I have solved the problem by:
Uninstalling totally demo version + patch
Installing full version anew.
Curiously, it now only works well with defaut setting (hardware cursor), which suits me just fine.
However!.... In the notebook, it still has problems. Not a priority, will check later, based on your suggestion.
WiseMax (client of ALL your games, one of them twice!...)
BTW, when do we have "secret" content of transports and full FOW?... Or do we have to wait for Inhabited Island?.... (Hey! Q3 2007 is here already!...