Index: openacs-4/packages/calendar/www/cal-item-new.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/calendar/www/cal-item-new.tcl,v
diff -u -N -r1.41.2.1 -r1.41.2.2
--- openacs-4/packages/calendar/www/cal-item-new.tcl	17 Apr 2019 19:42:59 -0000	1.41.2.1
+++ openacs-4/packages/calendar/www/cal-item-new.tcl	22 Apr 2019 19:16:41 -0000	1.41.2.2
@@ -375,8 +375,8 @@
 
 } -on_request {
 
-    template::add_event_listener -id cal_item:elements:time_p:0 -script {TimePChanged(this);}
-    template::add_event_listener -id cal_item:elements:time_p:1 -script {TimePChanged(this);}
+    template::add_event_listener -id cal_item:elements:time_p:0 -preventdefault=false -script {TimePChanged(this);}
+    template::add_event_listener -id cal_item:elements:time_p:1 -preventdefault=false -script {TimePChanged(this);}
     template::add_event_listener -id cal_item.date-button -script {showCalendarWithDateWidget('date', 'y-m-d');}
 
     template::add_body_script -script {