protected void btnUploadExcel_Click(object sender, EventArgs e)
 {
     try
     {
         if (excelUpload.HasFile)
         {
             extension = String.Empty;
             extension = excelUpload.FileName.Substring(excelUpload.FileName.LastIndexOf("."));
             string FileName = excelUpload.FileName;
             excelUpload.SaveAs(HttpContext.Current.Server.MapPath("excelfile/" + FileName));
             StateData sdata = new StateData();
             dt = ReadExcelFile.ReadAsDataTable(FileName);
             for (int i = 0; i < dt.Rows.Count; i++)
             {
                 sdata.Name = dt.Rows[i][0].ToString();
                 sdata.Save();
             }
         }
     }
     catch (Exception ex)
     {
     }
 }