public void bindAcademicYear()
 {
     try
     {
         ObjEWA.OrgId = Session["OrgId"].ToString();
         DataSet ds = ObjBL.BindAcademicYear(ObjEWA);
         if (ds.Tables[0].Rows.Count != 0)
         {
             ddlAcademicYear.DataSource     = ds;
             ddlAcademicYear.DataTextField  = "AcademicYear";
             ddlAcademicYear.DataValueField = "AcademicYearId";
             ddlAcademicYear.DataBind();
             disbleControls();
         }
         else
         {
             ddlAcademicYear.Items.Clear();
         }
         ddlAcademicYear.Items.Insert(0, new ListItem("Select", "0"));
         ddlAcademicYear.SelectedIndex = 0;
         disbleControls();
     }
     catch (Exception exp)
     {
         throw;
     }
 }