override func didMoveToView(view: SKView) {

    dateLabel.zPosition = 22
    dateLabel.fontName = "Krungthep"
    dateLabel.fontColor = UIColor.whiteColor()
    dateLabel.fontSize = 17
    dateLabel.text = NSDateFormatter.localizedStringFromDate(NSDate(), dateStyle: NSDateFormatterStyle.FullStyle, timeStyle: NSDateFormatterStyle.NoStyle)
    dateLabel.position = CGPointMake(self.size.width / 2.0, self.size.height / 1.1)
    self.addChild(dateLabel)

   }

       override func touchesEnded(touches: Set<NSObject>, withEvent event: UIEvent) {

    var touch: UITouch = touches.first as! UITouch
    var location = touch.locationInNode(self)
    var node = self.nodeAtPoint(location)

            if node.name == "next" {
             //next day

              }







    if node.name == "before" {

        //previous day



    }