                 return new L.LatLngBounds(
                     new L.LatLng(sw.lat - latDiff, sw.lng - lngDiff, true),
                     new L.LatLng(ne.lat + latDiff, ne.lng + lngDiff, true))
-            @_addMouseoverListeners(featureGroup)
             featureGroup
 
         createMarker: (unit, markerOptions) ->


            if layer?
                @[layer].clearLayers()
                @[layer] = @getFeatureGroup()
                @[layer].addLayers markers
                @[layer].addTo @map
            else
                @allMarkers.clearLayers()
                @allMarkers = @getFeatureGroup()
                @allMarkers.addLayers markers
                @allMarkers.addTo @map

            @removeMarkerTabIndexes()


        postInitialize: ->
            @popups = L.layerGroup()
            @popups.addTo @map
            @_addMouseoverListeners @allMarkers
            @setInitialView()
            @drawInitialState()

