HasExtraLook verlinkt

Change-Id: Iecc2bc8d102632da639234a1ea7df92ae54501a3
diff --git a/doc/sphinx/lfun/AddExtraLook.rst b/doc/sphinx/lfun/AddExtraLook.rst
index 2e90879..4ceea01 100644
--- a/doc/sphinx/lfun/AddExtraLook.rst
+++ b/doc/sphinx/lfun/AddExtraLook.rst
@@ -160,7 +160,7 @@
 ----------
 
    Verwandt:
-     :doc:`RemoveExtraLook`, :doc:`../props/P_INTERNAL_EXTRA_LOOK`
+     :doc:`RemoveExtraLook`, :doc:`../props/P_INTERNAL_EXTRA_LOOK`, :doc:`../lfun/HasExtraLook`
    Sonstiges:
      :doc:`../sefun/replace_personal`, :doc:`../sefun/break_string`
    Fuer Spielerobjekte: