protected void GridFill()
 {
     using (PTCLEntities db = new PTCLEntities())
     {
         var Users = db.spUserWithLocation().ToList();
         grdViewDetail.DataSource = Users;
         grdViewDetail.DataBind();
         grdViewDetail.UseAccessibleHeader = true;
         if (grdViewDetail.Rows.Count > 0)
         {
             grdViewDetail.HeaderRow.TableSection = TableRowSection.TableHeader;
         }
         else
         {
             lblCustomersMsg.Text = "No Record to Show";
         }
     }
 }