function set_cookie_anzeigen(my_cookie,value,days)
{
 if (days) {
  var date = new Date();
  date.setTime(date.getTime()+(days*24*60*60*1000));
  var expires = "; expires="+date.toGMTString();
  alert("Der Klugscheisser wird nun wieder angeizegt");
 }
 else expires = ""
 document.cookie = my_cookie+"="+value+expires+"; path=/";
 document.getElementById('layer').style.visibility = 'visible';
}	
function set_cookie_ausblenden(my_cookie,value,days)
{
 if (days) {
  var date = new Date();
  date.setTime(date.getTime()+(days*24*60*60*1000));
  var expires = "; expires="+date.toGMTString();
  alert("Der Klugscheisser wird nun nicht mehr angezeigt. Rückgängig machen kannst du das in deinem Profil");
 }
 else expires = ""
 document.cookie = my_cookie+"="+value+expires+"; path=/";
 document.getElementById('layer').style.visibility = 'hidden';
}