=Marker{LeafletMarker|markerId=markerId,title=title,position=posposition,icon=Nothing/* fmap (\t -> iconIndex heading t selected) type */,selected=selected,popup=Nothing}
=Marker{LeafletMarker|markerId=markerId,title=title,position=posposition,icon=Nothing/* fmap (\t -> iconIndex heading t selected) type */,popup=Nothing}