diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 4923ccb31..ad81f79a8 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -1093,7 +1093,11 @@ module ApplicationHelper
     unless @calendar_headers_tags_included
       @calendar_headers_tags_included = true
       content_for :header_tags do
-        tags = javascript_tag("var datepickerOptions={dateFormat: 'yy-mm-dd', showOn: 'button', buttonImageOnly: true, buttonImage: '" + path_to_image('/images/calendar.png') + "'};")
+        tags = javascript_tag(
+                   "var datepickerOptions={dateFormat: 'yy-mm-dd', " +
+                     "showOn: 'button', buttonImageOnly: true, buttonImage: '" + 
+                     path_to_image('/images/calendar.png') +
+                     "', showButtonPanel: true};")
         jquery_locale = l('jquery.locale', :default => current_language.to_s)
         unless jquery_locale == 'en'
           tags << javascript_include_tag("i18n/jquery.ui.datepicker-#{jquery_locale}.js")