{'form.action'} eq 'settable') {
+        if (%sectionhash && $env{'form.action'} eq 'settable') {
             $groups .= qq| onchange="group_or_section('cgroup')" |;
         }
         $groups .= '>';
@@ -1245,31 +1253,26 @@ sub levelmenu {
 
 sub sectionmenu {
     my ($r,$selectedsections)=@_;
-    my %sectionhash=();
-    my $sections='';
-    my $numsec = &Apache::loncommon::get_sections(
-                 $env{'course.'.$env{'request.course.id'}.'.domain'},
-                 $env{'course.'.$env{'request.course.id'}.'.num'},
-					 \%sectionhash);
-    if ($numsec) {
-	$r->print('<select name="Section" multiple="true" size="8" >');
-	foreach my $s ('all',sort keys %sectionhash) {
-	    $r->print('    <option value="'.$s.'"');
-	    foreach (@{$selectedsections}) {
-		if ($s eq $_) {
-		    $r->print(' selected');
-		    last;
-		}
+    my %sectionhash = &Apache::loncommon::get_sections();
+    return if (!%sectionhash);
+
+    $r->print('<select name="Section" multiple="true" size="8" >');
+    foreach my $s ('all',sort keys %sectionhash) {
+	$r->print('    <option value="'.$s.'"');
+	foreach (@{$selectedsections}) {
+	    if ($s eq $_) {
+		$r->print(' selected');
+		last;
 	    }
-	    $r->print('>'.$s."</option>\n");
 	}
-        $r->print("</select>\n");
-   }
+	$r->print('>'.$s."</option>\n");
+    }
+    $r->print("</select>\n");
 }
 
 sub groupmenu {
     my ($r,$selectedgroups)=@_;
-    my %grouphash = &Apache::loncommon::coursegroups();
+    my %grouphash = &Apache::longroup::coursegroups();
     return if (!%grouphash);
 
     $r->print('<select name="Group" multiple="true" size="8" >');
@@ -1479,8 +1482,8 @@ sub assessparms {
 	    $id='';
 	} else {
 	    $message=
-		"<font color=red>".&mt("Unknown ID")." '$id' ".
-		&mt('at domain')." '$udom'</font>";
+		'<span class="LC_error">'.&mt("Unknown ID")." '$id' ".
+		&mt('at domain')." '$udom'</span>";
 	}
     } else {
 	$uname=$env{'form.uname'};
@@ -1491,17 +1494,17 @@ sub assessparms {
 	$uhome=&Apache::lonnet::homeserver($uname,$udom);
         if ($uhome eq 'no_host') {
 	    $message=
-		"<font color=red>".&mt("Unknown user")." '$uname' ".
-		&mt("at domain")." '$udom'</font>";
+		'<span class="LC_error">'.&mt("Unknown user")." '$uname' ".
+		&mt("at domain")." '$udom'</span>";
 	    $uname='';
         } else {
 	    $csec=&Apache::lonnet::getsection($udom,$uname,
 					      $env{'request.course.id'});
             
 	    if ($csec eq '-1') {
-		$message="<font color=red>".
+		$message='<span class="LC_error">'.
 		    &mt("User")." '$uname' ".&mt("at domain")." '$udom' ".
-		    &mt("not in this course")."</font>";
+		    &mt("not in this course")."</span>";
 		$uname='';
 		$csec=$env{'form.csec'};
                 $cgroup=$env{'form.cgroup'};
@@ -1516,7 +1519,7 @@ sub assessparms {
             @usersgroups = &Apache::lonnet::get_users_groups(
                                        $udom,$uname,$env{'request.course.id'});
             if (@usersgroups > 0) {
-                unless (grep/^\Q$cgroup\E$/,@usersgroups) {
+                unless (grep(/^\Q$cgroup\E$/,@usersgroups)) {
                     $cgroup = $usersgroups[0];
                 }
             }
@@ -1574,8 +1577,9 @@ sub assessparms {
 	&displaymenu($r,\%allparms,\%allparts,\@pscat,\@psprt,\%keyorder);
     } else {
         my ($map,$id,$resource)=&Apache::lonnet::decode_symb($pssymb);
-        $r->print(&mt('Specific Resource').": ".$resource.
-                  '<input type="hidden" value="'.$pssymb.'" name="symb">'.
+	my $title = &Apache::lonnet::gettitle($pssymb);
+        $r->print(&mt('Specific Resource: [_1] ([_2])',$title,$resource).
+                  '<input type="hidden" value="'.$pssymb.'" name="symb" />'.
 		  '<br /><label><b>'.&mt('Show all parts').': <input type="checkbox" name="psprt" value="all"'.
 		  ($env{'form.psprt'}?' checked="checked"':'').' /></b></label><br />');
     }
@@ -1735,7 +1739,7 @@ ENDTABLEHEADFOUR
                              '</font></tt><p><b>'.
                              "<a href=\"javascript:openWindow('".
 				  &Apache::lonnet::clutter($uri).'?symb='.
-				  &Apache::lonnet::escape($symbp{$rid}).
+				  &escape($symbp{$rid}).
                              "', 'metadatafile', '450', '500', 'no', 'yes')\";".
                              " TARGET=_self>$title");
 
