function chiama(dir,img,tit,tec) {
// var img = img.substring(1,img.length-4)
var tit = escape(tit);
var tec = escape(tec);
var cerca = img+','+tit+','+tec;

document.write('<a href="'+dir+'unico_en.html?'+cerca+'" onmouseout="window.status =\' \'; return true" onmouseover="window.status =\' magnify\'; return true">');
}