public static String getGroupName(Group gr)
 {
     WebClient wc = new WebClient();
     wc.Encoding = Encoding.UTF8;
     String answer = wc.DownloadString("https://api.vk.com/method/groups.getById?group_id=" + gr.ID_GROUP);
     JObject obj = JObject.Parse(answer);
     JToken jtoken = obj["response"].First["name"];
     return jtoken.ToString();
 }
 public RedirectResult addGroup(string groupId)
 {
     int userId = getUserId();
     int accId = db.SocAccounts.Where(s => s.ID_USER == userId && s.SOCNET_TYPE == 0).Select(s => s.ID_AC).Single();
     Group group = new Group(groupId, accId);
     db.Groups.Add(group);
     db.SaveChanges();
     return Redirect("/Tool/SocStudio");
 }