Reapter嵌套

                <div class="content">
                    <asp:Repeater ID="RepNewsClass" OnItemDataBound="RepNewsClass_ItemDataBound"
                        runat="server" EnableViewState="false">
                        <ItemTemplate>
                            <div class="class">
                                <div class="classhead">
                                    <div class="classtitle">
                                        <%# Eval("ClassName")%>
                                    </div>
                                    <div class="more">
                                        <a href="/news/catalog/<%# Eval("ClassID")%>.htm"><img src="/images/more.gif" border="0" /></a>
                                    </div>
                                </div>
                                
                                <div class="classbody">
                                    <div class="picnews">
                                        <asp:Literal ID="lt_PicNews" runat="server" EnableViewState="false"></asp:Literal>
                                          
                                    </div>
                                    <asp:Repeater ID="RepNews" runat="server" EnableViewState="false">
                                        <HeaderTemplate>
                                            <ul>
                                        </HeaderTemplate>
                                        <ItemTemplate>
                                            <li>
                                                <a href="/news/<%# Eval("NewsID") %>.htm" title="<%# Eval("Title") %>" target="_blank"><%# GkSystem.Utility.MyString.SubString(Eval("Title").ToString(),40,"") %></a>
                                            </li>
                                        </ItemTemplate>
                                        <FooterTemplate>
                                            </ul>
                                        </FooterTemplate>
                                    </asp:Repeater>
                                </div>
                            </div>
                            <div class="clear"></div>
                        </ItemTemplate>
                    </asp:Repeater>
                </div>

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 News_Default : BasePage
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            metakeywords.Content = GkSystem.BLL.SiteConfig.GetConfig().SiteKeyWords;
            metadescription.Content = GkSystem.BLL.SiteConfig.GetConfig().SiteDescription;

            this.RepBrand.DataSource = GkSystem.BLL.Brands.GetListWhereBrandIDInNews();
            this.RepBrand.DataBind();

            this.RepRecommend.DataSource = new GkSystem.BLL.News().GetList("IsRecommend=1 AND ISDELETE=0 AND ISAUTH=1");
            this.RepRecommend.DataBind();

            DataSet ds = GkSystem.BLL.NewsClass.GetListWhereClassIDInNews();
            this.RepClass.DataSource = ds;
            this.RepClass.DataBind();
            this.RepNewsClass.DataSource = ds;
            this.RepNewsClass.DataBind();
            
            this.RepTop.DataSource = new GkSystem.BLL.News().GetTopNews("ISDELETE=0 AND ISAUTH=1",10);
            this.RepTop.DataBind();

            this.RepNew.DataSource = new GkSystem.BLL.News().GetNewNews("ISDELETE=0 AND ISAUTH=1",10);
            this.RepNew.DataBind();
        }
    }

    protected void RepNewsClass_ItemDataBound(object sender, RepeaterItemEventArgs e)
    {
        if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
        {
            Repeater rep = (Repeater)e.Item.FindControl("RepNews");

            int ClassID = (int)((DataRowView)e.Item.DataItem)["ClassID"];

            rep.DataSource = new GkSystem.BLL.News().GetTopNews("ClassID=" + ClassID + " and ISDELETE=0 AND ISAUTH=1", 6);
            rep.DataBind();

            Literal lt_PicNews = (Literal)e.Item.FindControl("lt_PicNews");
            lt_PicNews.Text = GetPicNews(ClassID);
        }
    }

    protected string GetPicNews(int ClassID)
    {
        string tmp = "";
        using (SqlDataReader dr=GkSystem.DBUtility.SqlHelper.ExecuteReader(GkSystem.DBUtility.SqlHelper.ConnectionString,CommandType.Text,"select top 1 * from gk_sys_news where IsPicNews = 1 and Classid = "+ClassID.ToString()))
        {
            if (dr.Read())
            {
                tmp += "<div class=\"pic\"><a target='_blank' href='/news/" + dr["NewsID"].ToString() + ".htm' title='" + dr["title"].ToString() + "'><img src=\"";
                if (String.IsNullOrEmpty(dr["TitlePic"].ToString()))
                    tmp += "/images/no-pic.gif\"";
                else
                    tmp += dr["TitlePic"].ToString() + "\"";
                tmp += " /></a></div><div><a target='_blank' href='/news/" + dr["NewsID"].ToString() + ".htm' title='" + dr["title"].ToString() + "'>" + GkSystem.Utility.MyString.SubString(dr["Title"].ToString(), 16, "") + "</a></div>";
            }
            else
            {
                tmp = "<div class=\"pic\"><img src='/images/no-pic.gif' /></div><div></div>";
            }
        }
        return tmp;
    }
}