// Montre et cache de layer <div>

function ShowHide(Id,otherId){
	var current = document.getElementById(Id)
	
	if (current.style.display=="none") {
		current.style.display="block"; //show element
	}
	else {
		current.style.display="none"; //hide element
	}
	
	var other = document.getElementById(otherId)
	
	if (other.style.display=="none") {
		other.style.display="block"; //show element
	}
	else {
		other.style.display="none"; //hide element
	}
}