void loadTheLoai()
{
drDienGiai.DataSource = ctdao.DanhSachCongTac();
drDienGiai.DataValueField = "Ma";
drDienGiai.DataTextField = "CongTac";
drDienGiai.DataBind();
drType.DataSource = ctdao.DanhSachCongTac();
drType.DataValueField = "Ma";
drType.DataTextField = "CongTac";
drType.DataBind();
}
protected void btnChangeCT_Click(object sender, EventArgs e)
{
lblCongTac.Visible = false;
btnChangeCT.Visible = false;
btnHideCT.Visible = true;
drCongTac.DataSource = ctdao.DanhSachCongTac();
drCongTac.DataTextField = "CongTac";
drCongTac.DataValueField = "Ma";
drCongTac.DataBind();
drCongTac.Visible = true;
}
void loadGR()
{
grDSCongTacTS.DataSource = tsdao.DanhSachCongTac();
grDSCongTacTS.DataBind();
}