diff --git a/app/views/admin/ad_images/_form.html.erb b/app/views/admin/ad_images/_form.html.erb
index c04246a8..1089db3b 100644
--- a/app/views/admin/ad_images/_form.html.erb
+++ b/app/views/admin/ad_images/_form.html.erb
@@ -32,10 +32,10 @@
                       today = today.format('isoDate');
                       var state = false;
                       var arr = state ? "▼" : "▲"
-											var start_date = <%= "'#{@ad_image.post_date.strftime('%Y / %m / %d')}'"%> || today
-											var end_date = <%= "'#{@ad_image.unpost_date.strftime('%Y / %m / %d')}'"%> || today
+											var start_date = <%= @ad_image.post_date.nil?? 'today' : "'#{@ad_image.post_date.strftime('%Y / %m / %d')}'" %>;
+											var end_date = <%= @ad_image.unpost_date.nil?? 'today' : "'#{@ad_image.unpost_date.strftime('%Y / %m / %d')}'" %>;
                       //calendarRange
-                      $('#calendarRange .showDate').html(start_date+" - "+end_date)
+                      $('#calendarRange .showDate').html(start_date+" - "+end_date);
                       $('#calendarRange .calendarInput').val(start_date+" - "+end_date);
                       $('#calendarRange #widgetCalendar').DatePicker({
                           flat: true,