@@ -1934,7 +1938,7 @@ ENDMAPONE
             }
             
             if ($csec) {$r->print(&mt("Section")."<font color=\"red\"> <i>$csec</i></font>\n")};
-            if ($cgroup) {$r->print(&mt("Group")."<font color=\"red\"> <i>$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">');
@@ -2079,9 +2083,13 @@ sub crsenv {
             }
         }
     }
+
+    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($env{'request.course.id'}
+    &Apache::lonnet::coursedescription($env{'request.course.id'},
 				       {'freshen_cache' => 1});
 
 # -------------------------------------------------------- Get parameters again
@@ -2095,9 +2103,9 @@ sub crsenv {
 	    ('url'            => '<b>'.&mt('Top Level Map').'</b> '.
                                  '<a href="javascript:openbrowser'.
                                  "('envform','url','sequence')\">".
-                                 &mt('Select Map').'</a><br /><font color=red> '.
+                                 &mt('Select Map').'</a><br /><span class="LC_warning"> '.
                                  &mt('Modification may make assessment data inaccessible').
-                                 '</font>',
+                                 '</span>',
              'description'    => '<b>'.&mt('Course Description').'</b>',
              'courseid'       => '<b>'.&mt('Course ID or number').
                                  '</b><br />'.
@@ -2168,8 +2176,8 @@ sub crsenv {
                     '('.&mt('or set value to "[_1]" to allow all roles',"<tt>yes</tt>").')',
 	     'rndseed'
 	         => '<b>'.&mt('Randomization algorithm used').'</b> <br />'.
-                    '<font color="red">'.&mt('Modifying this will make problems').' '.
-                    &mt('have different numbers and answers').'</font>',
+                    '<span class="LC_error">'.&mt('Modifying this will make problems').' '.
+                    &mt('have different numbers and answers').'</span>',
 	     'receiptalg'
 	         => '<b>'.&mt('Receipt algorithm used').'</b> <br />'.
                     &mt('This controls how receipt numbers are generated.'),
@@ -2184,6 +2192,8 @@ sub crsenv {
                     ' ('.&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>Print header format; substitutions:  %n student name %c course id %a assignment',
              'anonymous_quiz'
                  => '<b>'.&mt('Anonymous quiz/exam').'</b><br />'.
                     ' (<tt><b>'.&mt('yes').'</b> '.&mt('to avoid print students names').' </tt>)',
@@ -2195,6 +2205,8 @@ sub crsenv {
              '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. [_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>').'</b>',
 	     'disablesigfigs'
 	         => '<b>'.&mt('Disable checking of Significant Figures').'</b><br />'.
                     ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
@@ -2222,6 +2234,7 @@ sub crsenv {
                              'problem_stream_switch',
 			     'suppress_tries',
                              'default_paper_size',
+			     'print_header_format',
                              'disable_receipt_display',
                              'spreadsheet_default_classcalc',
                              'spreadsheet_default_studentcalc',
@@ -2231,7 +2244,8 @@ sub crsenv {
                              'default_enrollment_end_date',
 			     'tthoptions',
 			     'disablesigfigs',
-			     'disableexampointprint'
+			     'disableexampointprint',
+			     'task_messages'
                              );
 	foreach my $parameter (sort(keys(%values))) {
             unless (($parameter =~ m/^internal\./)||($parameter =~ m/^metadata\./)) {
@@ -2241,13 +2255,15 @@ sub crsenv {
                 }
             }
 	}
+	
         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;"';
-            $output .= '<tr><td>'.$description.'</td>';
+            $output .= &Apache::loncommon::start_data_table_row().
+		'<td>'.$description.'</td>';
             if ($parameter =~ /^default_enrollment_(start|end)_date$/) {
                 $output .= '<td>'.
                     &Apache::lonhtmlcommon::date_setter('envform',
@@ -2264,17 +2280,19 @@ sub crsenv {
             $output .= '<td>'.
                 &Apache::lonhtmlcommon::checkbox($parameter.'_setparmval').
                 '</td>';
-            $output .= "</tr>\n";
+            $output .= &Apache::loncommon::end_data_table_row()."\n";
 	}
         my $onchange = 'onFocus="javascript:window.document.forms'.
             '[\'envform\'].elements[\'newp_setparmval\']'.
             '.checked=true;"';
-	$output.='<tr><td><i>'.&mt('Create New Environment Variable').'</i><br />'.
+	$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></tr>';
+	    '<input type="checkbox" name="newp_setparmval" /></td>'.
+	    &Apache::loncommon::end_data_table_row()."\n";
     }
     my %lt=&Apache::lonlocal::texthash(
 		    'par'   => 'Parameter',
@@ -2292,20 +2310,22 @@ sub crsenv {
 	'</script>';
     
