protected void Page_Load(object sender, EventArgs e) { if (Request.UrlReferrer == null) { base.AutoRedirect(); } if (!IsPostBack) { ddlDateRange.Focus(); Datefrom.Attributes.Add("onkeypress", "return notAllowAnything(event);"); txtDateTo.Attributes.Add("onkeypress", "return notAllowAnything(event);"); this.BindDateRange(); this.BindCityFrom(); this.bindsender(); this.ddlDateRange_SelectedIndexChanged(sender, e); PurchaseBillDAL Obj = new PurchaseBillDAL(); DateTime? datefromValue = null; DateTime? dateToValue = null; datefromValue = Convert.ToDateTime(ApplicationFunction.mmddyyyy(Datefrom.Text)); dateToValue = Convert.ToDateTime(ApplicationFunction.mmddyyyy(txtDateTo.Text)); lblTotalRecord.Text = "T. Record (s): " + Obj.Select_PurchaseBillCount(Convert.ToInt32(ddlDateRange.SelectedValue), datefromValue, dateToValue); prints.Visible = false; } }