public bool insertAccount(AccountDTO acc)
        {
            if (!acc.verifyPass(acc.Username, acc.Password))
            {
                return(false);
            }
            else
            {
                try
                {
                    this.openConnection();

                    SqlCommand cmd = new SqlCommand("INSERT INTO Log (Username, Password)" +
                                                    "VALUES (@username, @pass)", this.getConnection);

                    cmd.Parameters.Add("@username", SqlDbType.NVarChar).Value = acc.Username;
                    cmd.Parameters.Add("@pass", SqlDbType.NVarChar).Value     = acc.Password;

                    if (cmd.ExecuteNonQuery() == 1)
                    {
                        return(true);
                    }
                }
                catch (Exception ex)
                {
                    MessageBox.Show("Error: ", ex.Message);
                }
                finally
                {
                    this.closeConnection();
                }
                return(false);
            }
        }