private void button1_Click(object sender, EventArgs e)
        {
            if (Check())
            {
                if (checkBox1.Checked == false)
                {
                    numericUpDown1.Value = 0;
                    numericUpDown2.Value = 0;
                    radioButton1.Checked = false;
                    radioButton2.Checked = false;
                    radioButton3.Checked = false;
                }

                WorkWithBD.AddPlay(comboBox1.Text, Convert.ToString(numericUpDown1.Value), comboBox2.Text, Convert.ToString(numericUpDown2.Value), comboBox3.Text, radioButton2.Checked, radioButton3.Checked, Convert.ToString(dateTimePicker1.Value));
                this.Close();
            }
        }