--- loncom/interface/lonhtmlcommon.pm	2017/05/07 13:57:58	1.385
+++ loncom/interface/lonhtmlcommon.pm	2017/11/06 03:08:40	1.389
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common html routines
 #
-# $Id: lonhtmlcommon.pm,v 1.385 2017/05/07 13:57:58 raeburn Exp $
+# $Id: lonhtmlcommon.pm,v 1.389 2017/11/06 03:08:40 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 {
@@ -1301,9 +1301,9 @@ sub htmlareaheaders {
 ENDEDITOR
 	}
     $s.=(<<ENDJQUERY);
-<script type="text/javascript" src="/adm/jQuery/js/jquery-1.11.3.min.js"></script>
-<script type="text/javascript" src="/adm/jQuery/js/jquery-ui-1.11.4.custom.min.js"></script>
-<link rel="stylesheet" type="text/css" href="/adm/jQuery/css/smoothness/jquery-ui-1.11.4.custom.css" />
+<script type="text/javascript" src="/adm/jQuery/js/jquery-3.2.1.min.js"></script>
+<script type="text/javascript" src="/adm/jQuery/js/jquery-ui-1.12.1.custom.min.js"></script>
+<link rel="stylesheet" type="text/css" href="/adm/jQuery/css/smoothness/jquery-ui-1.12.1.custom.min.css" />
 <script type="text/javascript" src="/adm/jpicker/js/jpicker-1.1.6.min.js" >
 </script>
 <link rel="stylesheet" type="text/css" href="/adm/jpicker/css/jPicker-1.1.6.min.css" />
@@ -1727,7 +1727,7 @@ sub show_return_link {
             (($env{'request.noversionuri'}=~/^\/adm\//) &&
              ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
              ($env{'request.noversionuri'}!~
-              m{^/adm/.*/(smppg|bulletinboard|exttool)($|\?)})
+              m{^/adm/.*/(smppg|bulletinboard|ext\.tool)($|\?)})
            ));
 }
 
@@ -3608,15 +3608,18 @@ 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 $scripttag .= <<'END';
-function validmail(field) {
+function validmail(field,suffix) {
     var str = field.value;
+    if (suffix != '' && suffix != undefined) {
+        str += suffix;
+    }
     if (window.RegExp) {
         var reg1str = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)";
         var reg2str = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$"; //"