public void ChangeImage(string userToken, string login, string src)
        {
            if (!IsCorrectUser(userToken, login))
            {
                return;
            }
            var cmd = new SqlCommand("UPDATE Users SET Image=@Img WHERE Name=@Login");

            cmd.Parameters.AddWithValue("Img", (object)src ?? "/images/none.png");
            cmd.Parameters.AddWithValue("Login", login);
            UserFull.Simple_Change(cmd);
        }