protected void submit_Click(object sender, EventArgs e)
        {
            INews    news = DataAccess.Createnews();
            CreateID ci   = new CreateID();

            string newsID      = ci.getNewsID();
            string newsTitle   = title.Text;
            string newsTime    = CurrentTime.GetInstance().timeFormat("yyyy-MM-dd hh:mm:ss");
            string newsAuthor  = author.Text;
            string newsContent = HttpContext.Current.Request.Form["content"];

            Server.HtmlEncode(newsContent);
            bool flag = news.insertNews(newsID, newsTitle, newsTime, newsAuthor, newsContent);

            if (flag)
            {
                ScriptManager.RegisterStartupScript(this.UpdatePanel1, this.GetType(), "confim", "<script>alert('发布公告成功!');location.href='AdminIndex.aspx';</script>", false);
            }
            else
            {
                ScriptManager.RegisterStartupScript(this.UpdatePanel1, this.GetType(), "confim", "<script>alert('发布公告失败!');location.href='AdminIndex.aspx';</script>", false);
            }
        }
 protected void Page_Load(object sender, EventArgs e)
 {
     time.Text = CurrentTime.GetInstance().timeFormat("yyyy-MM-dd");
 }