public void Bind_DataList_EMAIL()
        {
            var dt = this.conn.GetDataTable("SELECT  * FROM VW_ALERT_EMAIL order by TGL_EMAIL asc", null, this.dbtimeout, true, true);

            if (dt.Rows.Count > 0)
            {
                DataList_Email.DataSource = dt;
                DataList_Email.DataBind();
                Lb_Email.Visible = false;
            }
            else
            {
                DataList_Email.DataSource = dt;
                DataList_Email.DataBind();
                Lb_Email.Visible = true;
            }
        }
        protected void search_Click(object sender, EventArgs e)
        {
            s_unitemail = ddl_UNIT1.SelectedItem.Text;
            var dt = this.conn.GetDataTable("SELECT  * FROM vw_alert_EMAIL where (UNIT =  '" + ddl_UNIT1.SelectedValue.ToString() + "' or isnull('" + ddl_UNIT1.SelectedValue.ToString() + "' ,'')='')  order by TGL_EMAIL asc", null, this.dbtimeout, true, true);


            if (dt.Rows.Count > 0)
            {
                DataList_Email.DataSource = dt;
                DataList_Email.DataBind();
                Lb_Email.Visible = false;
            }
            else
            {
                DataList_Email.DataSource = dt;
                DataList_Email.DataBind();
                Lb_Email.Visible = true;
            }
        }