anchor.diff:  	update_freelook_sight()
   	if(safe)
   		if(locate(/mob/living) in get_turf(src))
  +			sleep(1)
   			open()
   	return 1
   
  
positive.code: 	if(!safe)
  		crush()
  	sleep(9)
  	update_icon()
  	if(visible && !glass)
  		SetOpacity(1)
  	operating = 0
  
negative.code: 		return 0
  	operating = 1
  
  	update_icon(AIRLOCK_OPENING)
  	src.SetOpacity(0)
  	sleep(5)
  	src.density = 0
  