     my $start_page = 
-	&Apache::loncommon::start_page('Set Course Environment Parameters',
+	&Apache::loncommon::start_page('Set Course Environment',
 				       $browse_js);
     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">
 $setoutput
-<p>
-<table border=2>
-<tr><th>$lt{'par'}</th><th>$lt{'val'}</th><th>$lt{'set'}?</th></tr>
+$start_table
+$start_header_row
+<th>$lt{'par'}</th><th>$lt{'val'}</th><th>$lt{'set'}?</th>
+$end_header_row
 $output
-</table>
+$end_table
 <input type="submit" name="crsenv" value="$lt{'sce'}">
 </form>
 $end_page
@@ -2392,8 +2412,8 @@ sub storedata {
 			    $r->print('<br />'.&mt('Stored modified parameter for').' '.
 				      &Apache::loncommon::plainname($tuname,$tudom));
 			} else {
-			    $r->print('<h2><font color="red">'.
-				      &mt('Error storing parameters').'</font></h2>');
+			    $r->print('<div class="LC_error">'.
+				      &mt('Error storing parameters').'</div>');
 			}
 			&Apache::lonnet::devalidateuserresdata($tuname,$tudom);
 		    } else {
@@ -2407,8 +2427,8 @@ sub storedata {
 			    &log_parmset({$tkey=>''},1,$tuname,$tudom);
 			$r->print('<br />'.&mt('Deleted parameter for').' '.&Apache::loncommon::plainname($tuname,$tudom));
 		    } else {
-			$r->print('<h2><font color="red">'.
-				  &mt('Error deleting parameters').'</font></h2>');
+			$r->print('<div class="LC_error">'.
+				  &mt('Error deleting parameters').'</div>');
 		    }
 		    &Apache::lonnet::devalidateuserresdata($tuname,$tudom);
 		} else {
@@ -2425,8 +2445,8 @@ sub storedata {
 			    &log_parmset({$tkey=>$data,$tkey.'.type' => $typeof},0,$tuname,$tudom);
 			    $r->print('<br />'.&mt('Stored modified date for').' '.&Apache::loncommon::plainname($tuname,$tudom));
 			} else {
-			    $r->print('<h2><font color="red">'.
-				      &mt('Error storing parameters').'</font></h2>');
+			    $r->print('<div class="LC_error">'.
+				      &mt('Error storing parameters').'</div>');
 			}
 			&Apache::lonnet::devalidateuserresdata($tuname,$tudom);
 		    } else {
@@ -2447,8 +2467,8 @@ sub storedata {
 	    &log_parmset(\%loghash,1);
 	    $r->print('<h2>'.&mt('Deleted [_1] parameter(s)</h2>',$delentries));
 	} else {
-	    $r->print('<h2><font color="red">'.
-		      &mt('Error deleting parameters').'</font></h2>');
+	    $r->print('<div class="LC_error">'.
+		      &mt('Error deleting parameters').'</div>');
 	}
 	&Apache::lonnet::devalidatecourseresdata($crs,$dom);
     }
@@ -2457,8 +2477,8 @@ sub storedata {
 			    &log_parmset(\%newdata,0);
 	    $r->print('<h3>'.&mt('Stored [_1] parameter(s)',$putentries/2).'</h3>');
 	} else {
-	    $r->print('<h2><font color="red">'.
-		      &mt('Error storing parameters').'</font></h2>');
+	    $r->print('<div class="LC_error">'.
+		      &mt('Error storing parameters').'</div>');
 	}
 	&Apache::lonnet::devalidatecourseresdata($crs,$dom);
     }
@@ -2533,12 +2553,12 @@ sub listdata {
 	    }
 	    $middle=~s/\.+$//;
 	    $middle=~s/^\.+//;
-	    my $realm='<font color="red">'.&mt('All Resources').'</font>';
+	    my $realm='<span class="LC_parm_scope_all">'.&mt('All Resources').'</span>';
 	    if ($middle=~/^(.+)\_\_\_\(all\)$/) {
-		$realm='<font color="green">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <br /><font color="#aaaaaa" size="-2">('.$1.')</font></font>';
+		$realm='<span class="LC_parm_scope_folder">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <br /><span class="LC_parm_folder">('.$1.')</span></span>';
 	    } elsif ($middle) {
 		my ($map,$id,$url)=&Apache::lonnet::decode_symb($middle);
-		$realm='<font color="orange">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><font color="#aaaaaa" size="-2">('.$url.' in '.$map.' id: '.$id.')</font></font>';
+		$realm='<span class="LC_parm_scope_resource">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><span class="LC_parm_symb">('.$url.' in '.$map.' id: '.$id.')</span></span>';
 	    }
 	    if ($sortorder eq 'realmstudent') {
 		if ($realm ne $oldrealm) {
@@ -2565,7 +2585,7 @@ sub listdata {
 	    }
 	    if ($part ne $oldpart) {
 		$r->print(&tableend().
-			  "\n<font color='blue'>".&mt('Part').": $part</font>");
+			  "\n<span class=\"LC_parm_part\">".&mt('Part').": $part</span>");
 		$oldpart=$part;
 	    }
 #
@@ -2698,24 +2718,27 @@ ENDOVER
 
