function play_image(img){
i1 = new Image;
i1.src = (img);
html = 'Zoom
';
popupImage = window.open('','nome','toolbar=0,location=0,directories=0,menuBar=0,scrollbars=0,resizable=0, top=1, left=1');
popupImage.document.open();
popupImage.document.write(html);
popupImage.document.close();
}