   func startTimer(){
     stopTimer()
     timer = NSTimer.scheduledTimerWithTimeInterval(timerInterval, target: self, selector: "onTimerCallback", userInfo: nil, repeats: true)
+    autobind()
   }
   
   func stopTimer(){

  let clockButton = OvalButton(frame: CGRectZero)
  
  
  override init(frame: CGRect) {
    super.init(frame: frame)
    commonInit()

    worked_timeLabel.attributedText = item.worked_time_text
    need_timeLabel.attributedText  = item.need_time_text
    off_timeLabel.attributedText = item.off_time_text
    if (isWorking && timerInterval > 10) || isFirstShow {
      clockView.bind(CGFloat(item.progress))
      isFirstShow = false
    }
  }
  
