diff -r ddab9a29b54b -r 82d8de021806 ztfy/utils/timezone/utility.py
--- a/ztfy/utils/timezone/utility.py	Tue Dec 07 17:27:24 2010 +0100
+++ b/ztfy/utils/timezone/utility.py	Sun May 22 22:37:32 2011 +0200
@@ -24,14 +24,12 @@
 from interfaces import IServerTimezone
 
 # import Zope3 packages
-from zope.app.container.contained import Contained
+from zope.container.contained import Contained
 from zope.interface import implements
 from zope.schema.fieldproperty import FieldProperty
 
 # import local packages
 
-from ztfy.utils import _
-
 
 class ServerTimezoneUtility(Persistent, Contained):