/*mes fonctions*/
function survolImage(id_img, nb_images) {
	var imgOut =""
	for (var i = 0; i < nb_images+1; i++) {
		imgOut = "img"+i
		if (id_img != imgOut && document.getElementById(imgOut)){
			document.getElementById(imgOut).style.display = "none"	  
			}
	}
	document.getElementById(id_img).style.display = "inline";
}