function addFavorite(album_id){
var callback = {success:addFavoriteSuccess,failure:addFavoriteFailure}
var msg;
getCookie('language')=='russian'?msg='Добавляем...':msg='Adding...';
document.getElementById('fav_al').innerHTML=msg;
Connection.initRequest('GET', 'add_favorite.html?album_id='+album_id, callback, null);
}

function addFavoriteSuccess(res){
var msg;
if(res.responseText=='done'){
getCookie('language')=='russian'?msg='Альбом добавлен в <a href=./user_favorites.html>избранные</a>':msg='This album has been added to your <a href=./user_favorites.html>favorites</a>';
document.getElementById('fav_al').innerHTML=msg;
}else if(res.responseText=='login'){
getCookie('language')=='russian'?msg='Необходимо залогиниться':msg='Please login first';
document.getElementById('fav_al').innerHTML=msg;
}}

function addFavoriteFailure(){
var msg;
getCookie('language')=='russian'?msg='Извините, произошла ошибка':msg='Sorry, error has been occured';
document.getElementById('fav_al').innerHTML=msg;
}