function addBookmark() {

  title = "Pagedaccueil.fr";
  url = "http://www.pagedaccueil.fr";

  if (window.sidebar) { // Mozilla Firefox Bookmark
    window.sidebar.addPanel(title, url,"");
  } else if( window.external ) { // IE Favorite
    window.external.AddFavorite( url, title); }
  else if(window.opera && window.print) { // Opera Hotlist
    return true;
  }

}

function addStart() {

  //works in IE only
  document.body.style.behavior='url(#default#homepage)';
  document.body.setHomePage(document.location);

}