private void dgrCPD_ItemCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
        {
            if (e.CommandName != "Page")
            {
                string EventPeriodIDValue = @"-1";
                string Action             = e.CommandName;

                Label EventID       = (Label)e.Item.FindControl("lblEventID");
                Label EventPeriodID = (Label)e.Item.FindControl("lblEventPeriodID");

                string EventIDValue = EventID.Text;
                if (EventPeriodID.Text != "")
                {
                    EventPeriodIDValue = EventPeriodID.Text;
                }
                Session["EventID"]       = EventIDValue;
                Session["EventPeriodID"] = EventPeriodIDValue;
                switch (Action)
                {
                case "Edit":
                    Response.Redirect(@"\Administration\CPD\cpdeventdetail.aspx");
                    break;

                case "Delete":
                    string confirmValue = Request.Form["confirm_value"];
                    if (confirmValue == "Yes")
                    {
                        //this.Page.ClientScript.RegisterStartupScript(this.GetType(), "alert", "alert('You clicked YES!')", true);
                        BusinessServices.Event objEvent = new BusinessServices.Event();
                        objEvent.DeleteEventPeriod(Convert.ToInt32(EventPeriodIDValue));
                        Response.Redirect(@"\Administration\CPD\cpdevent.aspx");
                    }
                    else
                    {
                        //this.Page.ClientScript.RegisterStartupScript(this.GetType(), "alert", "alert('You clicked NO!')", true);
                    }
                    break;

                case "Copy":
                    Response.Redirect(@"\Administration\CPD\cpdeventdetail.aspx?IsCopy=copy");
                    break;
                }
            }
        }