var imagen1 = new Image;
imagen1.src = "boton1.gif";
var imagen2 = new Image;
imagen2.src = "boton2.gif";

var imagen3 = new Image;
imagen3.src = "historiab.gif";
var imagen4 = new Image;
imagen4.src = "historiab2.gif";

var imagen5 = new Image;
imagen5.src = "serviciosb.gif";
var imagen6 = new Image;
imagen6.src = "serviciosb2.gif";

var imagen7 = new Image;
imagen7.src = "galeriab.gif";
var imagen8 = new Image;
imagen8.src = "galeriab2.gif";

var imagen9 = new Image;
imagen9.src = "contactob.gif";
var imagen10 = new Image;
imagen10.src = "contactob2.gif";

var imagen11 = new Image;
imagen11.src = "boton3.gif";
var imagen12 = new Image;
imagen12.src = "boton4.gif";

var imagen13 = new Image;
imagen13.src = "iniciob.gif";
var imagen14 = new Image;
imagen14.src = "iniciob2.gif";