image1 = new Image();
image1.src = "piedra3.gif";

image2 = new Image();
image2.src = "bronce3.gif";

image3 = new Image();
image3.src = "madera3.gif";

image4 = new Image();
image4.src = "biografia3.gif";

image5 = new Image();
image5.src = "fundacion3.gif";

image6 = new Image();
image6.src = "casa3.gif";

image7 = new Image();
image7.src = "english3.gif";

image8 = new Image();
image8.src = "french3.gif";

image9 = new Image();
image9.src = "deutsch3.gif";

image10 = new Image();
image10.src = "piedra2.gif";

image11 = new Image();
image11.src = "bronce2.gif";

image12 = new Image();
image12.src = "madera2.gif";

image13 = new Image();
image13.src = "biografia2.gif";

image14 = new Image();
image14.src = "fundacion2.gif";

image15 = new Image();
image15.src = "casa2.gif";

image16 = new Image();
image16.src = "english2.gif";

image17 = new Image();
image17.src = "french2.gif";

image18 = new Image();
image18.src = "deutsch2.gif";

image19 = new Image();
image19.src = "aproximacion2.gif";

image20 = new Image();
image20.src = "aproximacion3.gif";

image21 = new Image();
image21.src = "principal2.gif";

image22 = new Image();
image22.src = "principal3.gif";