 # Menu to select levels, etc
 
-    $r->print('<table border="1"><tr><td>');
+    $r->print('<table id="LC_parm_overview_scope">
+               <tr><td class="LC_parm_overview_level_menu">');
     &levelmenu($r,\%alllevs,$parmlev);
     if ($parmlev ne 'general') {
-	$r->print('<td>');
+	$r->print('<td class="LC_parm_overview_map_menu">');
 	&mapmenu($r,\%allmaps,$pschp,\%maptitles);
 	$r->print('</td>');
     }
     $r->print('</td></tr></table>');
 
-    $r->print('<table border="1"><tr><td>');  
+    $r->print('<table id="LC_parm_overview_controls">
+               <tr><td class="LC_parm_overview_parm_selectors">');  
     &parmmenu($r,\%allparms,\@pscat,\%keyorder);
-    $r->print('</td><td><table border="0" cellspacing="0" cellpadding="0">'.
-              '<tr><td>'.&mt('Parts').'</td><td></td><td>'.&mt('Section(s)').
-              '</td><td></td><td>'.&mt('Group(s)').'</td></tr><tr><td>');
+    $r->print('</td><td class="LC_parm_overview_restrictions">
+                <table class="LC_parm_overview_restrictions">'.
+              '<tr><th>'.&mt('Parts').'</th><th>'.&mt('Section(s)').
+              '</th><th>'.&mt('Group(s)').'</th></tr><tr><td>');
     &partmenu($r,\%allparts,\@psprt);
-    $r->print('</td><td>&nbsp;</td><td>');
+    $r->print('</td><td>');
     &sectionmenu($r,\@selected_sections);
-    $r->print('</td><td>&nbsp;</td><td>');
+    $r->print('</td><td>');
     &groupmenu($r,\@selected_groups);
     $r->print('</td></tr></table>');
     $r->print('</td></tr></table>');
@@ -2985,8 +3008,9 @@ ENDMAINFORMHEAD
     my $vgr  = &Apache::lonnet::allowed('vgr',$env{'request.course.id'});
 
