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loadImage1 = new Image();
loadImage1.src = "images/piojomenu1.png";
staticImage1 = new Image();
staticImage1.src = "images/piojomenu.png";

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function mostrardiv(id) {

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div.style.display = 'block';

}

function cerrar(id) {

div = document.getElementById(id);

div.style.display='none';

}