/*레이어열고닫기*/
var sBeforeLayerId = "";
function showLayer(sLayerId){
	if(sLayerId){
		var elLayer = document.getElementById(sLayerId);
		if(elLayer.style.display == "none"){
			if(sBeforeLayerId){
				document.getElementById(sBeforeLayerId).style.display = "none";
			}
			elLayer.style.display = "";
			sBeforeLayerId = sLayerId;
		}else{
			elLayer.style.display = "none";
		}
	}
}