diff -r 044dc196ec8a -r d3668ecd9137 src/ztfy/utils/timezone/utility.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/ztfy/utils/timezone/utility.py	Wed Jun 20 16:29:53 2012 +0200
@@ -0,0 +1,38 @@
+### -*- coding: utf-8 -*- ####################################################
+##############################################################################
+#
+# Copyright (c) 2008-2010 Thierry Florac <tflorac AT ulthar.net>
+# All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+##############################################################################
+
+__docformat__ = "restructuredtext"
+
+# import standard packages
+from persistent import Persistent
+
+# import Zope3 interfaces
+
+# import local interfaces
+from ztfy.utils.timezone.interfaces import IServerTimezone
+
+# import Zope3 packages
+from zope.container.contained import Contained
+from zope.interface import implements
+from zope.schema.fieldproperty import FieldProperty
+
+# import local packages
+
+
+class ServerTimezoneUtility(Persistent, Contained):
+
+    implements(IServerTimezone)
+
+    timezone = FieldProperty(IServerTimezone['timezone'])