function foto (img_src, imgWidth, imgHeight) {
var left = (screen.width - imgWidth) / 2;
var top = (screen.height - imgHeight) / 2;
var winAttribs = "width=" + imgWidth + ",height=" + imgHeight + ",top=" + top + ",left=" + left + ",toolbar=0,status=0,menubar=0,resizable=0,scrollbars=no,directories=0,dependent=yes";
var winHandler = window.open("", "image", winAttribs);
var htmlContent = 'Zenid.Net';
winHandler.document.open();
winHandler.document.write(htmlContent);
winHandler.document.close();
winHandler.focus();
}