Changes for dat and time format

Impression bug when some i18n missing in impressionable object
JS bug in ad_banner edit title

app/helpers/application_helper.rb

@@ -204,4 +204,12 @@ module ApplicationHelper
     is_manager? || is_admin? 
   end
 
+  def display_date_time(object)
+    object.strftime("%Y-%m-%d %H:%M:%S")
+  end
+
+  def display_date(object)
+    object.strftime("%Y-%m-%d")
+  end
+
 end