private void m_chk_nguoi_phu_thuoc_CheckedChanged(object sender, EventArgs e)
{
if (m_chk_nguoi_phu_thuoc.Checked == true)
{
m_txt_so_luong_phu_thuoc.Enabled = true;
m_dat_ngay_ap_dung.Enabled = true;
}
else
{
m_txt_so_luong_phu_thuoc.Text = "";
m_dat_ngay_ap_dung.Enabled = false;
m_txt_so_luong_phu_thuoc.Enabled = false;
}
}