Default.aspx.cs

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using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
public partial class _Default : System.Web.UI.Page
{
   Alert jd = new Alert();
     SqlHelper db = new SqlHelper();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            if (Session["UserId"] == null)
            {
                Alert.AlertAndRedirect("对不起您还没有登录", "Login.aspx");
            }
            else
            {
                GetdlBBS();
                TodayNews();
                NewGongGao();
                GetTouSu();
            }
        }
    }
    protected string CutChar(string strChar, int intLength)
    {
        //取得自定义长度的字符串
        if (strChar.Length > intLength)
        { return strChar.Substring(0, intLength); }
        else
        { return strChar; }

    }
    public string SubNewTitle(string title)
    {
        SubTitle sub = new SubTitle();
        title = sub.Sub(title, 15);
        return title;
    }
    private void TodayNews()
    {
        SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString);

        con.Open();
        SqlCommand cmd = new SqlCommand("select top 5 * from News where TypeName='专题活动' order by Id desc ,AddTime desc ", con);
        SqlDataReader sdr = cmd.ExecuteReader();
        this.dllTodayNews.DataSource = sdr;
        this.dllTodayNews.DataBind();
        con.Close();


    }