diff --git a/bibstro/configdialog_js.html b/bibstro/configdialog_js.html
index 00bde87f4..7b889ca73 100644
--- a/bibstro/configdialog_js.html
+++ b/bibstro/configdialog_js.html
@@ -1,6 +1,7 @@
+<!--you do not need to call these tags more than once, it decreases performance slightly.
 <script src="//ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
 <script src="//ajax.aspnetcdn.com/ajax/jquery.validate/1.11.1/jquery.validate.min.js"></script>
-
+-->
 <script>
 $(function () {
   var validator = $('#configForm').validate({