<configure
  xmlns:zope="http://namespaces.zope.org/zope"
  xmlns:browser="http://namespaces.zope.org/browser">

  <browser:page
    for="*"
    name="kupu_enabled"
    class=".enable.KupuEnabled"
    permission="zope.Public"
    allowed_attributes="enabled"
    />

</configure>
