             view = MKPinAnnotationView(annotation: annotation, reuseIdentifier: identifier)
             view!.canShowCallout = true
             view!.calloutOffset = CGPoint(x: -5, y: 5)
-       
+            
             let image = UIImage(named: "Viewshed")
             let button = UIButton(type: UIButtonType.DetailDisclosure)
             button.setImage(image, forState: UIControlState.Normal)

    
    private let serialQueue = dispatch_queue_create("mil.nga.magic.fog.results", DISPATCH_QUEUE_SERIAL)
    
    
    // MARK: IBOutlets


            
            
            self.printOut("\tDisplay result locally on \(Worker.getMe().displayName)")
            
            let viewshedOverlay = self.viewshedPalette.getViewshedOverlay()
            dispatch_async(dispatch_get_main_queue()) {
                self.mapView.addOverlay(viewshedOverlay)
