Newbie and Viamichelin

hi,
i tried to connect on ViaMichelin Evaluation by NuSoap but it's not working.......i know i'm a big newbie...
but if there is someone can help me just to connect on viamichelin webservices.
i got the WSDL file (http://www.viamichelin.com/ws/services/Geocoding?wsdl)
but i don't understand how to write in php/NuSoap the request
and how to request server
Thanks
Janick

INFO:
the login and document are on:
http://ws.viamichelin.com/wswebsite/gbr/jsp/hme/MaHomePage.jsp


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