function() {
    var foundLayer = null;
    $.each(projectedTiles, function (layerName, layer) {
      if (map.hasLayer(layer)) {
        foundLayer = layer;
      }
    });
    return foundLayer;
  }
function() {
    var foundLayer = null;
    $.each(projectedTiles, function (layerName, layer) {
      if (map.hasLayer(layer)) {
        foundLayer = layer;
      }
    });
    return foundLayer;
  }
function ( ) { var foundLayer = null ; $ . each ( projectedTiles , function ( layerName , layer ) { if ( map . hasLayer ( layer ) ) { foundLayer = layer ; } } ) ; return foundLayer ; }
Wire up rotation controls
Wire up rotation controls