// JavaScript Document

function showLayer(n) {
       document.getElementById('home').style.display = "none";
       document.getElementById('chisono').style.display = "none";
       document.getElementById('contatti').style.display = "none";
	   document.getElementById('links').style.display = "none";
	   document.getElementById('thanks').style.display = "none";
       
	   if (n == 1) {
               document.getElementById('home').style.display = "block";
       }
       else if (n == 2) {
               document.getElementById('chisono').style.display = "block";
       }
       else if (n == 3) {
               document.getElementById('contatti').style.display = "block";
       }
	   else if (n == 4) {
               document.getElementById('links').style.display = "block";
       }
	   else if (n == 5) {
               document.getElementById('thanks').style.display = "block";
       }
       
}