diff --git a/layouts/default.html b/layouts/default.html
index 31496a33..61d86ec3 100644
--- a/layouts/default.html
+++ b/layouts/default.html
@@ -21,13 +21,13 @@
           <div class="navbar-inner">
             <div class="nav-collapse collapse">
               <ul class="nav span11">
-                <li><a class="active" href="/about/">Wir über uns</a>
-                <li><a href="#">Veranstaltungen</a>
-                <li><a href="#">Aktivitäten</a>
-                <li><a href="/projects/">Projekte</a>
-                <li><a href="/members/">Members</a>
-                <li><a href="/planet-cccs/">Planet CCCS</a>
-                <li><a href="#">Archiv</a>
+                <li><a<%= menu_active_if("about")%> href="/about/">Wir über uns</a>
+                <li><a<%= menu_active_if("events")%> href="#">Veranstaltungen</a>
+                <li><a<%= menu_active_if("activities")%> href="#">Aktivitäten</a>
+                <li><a<%= menu_active_if("projects")%> href="/projects/">Projekte</a>
+                <li><a<%= menu_active_if("members")%> href="/members/">Members</a>
+                <li><a<%= menu_active_if("planet-cccs")%> href="/planet-cccs/">Planet CCCS</a>
+                <li><a<%= menu_active_if("archive")%> href="#">Archiv</a>
               </ul>
               <ul class="nav span11">
                 <li><a href="#">Aktuell</a>
diff --git a/lib/menu.rb b/lib/menu.rb
new file mode 100644
index 00000000..482d0258
--- /dev/null
+++ b/lib/menu.rb
@@ -0,0 +1,15 @@
+def path_section(item)
+  if (item.path=='/') then
+    'main'
+  else
+    item.identifier.split('/')[1]
+  end
+end
+
+def menu_active_if(ident, cssclasses='')
+  if (ident==path_section(item)) then
+    " class=\"active #{cssclasses}\""
+  else
+    " class=\"#{cssclasses}\""
+  end
+end