private void btnAcessoSala_Click_1(object sender, EventArgs e)
{
pnlForm.Visible = false;
frmAcessoSala acessoSala = new frmAcessoSala();
acessoSala.Show();
this.Hide();
}
private void btnAcessoSala_Click(object sender, EventArgs e)
{
VerificaFormAberto();
pnlForm.Visible = true;
frmAcessoSala acessoSala = new frmAcessoSala();
acessoSala.TopLevel = false;
pnlForm.Controls.Add(acessoSala);
acessoSala.Show();
}