function getBrowserInfo() {
    var t,v = undefined;
   
    if (window.chrome) t = 'Chrome';
    else if (window.opera) t = 'Opera';
    else if (document.all) {
        t = 'IE';
        var nv = navigator.appVersion;
        var s = nv.indexOf('MSIE')+5;
        v = nv.substring(s,s+1);
    }
    else if (navigator.appName) t = 'Netscape';
   
    return {type:t,version:v};
}

function bookmark(a){
    var url = window.document.location;
    var title = window.document.title;
    var b = getBrowserInfo();
   
    if (b.type == 'IE' && 8 >= b.version && b.version >= 4) window.external.AddFavorite(url,title);
    else if (b.type == 'Opera') {
        a.href = url;
        a.rel = "sidebar";
        a.title = url+','+title;
        return true;
    }
    else if (b.type == "Netscape") window.sidebar.addPanel(title,url,"");
    else alert("Нажмите CTRL-D, чтобы добавить страницу в закладки.");
    return false;
} 

function bm() {
var title=encodeURIComponent(document.title);
var url=encodeURIComponent(location.href);
var dir='images/';
var services=[
['connect.mail.ru/share?share_url='+url+'','third-button','mailru'],
['zakladki.yandex.ru/userarea/links/addfromfav.asp?bAddLink_x=1&lurl='+url+'&lname='+title,'four-button','Yandex'],
['vkontakte.ru/share.php?url='+url+'','five-button','vkontakte'],
['twitter.com/home?status='+title+'%20'+url,'six-button','Twitter'],
['facebook.com/sharer.php?u='+url+'&t='+title,'seven-button','facebook']
];
var btn='<ul><li><a href="javascript:void(0);" onclick="return bookmark(this);" class="first-button png_bg" title="Добавить в избранное"></a></li>';
btn+= '<li><a href="'+location.href+'" onclick="ODKL.Share(this);return false;" class="second-button png_bg" title="Одноклассники"></a></li>';

for (i=0;i<services.length;i++) {
btn+='<li><a href="http://'+services[i][0]+'" class="'+services[i][1]+' png_bg" target=_blank title="'+services[i][2]+'"></a></li>';}
btn+='</ul>';
document.write(btn);
}
bm();