function popup(ad) {
   var w = 600;
   var h = 350;
   var l = Math.floor((screen.width-w)/2);
   var t = Math.floor((screen.height-h)/2);
      window.open("mappa.htm","Informazioni_aggiuntive","scrollbars=yes, width=" + w + ",height=" + h + ",top=" + t + ",left=" + l);
 }
 
  function popup_interno(link) {
   var w = 450;
   var h = 400;
   var l = Math.floor((screen.width-w)/2);
   var t = Math.floor((screen.height-h)/2);
      window.open("http://www.hotelmonrepos.it/images/fotovirtual/"+link,"VirtualTour","scrollbars=yes, width=" + w + ",height=" + h + ",top=" + t + ",left=" + l);
 }
 function popup_interno2(link) {
   var w = 490;
   var h = 260;
   var l = Math.floor((screen.width-w)/2);
   var t = Math.floor((screen.height-h)/2);
      window.open("http://www.hotelmonrepos.it/images/fotovirtual/"+link,"VirtualTour","scrollbars=yes, width=" + w + ",height=" + h + ",top=" + t + ",left=" + l);
 }