Merged r4014 from trunk.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/1.0-stable@4026 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/application_helper.rb

@@ -737,6 +737,11 @@ module ApplicationHelper
         javascript_include_tag('context_menu') +
           stylesheet_link_tag('context_menu')
       end
+      if l(:direction) == 'rtl'
+        content_for :header_tags do
+          stylesheet_link_tag('context_menu_rtl')
+        end
+      end
       @context_menu_included = true
     end
     javascript_tag "new ContextMenu('#{ url_for(url) }')"