diff --git a/calendar/inc/class.calendar_uiforms.inc.php b/calendar/inc/class.calendar_uiforms.inc.php
index 6e86feb311..d08a7c74bf 100644
--- a/calendar/inc/class.calendar_uiforms.inc.php
+++ b/calendar/inc/class.calendar_uiforms.inc.php
@@ -1531,7 +1531,7 @@ class calendar_uiforms extends calendar_ui
 			$readonlys['__ALL__'] = true;	// making everything readonly, but widgets set explicitly to false
 			$readonlys['alarm'] = $readonlys['button[cancel]'] = $readonlys['action'] =
 				$readonlys['before_after'] = $readonlys['button[add_alarm]'] = $readonlys['new_alarm[owner]'] =
-				$readonlys['new_alarm[options]'] = false;
+				$readonlys['new_alarm[options]'] = $readonlys['new_alarm[date]'] = false;
 
 			$content['participants']['no_add'] = true;
 
diff --git a/calendar/js/app.js b/calendar/js/app.js
index dca128b23d..4ab04ba118 100644
--- a/calendar/js/app.js
+++ b/calendar/js/app.js
@@ -1256,7 +1256,7 @@ app.classes.calendar = AppJS.extend(
 			{
 				alarm_date.set_class('');
 			}
-			var startDate = start.get_value();
+			var startDate = typeof start.get_value != 'undefined'?start.get_value():start.value;
 			if (startDate)
 			{
 				var date = new Date(startDate);