function MeunOpen(key)
{
	
	document.getElementById("planeInter").className = "ISBtn0" ;
	document.getElementById("planeOut").className = "ISBtn0" ;
	document.getElementById("wineShopOrder").className = "ISBtn0" ;
	document.getElementById("freeTrip").className = "ISBtn0" ;
	
	document.getElementById("planeInterLayer").style.display = "none" ;
	document.getElementById("planeOutLayer").style.display = "none" ;
	document.getElementById("wineShopOrderLayer").style.display = "none" ;
	document.getElementById("freeTripLayer").style.display = "none" ;
	
	switch(key)
	{
	   case  1 :
			document.getElementById("planeInter").className = "ISBtn" ;	
			document.getElementById("planeInterLayer").style.display = "block" ;
		break;
	   case  2 :
			document.getElementById("planeOut").className = "ISBtn" ;
			document.getElementById("planeOutLayer").style.display = "block" ;
		break;
	   case  3 :
			document.getElementById("wineShopOrder").className = "ISBtn" ;
			document.getElementById("wineShopOrderLayer").style.display = "block" ;
		break;
	   case  4 :
			document.getElementById("freeTrip").className = "ISBtn" ;
			document.getElementById("freeTripLayer").style.display = "block" ;
		break;
	}
}