def change_pause_mode(event):

        global pause, last_pox_s, last_pos_y

        if pause == False:
            last_pos_x = event.x
            last_pos_y = event.y
            print(last_pos_x, last_pos_y)
            pause = True

        elif pause == True:
            canvas.event_generate('<Motion>', warp=True, x = last_pos_x, y = last_pos_y)
            pause = False