function addToFavorite()
    {
        var title, url;
        title = document.title;
        url = location.href;
        
        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; }
    }