// script by http://www.hypergurl.com 
// Stephen Chapman, http://javascript.about.com
// self.location, document.title
function CreateBookmarkLink() {
  var pstrPageTitle = document.title; 
  var pstrUrlAddress = window.location.href;
  var agt=navigator.userAgent.toLowerCase();
  var pstrPageTitle = document.title; 
  var chr = 'CTRL-D';
  if (agt.substr(agt.indexOf('opera')+6,1) < 9) {
    chr = 'CTRL-T';
  }

  if (window.sidebar) { // Mozilla Firefox Bookmark
    window.sidebar.addPanel(pstrPageTitle, pstrUrlAddress, "");
  } else if (window.opera) { //Opera
    alert("Désolé! Votre navigateur ne supporte pas cette fonction.  \nAppuyez sur " + chr + " pour mettre cette page en favoris");
  } else if (window.external) { // IE Favorite
    window.external.AddFavorite(pstrUrlAddress, pstrPageTitle);
  }
}

//method working in opera...
//http://www.dynamicsitesolutions.com/javascript/add-bookmark-script/