Hi Jan,
Before you start, you might want to know that us Mapbuilder developers
have announced an End-Of-Life announcement for Mapbuilder:
http://communitymapbuilder.org/display/MAP/EndOfLife
And we recommend that most people would be wiser to consider Openlayers
instead.
However, if you are stil
I'm planning to implement some adittions to mapbuilder, such as fundamental SOS
functions like GetObservation, GetFeaturOfInterest... to build up a webbased
viewer like these
http://www.hnd.bayern.de/.
There should be a ground layer and in adittion some geometric Features
(GetFeatureOfInterest