private void button3_Click(object sender, EventArgs e)
{
frmPulsa frm = new frmPulsa();
frm.TopLevel = false;
pnlForm.Controls.Add(frm);
frm.BringToFront();
frm.Show();
}
private void btnRefill_Click(object sender, EventArgs e)
{
frmPulsa frm = new frmPulsa();
frm.TopLevel = false;
mainForm.pnlForm.Controls.Clear();
mainForm.pnlForm.Controls.Add(frm);
frm.BringToFront();
frm.pnlKeterangan.Visible = true;
frm.Show();
}