private void button1_Click(object sender, EventArgs e)
        {
            String DBconnect = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=|DataDirectory|\pr.mdb";
            OleDbConnection conn = new OleDbConnection(DBconnect);
            OleDbCommand cmd = new OleDbCommand();
            cmd.CommandText = string.Format("INSERT INTO `Тратата` (`Тратата`) VALUES ({0})", textBox2.Text);
            cmd.Connection = conn;
            conn.Open();
        }