// JavaScript Document
function mostrar(capa) {
	var obj = document.getElementById(capa);
	var obj1 = document.getElementById('moto0');
    var obj2 = document.getElementById('moto1');
	var obj3 = document.getElementById('moto2');
	var obj4 = document.getElementById('moto3');
    obj1.style.display = "none";
	obj2.style.display = "none";
	obj3.style.display = "none";
	obj4.style.display = "none";
  	obj.style.display = "block";
}