--- loncom/interface/lonparmset.pm	2002/08/14 16:04:30	1.60
+++ loncom/interface/lonparmset.pm	2002/08/17 20:04:18	1.62
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set parameters for assessments
 #
-# $Id: lonparmset.pm,v 1.60 2002/08/14 16:04:30 albertel Exp $
+# $Id: lonparmset.pm,v 1.62 2002/08/17 20:04:18 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1233,12 +1233,13 @@ sub crsenv {
             }
             if ($name eq 'url') {
 		$value=~s/^\/res\///;
+                my $bkuptime=time;
                 my @tmp = &Apache::lonnet::get
                     ('environment',['url'],$dom,$crs);
                 $setoutput.='Backing up previous URL: '.
                     &Apache::lonnet::put
                         ('environment',
-                         {'top level map backup ' => $tmp[1] },
+                         {'top level map backup '.$bkuptime => $tmp[1] },
                          $dom,$crs).
                     '<br>';
             }
@@ -1282,9 +1283,11 @@ sub crsenv {
              'pageseparators'  => '<b>Visibly Separate Items on Pages</b><br>'.
                                  '("<tt>yes</tt>" for visible separation)',
              'pch.roles.denied'=> '<b>Disallow Resource Discussion for '.
-                                  'Roles</b> ' . 
-	   Apache::loncommon::help_open_topic("Course_Disable_Discussion")
-	                          ,
+                                  'Roles</b><br>"<tt>st</tt>": '.
+                                  'student, "<tt>ta</tt>": '.
+                                  'TA, "<tt>in</tt>": '.
+                                  'instructor;<br><tt>role,role,...</tt>) '.
+	       Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
              'pch.users.denied' => 
                           '<b>Disallow Resource Discussion for Users</b><br>'.
                                  '(<tt>user:domain,user:domain,...</tt>)',