Hopefully, the PMA_messages[] error will be resolved now. Most probably

a context issue was causing the error.

js/functions.js

@@ -1962,7 +1962,7 @@ $(document).ready(function() {
             $('<div id="create_table_dialog"></div>')
             .append(data)
             .dialog({
-                title: PMA_messages['strCreateTable'],
+                title: top.frame_content.PMA_messages['strCreateTable'],
                 width: 900,
                 buttons : button_options
             }); // end dialog options

js/server_privileges.js

@@ -150,6 +150,7 @@ $(document).ready(function() {
             .find("#addUsersForm").append('<input type="hidden" name="ajax_request" value="true" />')
             .end()
             .dialog({
+                title: top.frame_content.PMA_messages['strAddNewUser'],
                 width: 800,
                 modal: true,
                 buttons: button_options