protected void Page_Load(object sender, EventArgs e)
{
CarryWorkCalculate crt = new CarryWorkCalculate(HttpContext.Current.User.Identity.Name);
// Teaching Undirect
GridView1.DataSource = crt.Teaching_UnDirect_Main().ToList();
GridView1.DataBind();
Label1.Text = crt.SumOfTeachingUnDirect_Main().ToString();
}