function openimage(url) {
  image = new Image();
  image.src = url;
  //w = image.width+20;
  //h = image.height+20;
  //desktop = window.open(url,'_blank','toolbar=no,width='+w+',height='+h+'');
  desktop = window.open(url,'_blank','resizable=yes,toolbar=no');
  desktop.focus();
} 
function movepic(img_name,img_src) {
  document[img_name].src= img_src;
}
function preload() {
  image1 = new Image();
  image1.src = "/images/icono1.jpg";
  image1on = new Image();
  image1on.src = "/images/icono1on.jpg";
  image2 = new Image();
  image2.src = "/images/icono2.jpg";
  image2on = new Image();
  image2on.src = "/images/icono2on.jpg";
  image3 = new Image();
  image3.src = "/images/icono3.jpg";
  image3on = new Image();
  image3on.src = "/images/icono3on.jpg";
  image4 = new Image();
  image4.src = "/images/icono4.jpg";
  image4on = new Image();
  image4on.src = "/images/icono4on.jpg";
  image5 = new Image();
  image5.src = "/images/icono5.jpg";
  image5on = new Image();
  image5on.src = "/images/icono5on.jpg";
  image6 = new Image();
  image6.src = "/images/icono6.jpg";
  image6on = new Image();
  image6on.src = "/images/icono6on.jpg";
  image7 = new Image();
  image7.src = "/images/icono7.jpg";
  image7on = new Image();
  image7on.src = "/images/icono7on.jpg";
}