protected void onUpdate(object source, CommandEventArgs e) { HiddenFlag.Value = "Edit"; OperationMode = "Edit Evaluation Feedback Categories"; DataTable dt = new DataTable(); dt = objBLL.Get_EvaluationFeedbackCategories_List(Convert.ToInt32(e.CommandArgument.ToString())); txtRankcategoryID.Text = dt.Rows[0]["id"].ToString(); txtRankcategory.Text = dt.Rows[0]["Category"].ToString(); string RankCategory = String.Format("showModal('divadd',false);"); ScriptManager.RegisterStartupScript(Page, Page.GetType(), "RankCategory", RankCategory, true); }