public static void Close()
        {
            XDocument doc = new XDocument();

            foreach (KeyValuePair<string, Contact> kvc in ContactsList.contactList)
            {
                if (EnumState.StateRecord.Add.ToString() == kvc.Value.State)
                {
                using (FileStream fs = ConnectionXml.CreateForRead())
                {
                    XmlReader a = XmlReader.Create(ConnectionXml.CreateForRead());

                            doc = XmlAccessesor.ToXml(a, kvc.Value);
                            //doc = AccessesorXML.ToXml(fsForRead, con); 
                        a.Close();
                        
                    }
                    using (FileStream fs1 = ConnectionXml.CreateForWrite())
                    {
                        using (XmlWriter fsForWrite = XmlWriter.Create(fs1))
                        {
                            XmlAccessesor.XMLSave(doc, fsForWrite);
                        }
                    }
                }

            }