protected void BindGrid() { string headID = (string)Session["loginID"]; string deptID = deptStaffDAO.findStaffByID(headID).deptID; string status = "pending"; List <RequisitionByStaffCart> list = new List <RequisitionByStaffCart>(); list = reqDAO.findRequisitionByDeptIdAndStatus(deptID, status); GridView_PendingReqList.DataSource = list; if (list.Count == 0) { ClientScript.RegisterStartupScript(ClientScript.GetType(), "myscript", "<script>win.alert('Notice', 'There is no record!');</script>"); } GridView_PendingReqList.DataBind(); }