// JavaScript Document
function menu(etat, no){
	var obj2 = document.getElementById("im_" + no);
	if(etat == 1) {
		obj2.style.visibility="visible";
	} else {
		obj2.style.visibility="hidden";
	}
}


function inversion(etat, no){
	var photo = document.getElementById("principal");
	if(etat == 1) {
		photo.src=("images/lampes/photo-lampe-"+no+".jpg");
	} else {
		photo.src=("images/lampes/photo-lampe-1.jpg");
		
	}
}