Update NavMan S70

At home we have a GPS NavMan S70. But we lost the install cd for on the computer. I need to update my gps, is there anyway i can do that?
My info
I live in Belgium, West-Europe Language: Dutch
thanks guys!
Answer #1
does anyone know how to update a NavMan GPS?
Answer #2
really nobody?
i figured out that i need NavDesk but i have no idea where i can download it, i’ve checked out the site of NavMan.
Anyone who can help me out?
Answer #3
is there really nobody on who can help me out please?
Answer #4
this should help you out http://navdesk-2009.software.informer.com/