--- loncom/interface/lonhtmlcommon.pm	2017/04/10 02:51:38	1.384
+++ loncom/interface/lonhtmlcommon.pm	2017/11/16 13:31:29	1.390
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common html routines
 #
-# $Id: lonhtmlcommon.pm,v 1.384 2017/04/10 02:51:38 raeburn Exp $
+# $Id: lonhtmlcommon.pm,v 1.390 2017/11/16 13:31:29 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -92,7 +92,7 @@ sub raw_href_to_link {
 
 sub entity_encode {
     my ($text)=@_;
-    return &HTML::Entities::encode($text, '<>&"');
+    return &HTML::Entities::encode($text, '\'<>&"');
 }
 
 sub direct_parm_link {
@@ -1025,11 +1025,15 @@ data structure used for bookkeeping.
 
 =item $number_to_do The total number of items being processed.
 
+=item $preamble Optional HTML to display before the progress bar.
+
 =back
 
 =back
 
 Returns a hash containing the progress state data structure.
+If $number_to_do is zero or null, an indeterminate progress bar will
+be used.
 
 =item &Update_PrgWin()
 
@@ -1118,20 +1122,20 @@ Returns: none
 
 # Create progress
 sub Create_PrgWin {
-    my ($r,$number_to_do)=@_;
+    my ($r,$number_to_do,$preamble)=@_;
     my %prog_state;
     $prog_state{'done'}=0;
     $prog_state{'firststart'}=&Time::HiRes::time();
     $prog_state{'laststart'}=&Time::HiRes::time();
     $prog_state{'max'}=$number_to_do;
-    &Apache::loncommon::LCprogressbar($r); 
+    &Apache::loncommon::LCprogressbar($r,$prog_state{'max'},$preamble); 
     return %prog_state;
 }
 
 # update progress
 sub Update_PrgWin {
     my ($r,$prog_state,$displayString)=@_;
-    &Apache::loncommon::LCprogressbarUpdate($r,undef,$displayString);
+    &Apache::loncommon::LCprogressbarUpdate($r,undef,$displayString,$$prog_state{'max'});
     $$prog_state{'laststart'}=&Time::HiRes::time();
 }
 
@@ -1181,7 +1185,7 @@ sub Increment_PrgWin {
     if ($$prog_state{'max'}) {
        $percent=int(100.*$current/$$prog_state{'max'});
     }
-    &Apache::loncommon::LCprogressbarUpdate($r,$percent,$timeinfo);
+    &Apache::loncommon::LCprogressbarUpdate($r,$percent,$timeinfo,$$prog_state{'max'});
     $$prog_state{'laststart'}=&Time::HiRes::time();
 }
 
@@ -1301,9 +1305,9 @@ sub htmlareaheaders {
 ENDEDITOR
 	}
     $s.=(<<ENDJQUERY);
-<script type="text/javascript" src="/adm/jQuery/js/jquery-1.11.3.min.js"></script>
-<script type="text/javascript" src="/adm/jQuery/js/jquery-ui-1.11.4.custom.min.js"></script>
-<link rel="stylesheet" type="text/css" href="/adm/jQuery/css/smoothness/jquery-ui-1.11.4.custom.css" />
+<script type="text/javascript" src="/adm/jQuery/js/jquery-3.2.1.min.js"></script>
+<script type="text/javascript" src="/adm/jQuery/js/jquery-ui-1.12.1.custom.min.js"></script>
+<link rel="stylesheet" type="text/css" href="/adm/jQuery/css/smoothness/jquery-ui-1.12.1.custom.min.css" />
 <script type="text/javascript" src="/adm/jpicker/js/jpicker-1.1.6.min.js" >
 </script>
 <link rel="stylesheet" type="text/css" href="/adm/jpicker/css/jPicker-1.1.6.min.css" />
@@ -1727,7 +1731,7 @@ sub show_return_link {
             (($env{'request.noversionuri'}=~/^\/adm\//) &&
              ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
              ($env{'request.noversionuri'}!~
-              m{^/adm/.*/(smppg|bulletinboard|exttools?)($|\?)})
+              m{^/adm/.*/(smppg|bulletinboard|ext\.tool)($|\?)})
            ));
 }
 
@@ -3608,15 +3612,18 @@ sub jump_to_editres {
 # javascript_valid_email
 #
 # Generates javascript to validate an e-mail address.
-# Returns a javascript function which accetps a form field as argumnent, and
+# Returns a javascript function which accepts a form field as argument, and
 # returns false if field.value does not satisfy two regular expression matches
 # for a valid e-mail address.  Backwards compatible with old browsers without
 # support for javascript RegExp (just checks for @ in field.value in this case). 
 
 sub javascript_valid_email {
     my $scripttag .= <<'END';
-function validmail(field) {
+function validmail(field,suffix) {
     var str = field.value;
+    if (suffix != '' && suffix != undefined) {
+        str += suffix;
+    }
     if (window.RegExp) {
         var reg1str = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)";
         var reg2str = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$"; //"