Nasty, every master, such map should be how to do ?

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ASP.NET

WPF

Silverlight

As this picture.

Map access address


Question one:
Such a map with "Silverlight" realize how should do? Please master say your idea???

Question two:
Does it use the "3 dmax" building model on the map? This is "2.5 D", or the model is built with "PS"? Or it just images , not "3D model"???


Question Three:
Building can be choosed, the optional "profile" display. It use "Silverlight" how should do?

Thanks a lot...