protected void Page_Load(object sender, EventArgs e)
        {
            ddResearchRefer.Enabled = CheckBox1.Checked;

            CarryWorkCalculate cwcl = new CarryWorkCalculate(HttpContext.Current.User.Identity.Name);

            GridView1.DataSource = cwcl.Research().ToList();
            GridView1.DataBind();

            Label1.Text = cwcl.SumOfResearch_Main().ToString();

            ResearchDataContext tcd = new ResearchDataContext();
            GridView2.DataSource = cwcl.Research_Article().ToList();
            GridView2.DataBind();

            Label2.Text = cwcl.SumOfResearch_Article().ToString();

            Label3.Text = cwcl.SumOfResearch().ToString();
        }