var actiffenetre = false; 
function affiche_fenetre (url,h,l) 
{ 

if (actiffenetre == false) {
eval ("var fenetre = window.open(url,'Info','toolbar=no,location=no,directories=no,status=no,scrollbars=yes,resizable=yes,copyhistory=no,width=" + l + ",height=" + h + "')") 
if (fenetre != null) {

  if (fenetre.opener == null) { 
    fenetre.opener = self; window.name = "Info"; fenetre.location.href=url; 
   }
  }
}
}