private void menuItemSalary_Click(object sender, EventArgs e)
{
frmSalary fhtv = new frmSalary();
panel_show.Show();
panel_show.Controls.Clear();
fhtv.TopLevel = false;
fhtv.Dock = DockStyle.Fill;
panel_show.Controls.Add(fhtv);
fhtv.Show();
}
private void cmd_qlbangcong_Click(object sender, EventArgs e)
{
frmSalary fbc = new frmSalary();
panel_show.Show();
panel_show.Controls.Clear();
fbc.TopLevel = false;
fbc.Dock = DockStyle.Fill;
panel_show.Controls.Add(fbc);
fbc.Show();
}