     my @menu =
-        (
-          { text => 'Set Course Environment Parameters',
+        ( { divider=>'Settings for Your Course',
+	  },
+          { text => 'Set Course Environment',
 	    action => 'crsenv',
             permission => $parm_permission,
             },
@@ -2998,17 +3022,17 @@ ENDMAINFORMHEAD
 	    url => '/adm/slotrequest?command=showslots',
 	    permission => $vgr,
             },
-	  { divider => 1,
+          { 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,
             },
-          { text => 'Modify Resource Parameters - Overview Mode',
-            action => 'setoverview',
-            permission => $parm_permission,
-            },          
-	  { text => 'Set Resource Parameters - Overview Mode',
+ 	  { text => 'Set/Modify Resource Parameters - Overview Mode',
             action => 'newoverview',
             permission => $parm_permission,
             },
@@ -3017,10 +3041,12 @@ ENDMAINFORMHEAD
             permission => $parm_permission,
             help => 'Cascading_Parameters',
             },
-          { text => 'Set Parameter Setting Default Actions',
-            action => 'setdefaults',
+           { divider => 'Existing Parameter Settings for Your Resources',
+	  },
+	  { text => 'Modify Resource Parameters - Overview Mode',
+            action => 'setoverview',
             permission => $parm_permission,
-            },          
+ 	    },          
 	  { text => 'Parameter Change Log and Course Blog Posting/User Notification',
             action => 'parameterchangelog',
             permission => $parm_permission,
@@ -3029,19 +3055,19 @@ ENDMAINFORMHEAD
     my $menu_html = '';
     foreach my $menu_item (@menu) {
 	if ($menu_item->{'divider'}) {
-	    $menu_html .= '<hr />';
+	    $menu_html .= '<h3>'.&mt($menu_item->{'divider'}).'</h3>';
 	    next;
 	}
         next if (! $menu_item->{'permission'});
         $menu_html.='<p>';
-        $menu_html.='<font size="+1">';
+        $menu_html.='<span class="LC_parm_menu_item">';
         if (exists($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></font>';
+        $menu_html.= &mt($menu_item->{'text'}).'</a></span>';
         if (exists($menu_item->{'help'})) {
             $menu_html.=
                 &Apache::loncommon::help_open_topic($menu_item->{'help'});
@@ -3230,11 +3256,15 @@ ENDDEFHEAD
     }
 $r->print(&mt('Manual setting rules apply to all interfaces.').'<br />'.
 	  &mt('Automatic setting rules apply to table mode interfaces only.'));
-    $r->print("\n<table border='1'><tr><th>".&mt('Rule for parameter').'</th><th>'.
-	      &mt('Action').'</th><th>'.&mt('Value').'</th></tr>');
+    $r->print("\n".&Apache::loncommon::start_data_table().
+	      &Apache::loncommon::start_data_table_header_row().
+	      "<th>".&mt('Rule for parameter').'</th><th>'.
+	      &mt('Action').'</th><th>'.&mt('Value').'</th>'.
+	      &Apache::loncommon::end_data_table_header_row());
     foreach my $tempkey (&keysindisplayorder(\%allparms,\%keyorder)) {
 	unless ($tempkey) { next; }
-	$r->print("\n<tr><td>".$allparms{$tempkey}."\n<br />(".$tempkey.')</td><td>');
+	$r->print("\n".&Apache::loncommon::start_data_table_row().
+		  "<td>".$allparms{$tempkey}."\n<br />(".$tempkey.')</td><td>');
 	my $action=&rulescache($tempkey.'_action');
 	$r->print('<select name="'.$tempkey.'_action">');
 	if (&isdateparm($defkeytype{$tempkey})) {
@@ -3283,9 +3313,10 @@ ENDYESNO
         } else {
 	    $r->print('<input type="text" size="20" name="'.$tempkey.'_value" value="'.&rulescache($tempkey.'_value').'" />');
 	}
-        $r->print('</td></tr>');
+        $r->print('</td>'.&Apache::loncommon::end_data_table_row());
     }
-    $r->print("</table>\n<input type='submit' name='storerules' value='".
+    $r->print(&Apache::loncommon::end_data_table().
+	      "\n<input type='submit' name='storerules' value='".
 	      &mt('Store Rules')."' /></form>\n".
 	      &Apache::loncommon::end_page());
     return;
@@ -3312,16 +3343,19 @@ sub components {
 	$section=&mt('User').": ".&Apache::loncommon::plainname($uname,$udom);
 	$issection='';
     }
-    my $realm='<font color="red">'.&mt('All Resources').'</font>';
+    my $realm='<span class="LC_parm_scope_all">'.&mt('All Resources').'</span>';
+    my $realmdescription=&mt('all resources'); 
     if ($middle=~/^(.+)\_\_\_\(all\)$/) {
-	$realm='<font color="green">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <br /><font color="#aaaaaa" size="-2">('.$1.')</font></font>';
-    } elsif ($middle) {
+	$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($1);
+   } elsif ($middle) {
 	my ($map,$id,$url)=&Apache::lonnet::decode_symb($middle);
-	$realm='<font color="orange">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><font color="#aaaaaa" size="-2">('.$url.' in '.$map.' id: '.$id.')</font></font>';
+	$realm='<span class="LC_parm_scope_resource">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><span class="LC_parm_symb">('.$url.' in '.$map.' id: '.$id.')</span></span>';
+	$realmdescription=&mt('resource').' '.&Apache::lonnet::gettitle($middle);
     }
     my $what=$part.'.'.$name;
     return ($realm,$section,$name,$part,$typeflag,
-	    $what,$middle,$uname,$udom,$issection);
+	    $what,$middle,$uname,$udom,$issection,$realmdescription);
 }
 
