anchor.diff:          $.each(organisations, function(i, organisation){
             var marker = L.marker(new L.LatLng(organisation.lat, organisation.lng), {
               icon: new L.DivIcon({
  -              iconSize: new L.Point(6, 6),
  +              iconSize: new L.Point(this.markerSize, this.markerSize),
                 className: 'leaflet-div-icon faded'
               })
             });
  
positive.code: 
        defaultCenter: [49, 12],
        defaultZoom: 5,
        minLineWeight: 2,
        maxLineWeight: 5,
        minLineOpacity: 0.3,
  
negative.code:       buildOrganisationPin: function(organisation) {
          var marker = L.marker(new L.LatLng(organisation.lat, organisation.lng), {
            icon: new L.DivIcon({
              iconSize: new L.Point(this.markerSize, this.markerSize)
            })
          })
          .bindPopup('', {
  