public void LoadData()
        {
            FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read);

            MyUniver = (MyUniver)bf.Deserialize(fs);
            fs.Close();
        }
        public DataManager()
        {
            path     = @"..\..\Data\univer.dat";
            MyUniver = new MyUniver();
            bf       = new BinaryFormatter();
            //InitData();
            //SaveData();

            LoadData();
        }