Add user_portal_load_notification_by_ajax validation

user_portal.php

@@ -39,7 +39,9 @@ $load_dirs = api_get_setting('show_documents_preview');
 $displayMyCourseViewBySessionLink = api_get_setting('my_courses_view_by_session') === 'true';
 $nameTools = get_lang('MyCourses');
 
-// Load notification by ajax
+// Load course notification by ajax
+$loadNotificationsByAjax = api_get_configuration_value('user_portal_load_notification_by_ajax');
+if ($loadNotificationsByAjax) {
     $htmlHeadXtra[] = '<script>
     $(function() {
         $(".course_notification").each(function(index) {
@@ -58,8 +60,8 @@ $(function() {
             });
         });
     });
-
     </script>';
+}
 
 /*
     Header