//Load
 private void Form1_Load(object sender, EventArgs e)
 {
     c = new supportingClass(this, b1);
     this.bunifuGradientPanel4.Hide();
 }
 private void batch_Load(object sender, EventArgs e)
 {
     this.dataGridView1.Hide();
     obj = new supportingClass(f1, this);
 }