First tries about permissions handling.

admin/templatetags/admin_extras.py

@@ -14,6 +14,11 @@ def domain_menu(domain_id, selection):
                             {"selection" : selection,
                              "domain_id" : domain_id})
 
+@register.simple_tag
+def settings_menu(selection):
+    return render_to_string('admin/settings_menu.html',
+                            {"selection" : selection})
+
 @register.filter
 def gender(value, target):
     if genders.has_key(value):

admin/urls.py

@@ -15,4 +15,5 @@ urlpatterns = patterns('mailng.admin.views',
                        url(r'^domains/(?P<dom_id>\d+)/aliases/$', "aliases", name="full-aliases"),
                        url(r'^domains/(?P<dom_id>\d+)/aliases/(?P<mbox_id>\d+)/$', "aliases", name="mbox-aliases"),
                        (r'^domains/(?P<dom_id>\d+)/delalias/(?P<alias_id>\d+)/$', 'delalias'),
+                       (r'^settings/$', 'settings'),
                        )

admin/views.py

@@ -278,3 +278,6 @@ def delalias(request, dom_id, alias_id):
     return HttpResponseRedirect(reverse(admin.views.aliases, 
                                         args=[dom_id]))
 
+@login_required
+def settings(request):
+    return _render(request, 'admin/permissions.html', {})