anchor.diff:  		for(var/area/A in world)
   			if(istype(A, /area/hallway))
   				A.readyalert()
  -		sound_siren = 1
  +		//sound_siren = 1
   
   
   
  
positive.code: 			for(var/area/A in world)
  				if(istype(A, /area/hallway))
  					A.readyreset()
  			sound_siren = 0
  
  
  	// returns the time (in seconds) before shuttle arrival
  
negative.code: 			var/timeleft = timeleft()
  			if(timeleft > 1e5)		// midnight rollover protection
  				timeleft = 0
  		//	if (sound_siren && (direction == 1))	//playing siren every 90 seconds
  		//		sound_siren = 0						//No siren, people hat it
  		//		world << sound('siren.ogg')
  		//		spawn(900)
  		//			sound_siren = 1
  			switch(location)
  				if(0)
  					if(timeleft>timelimit)
  