private void AddAdInfo_Click(object sender, EventArgs e)
        {
            #region 添加广告
            if (this.CheckCookie())
            {
                string targetlist = DNTRequest.GetString("TargetFID");

                if ((targetlist == "" || targetlist == ",") && type.SelectedIndex < 10)//非聚合页面广告
                {
                    base.RegisterStartupScript("", "<script>alert('请您先选取相关的投放范围,再点击提交按钮');showadhint(Form1.type.value);showparameters(Form1.parameters.value);</script>");
                    return;
                }
                //获取生效与结束日期
                string starttimestr = starttime.SelectedDate.ToString();
                string endtimestr   = endtime.SelectedDate.ToString();

                //有发布时间限制的广告,则检查发布日期范围是否合法
                if (starttimestr.IndexOf("1900") < 0 && endtimestr.IndexOf("1900") < 0)
                {
                    if (Convert.ToDateTime(starttime.SelectedDate.ToString()) >= Convert.ToDateTime(endtime.SelectedDate.ToString()))
                    {
                        base.RegisterStartupScript("", "<script>alert('生效时间应该早于结束时间');showadhint(Form1.type.value);showparameters(Form1.parameters.value);</script>");
                        return;
                    }
                }
                if (endtime.SelectedDate < DateTime.Now)
                {
                    base.RegisterStartupScript("", "<script>alert('您选择的结束日期已过期,请重新选择一个大于今天的日期');showadhint(Form1.type.value);showparameters(Form1.parameters.value);</script>");
                    return;
                }

                Advertisements.CreateAd(Utils.StrToInt(available.SelectedValue, 0), type.SelectedValue, Utils.StrToInt(displayorder.Text, 0),
                                        title.Text, targetlist, GetParameters(), GetCode(), starttimestr, endtimestr);

                Discuz.Cache.DNTCache.GetCacheService().RemoveObject("/Forum/Advertisements");

                base.RegisterStartupScript("PAGE", "window.location.href='global_advsgrid.aspx';");
            }
            #endregion
        }