diff --git a/assets/js/backend_calendar_default_view.js b/assets/js/backend_calendar_default_view.js
index 566a235b..163bd86b 100755
--- a/assets/js/backend_calendar_default_view.js
+++ b/assets/js/backend_calendar_default_view.js
@@ -363,14 +363,6 @@ window.BackendCalendarDefaultView = window.BackendCalendarDefaultView || {};
                 && GlobalVariables.user.privileges.appointments.delete === true)
                 ? '' : 'hide'; // Same value at the time.
 
-            var provider = '';
-
-            if (event.data) { // Only custom unavailable periods have notes.
-                provider = '<strong>' + EALang.provider + '</strong> ' + event.data.first_name + ' ' + event.data.last_name;
-            }
-
-            var extraPeriod = jQuery.parseJSON(event.data.settings.extra_working_plan)[event.start.format()];
-
             $html = $('<div/>', {
                 'html': [
                     $('<strong/>', {
diff --git a/assets/js/backend_calendar_extra_periods_modal.js b/assets/js/backend_calendar_extra_periods_modal.js
index 51dcfc47..4403e2a4 100644
--- a/assets/js/backend_calendar_extra_periods_modal.js
+++ b/assets/js/backend_calendar_extra_periods_modal.js
@@ -87,7 +87,7 @@ window.BackendCalendarExtraPeriodsModal = window.BackendCalendarExtraPeriodsModa
                 GeneralFunctions.displayMessageBox('Communication Error', 'Unfortunately ' +
                     'the operation could not complete due to server communication errors.');
 
-                $dialog.find('.modal-message').txt(EALang.service_communication_error);
+                $dialog.find('.modal-message').text(EALang.service_communication_error);
                 $dialog.find('.modal-message').addClass('alert-danger').removeClass('hidden');
             };
 
diff --git a/assets/js/general_functions.js b/assets/js/general_functions.js
index a4ae173b..8973df9c 100755
--- a/assets/js/general_functions.js
+++ b/assets/js/general_functions.js
@@ -313,7 +313,7 @@ window.GeneralFunctions = window.GeneralFunctions || {};
             return;
         }
 
-        GeneralFunctions.displayMessageBox(EALang.unexpected_issues, EALang.unexpected_issues_message, []);
+        GeneralFunctions.displayMessageBox(EALang.unexpected_issues, EALang.unexpected_issues_message);
 
         $('<div/>', {
             'class': 'well',