     
     @IBOutlet weak var timerLabel: UILabel!
     
-    var Seconds = 0.0
+    var timeInterval = 0.0
     var timer = NSTimer()
     var startIsOn = false
     

    
    func updateTimer(){
        
        Seconds += 1.0
        timerLabel.text = "\(timerString(Seconds))"
        
    }
    

    var startLocation: CLLocation?
    var lastLocation: CLLocation?
    var traveledDistance = 0.0
    var averageSpeed = 0.0
    
  
    
