function Popup(apri) {
   var w = 810;
   var h = 800;
   /*var l = Math.floor((screen.width-w)/2);
   var t = Math.floor((screen.height-h)/2);*/
      window.open("http://www.hotelnet.biz/wbe/parco/","","width=" + w + ",height=" + h );
     }