func Tick() {
	tick := time.Tick(10 * time.Microsecond)
	for {
		select {
		case <- tick:
			fmt.Printf("Tick")
		}
	}
}
func Tick() {
	for {
		select {
		case <-time.Tick(10 * time.Millisecond):
			fmt.Println("ttt")
		}
	}
}