--- a/app/soc/views/sitemap/sidebar.py	Wed Nov 26 15:52:38 2008 +0000
+++ b/app/soc/views/sitemap/sidebar.py	Wed Nov 26 16:33:36 2008 +0000
@@ -34,6 +34,9 @@
 
   for callback in SIDEBAR:
     menu = callback(request)
-    sidebar.append(menu)
+    
+    if menu:
+      # only if there is a menu we should append it
+      sidebar.append(menu)
 
   return sidebar