function PopUpWin(url)
{
     var LarghezzaFinestra=800; 
     var AltezzaFinestra=500;
     window.open(url,target='_blank','top=200,left='+eval((screen.width-LarghezzaFinestra)/2)+',width='+LarghezzaFinestra+',height='+AltezzaFinestra+',directoryes=no,resizable=no,location=no,status=no,scrollbars=yes');
}


function Hilite_random(seed,img_name,path) {
  
   var num = Math.floor(Math.random() * seed);
   var e = document.getElementById(img_name);
   e.src = path + "banner_random0" + (num + 1) + ".jpg";
}


function swap_image(img,new_path,link)
{
    var image = document.getElementById(img);
    image.src = new_path;
}