function AddFavorite(linkObj,addUrl,addTitle)
{
  if (document.all && !window.opera)
  {
    window.external.AddFavorite(addUrl,addTitle);
    return false;
  }
  else if (window.opera && window.print)
  {
    linkObj.title = addTitle;
    return true;
  }
  else if ((typeof window.sidebar == 'object') && (typeof window.sidebar.addPanel == 'function'))
  {
      window.sidebar.addPanel(addTitle,addUrl,'');
      return false;
  }
}
function SetAsHomepage()
{
  if (document.all && !window.opera)
  {
  this.style.behavior='url(#default#homepage)'; this.setHomePage(document.location.href); return false;
  } else {
  window.alert('Váš prohlížeč nepodporuje automatické nastavení této funkce.');
  return false;
  }
}