diff --git a/context_processors.py b/context_processors.py
new file mode 100644
index 000000000..6c5c77d6b
--- /dev/null
+++ b/context_processors.py
@@ -0,0 +1,30 @@
+#
+# This file is part of Plinth.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+import re
+import cfg
+
+
+def plinth_processor(request):
+    """Add additional context values to RequestContext for use in templates"""
+    slash_indizes = [m.start() for m in re.finditer('/', request.path)]
+    active_menu_urls = [request.path[:index+1] for index in slash_indizes]
+    return {
+        'cfg': cfg,
+        'submenu': cfg.main_menu.active_item(request),
+        'active_menu_urls': active_menu_urls
+    }
diff --git a/errors.py b/errors.py
index e6b320084..b46661354 100644
--- a/errors.py
+++ b/errors.py
@@ -1,3 +1,20 @@
+#
+# This file is part of Plinth.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
 """ Plinth project specific errors """
 
 
diff --git a/menu.py b/menu.py
index be526ae03..99a908ead 100644
--- a/menu.py
+++ b/menu.py
@@ -1,8 +1,5 @@
 from django.core.urlresolvers import reverse
 
-import util
-import cfg
-
 
 class Menu(object):
     """One menu item."""
@@ -61,15 +58,6 @@ class Menu(object):
         self.sort_items()
         return item
 
-    def is_active(self, request_path):
-        """
-        Returns True if this menu item is active, otherwise False.
-
-        We can tell if a menu is active if the menu item points
-        anywhere above url we are visiting in the url tree.
-        """
-        return request_path.startswith(self.url)
-
     def active_item(self, request):
         """Return the first active item (e.g. submenu) that is found"""
         for item in self.items:
diff --git a/modules/lib/urls.py b/modules/lib/urls.py
index 02321e7b8..2ff9a80b9 100644
--- a/modules/lib/urls.py
+++ b/modules/lib/urls.py
@@ -22,7 +22,6 @@ URLs for the Lib module
 from django.conf.urls import patterns, url
 from django.core.urlresolvers import reverse_lazy
 
-import cfg
 
 urlpatterns = patterns(  # pylint: disable-msg=C0103
     '',
diff --git a/plinth.py b/plinth.py
index 816bc977b..6027ea893 100755
--- a/plinth.py
+++ b/plinth.py
@@ -110,25 +110,11 @@ def setup_server():
     cherrypy.engine.signal_handler.subscribe()
 
 
-def context_processor(request):
-    """Add additional context values to RequestContext for use in templates"""
-    path_parts = request.path.split('/')
-    active_menu_urls = ['/'.join(path_parts[:length])
-                        for length in xrange(1, len(path_parts))]
-    return {
-        'cfg': cfg,
-        'main_menu': cfg.main_menu,
-        'submenu': cfg.main_menu.active_item(request),
-        'request_path': request.path,
-        'active_menu_urls': active_menu_urls
-        }
-
-
 def configure_django():
     """Setup Django configuration in the absense of .settings file"""
 
     # In module_loader.py we reverse URLs for the menu without having a proper
-    # request. In this case, get_script_prefix (used by reverse) returns the 
+    # request. In this case, get_script_prefix (used by reverse) returns the
     # wrong prefix. Set it here manually to have the correct prefix right away.
     django.core.urlresolvers.set_script_prefix(cfg.server_dir)
 
@@ -140,7 +126,7 @@ def configure_django():
         'django.core.context_processors.static',
         'django.core.context_processors.tz',
         'django.contrib.messages.context_processors.messages',
-        'plinth.context_processor']
+        'context_processors.plinth_processor']
 
     logging_configuration = {
         'version': 1,
@@ -188,7 +174,7 @@ def configure_django():
         LOGIN_URL='lib:login',
         LOGIN_REDIRECT_URL='apps:index',
         LOGOUT_URL='lib:logout',
-        MIDDLEWARE_CLASSES = (
+        MIDDLEWARE_CLASSES=(
             'django.middleware.common.CommonMiddleware',
             'django.contrib.sessions.middleware.SessionMiddleware',
             'django.contrib.auth.middleware.AuthenticationMiddleware',
diff --git a/templates/base.html b/templates/base.html
index 5848f7bd0..b0e686e8b 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -67,7 +67,7 @@
 	  {% block add_nav_and_login %}
             <div class="nav-collapse">
               <ul class="nav">
-                {% for item in main_menu.items %}
+                {% for item in cfg.main_menu.items %}
                   {% if item.url in active_menu_urls %}
                     <li class="active">
                       <a href="{{ item.url }}" class="active">