.. |img-68|     image:: ../../../Images/manual_html_21bffc78.png
   :width: 500
.. :align: left
.. :border: 0
.. :name: Grafik72

.. |img-69|     image:: ../../../Images/manual_html_m7a41792b.png
   :width: 500
.. :align: left
.. :border: 0
.. :name: Grafik73

.. |img-69b|     image:: ../../../Images/manual_html_m7a41792bb.png
   :width: 500
.. :align: left
.. :border: 0
.. :name: Grafik73b