 sub standard_parameter_names {
@@ -3333,9 +3367,18 @@ sub standard_parameter_names {
 						   'weight' => 'Weight',
 						   'date_start' => 'Starting Date',
 						   'date_end' => 'Ending Date',
+                                                   'interval' => 'Time Interval Length',
+                                                   'tol' => 'Numerical Tolerance',
+                                                   'sig' => 'Significant Digits',
+                                                   'contentopen' => 'Content Opening Date',
+                                                   'contentclose' => 'Content Closing Date',
+                                                   'discussend' => 'End of Discussion Time',
+                                                   'discusshide' => 'Discussion Hidden',
+                                                   'problemstatus' => 'Problem Status Visible',
 						   'int_pos' => 'Positive Integer',
 						   'int_zero_pos' => 'Positive Integer or Zero',
-						   'hinttries' => 'Number of Tries till Hints appear');
+						   'hinttries' => 'Number of Tries till Hints appear',
+                                                   'numbubbles' => 'Number of Bubbles in Exam Mode');
     if ($standard_parms{$name}) {
 	return $standard_parms{$name}; 
     } else { 
@@ -3343,18 +3386,47 @@ sub standard_parameter_names {
     }
 }
 
+#
+# Parameter Change Log
+#
+
+
 sub parm_change_log {
     my ($r)=@_;
     &startpage($r);
     my %parmlog=&Apache::lonnet::dump('nohist_parameterlog',
 				      $env{'course.'.$env{'request.course.id'}.'.domain'},
 				      $env{'course.'.$env{'request.course.id'}.'.num'});
+
+    if ((keys(%parmlog))[0]=~/^error\:/) { undef(%parmlog); }
+
+    $r->print('<form action="/adm/parmset?action=settable"
+                     method="post" name"parameterlog">
+               <input type="hidden" name="action"
+                      value="parameterchangelog" />');
+    
+    my %saveable_parameters = ('show' => 'scalar',);
+    &Apache::loncommon::store_course_settings('parameter_log',
+                                              \%saveable_parameters);
+    &Apache::loncommon::restore_course_settings('parameter_log',
+                                                \%saveable_parameters);
+    if (!$env{'form.show'}) { $env{'form.show'}=10; }
+
+    my $countselect =
+	&Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
+				    (&mt('all'),10,20,50,100,1000,10000));
+
+    $r->print('<nobr>'.&mt('[_1] Records',$countselect).'</nobr>'.
+	      '<input type="submit" value="'.&mt('Display').'" />');
+
     my $courseopt=&Apache::lonnet::get_courseresdata($env{'course.'.$env{'request.course.id'}.'.num'},
 						     $env{'course.'.$env{'request.course.id'}.'.domain'});
-    $r->print('<table border="2">');
-    my $bgcolor='#EEEEEE';
+    $r->print(&Apache::loncommon::start_data_table().&Apache::loncommon::start_data_table_header_row().
+	      '<th>'.&mt('Time').'</th><th>'.&mt('User').'</th><th>'.&mt('Extent').'</th><th>'.&mt('Users').'</th><th>'.
+	      &mt('Parameter').'</th><th>'.&mt('Part').'</th><th>'.&mt('New Value').'</th><th>'.&mt('Announce').'</th>'.
+	      &Apache::loncommon::end_data_table_header_row());
+    my $shown=0;
     foreach my $id (sort { $parmlog{$b}{'exe_time'}<=>$parmlog{$a}{'exe_time'} } (keys(%parmlog))) {
-	if ($bgcolor eq '#EEEEEE') { $bgcolor='#FFFFCC'; } else { $bgcolor='#EEEEEE'; }
         my @changes=keys(%{$parmlog{$id}{'logentry'}});
 	my $count=$#changes+1;
 	my $time =
@@ -3374,7 +3446,8 @@ sub parm_change_log {
 						   $parmlog{$id}{'exe_uname'},
 						   $parmlog{$id}{'exe_udom'});
 	}
-	$r->print('<tr bgcolor="'.$bgcolor.'"><td rowspan="'.$count.'">'.$time.'</td>
+	my $row_start=&Apache::loncommon::start_data_table_row();
+	$r->print($row_start.'<td rowspan="'.$count.'">'.$time.'</td>
                        <td rowspan="'.$count.'">'.$about_me_link.
 		  '<br /><tt>'.$parmlog{$id}{'exe_uname'}.
 			          ':'.$parmlog{$id}{'exe_udom'}.'</tt>'.
@@ -3383,10 +3456,10 @@ sub parm_change_log {
 	my %istype=();
 	foreach my $changed (reverse(sort(@changes))) {
             my $value=$parmlog{$id}{'logentry'}->{$changed};
-            my ($realm,$section,$parmname,$part,$typeflag,$what,$middle,$uname,$udom,$issection)=
+            my ($realm,$section,$parmname,$part,$typeflag,$what,$middle,$uname,$udom,$issection,$realmdescription)=
 		&components($changed,$parmlog{$id}{'uname'},$parmlog{$id}{'udom'});
 	    if ($typeflag) { $istype{$parmname}=$value; }
-	    if ($makenewrow) { $r->print('<tr bgcolor="'.$bgcolor.'">'); } else { $makenewrow=1; }
+	    if ($makenewrow) { $r->print($row_start); } else { $makenewrow=1; }
 	    $r->print('<td>'.$realm.'</td><td>'.$section.'</td><td>'.
 		      &standard_parameter_names($parmname).'</td><td>'.
 		      ($part?&mt('Part: [_1]',$part):&mt('All Parts')).'</td><td>');
@@ -3405,7 +3478,7 @@ sub parm_change_log {
 			$r->print($value);
 		    }
 		    if ($value ne $all[$level]) {
-			$r->print('<br /><font color="red">'.&mt('Not active anymore').'</font>');
+			$r->print('<br /><span class="LC_warning">'.&mt('Not active anymore').'</span>');
 		    } else {
 			$stillactive=1;
 		    }
@@ -3413,18 +3486,29 @@ sub parm_change_log {
 	    }
 	    $r->print('</td>');
 	    if ($stillactive) {
+		my $title=&mt('Changed [_1]',&standard_parameter_names($parmname));
+                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)) {
-		    $r->print('<td>Notify Link</td>');
+		    $r->print('<td>'.
+			      &Apache::loncommon::messagewrapper('Notify User',$uname,$udom,$title,$description).
+			      '</td>');
 		} else {
-		    $r->print('<td>Blog Link</td>');
+		    $r->print('<td>'.
+			      &Apache::lonrss::course_blog_link($id,$title,$description).
+			      '</td>');
 		}
 	    } else {
 		$r->print('<td>&nbsp;</td>');
 	    }
-	    $r->print('</tr>');
+	    $r->print(&Apache::loncommon::end_data_table_row());
 	}
+	$shown++;
+	if (!($env{'form.show'} eq &mt('all') 
+	      || $shown<=$env{'form.show'})) { last; }
     }
-    $r->print('</table>');
+    $r->print(&Apache::loncommon::end_data_table());
+    $r->print('</form>');
     $r->print(&Apache::loncommon::end_page());
 }