function PopupCentrataSegreteria() {
   var w = 660;
   var h = 480;
   var l = Math.floor((screen.width-w)/2);
   var t = Math.floor((screen.height-h)/2);
      window.open("mail/segreteria/segreteria.html","","width=" + w + ",height=" + h + ",top=" + t + ",left=" + l);
 }
 
  function PopupCentratavideo() {
   var w = 450;
   var h = 360;
   var l = Math.floor((screen.width-w)/2);
   var t = Math.floor((screen.height-h)/2);
      window.open("video/tg2_2006.html","","width=" + w + ",height=" + h + ",top=" + t + ",left=" + l);
 }