datalist分页（codebehind部分）

using System;
using System.Collections;
using System.Configuration;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
namespace cj168.Web
{
    ///

    /// Summary description for search.
    ///

    public class search : System.Web.UI.Page
    {
        protected System.Web.UI.WebControls.DataList datalistSearchResult;
        protected System.Web.UI.WebControls.Label lblTxtSearch;
        protected System.Web.UI.WebControls.Label lblRecordCount;
        protected System.Web.UI.WebControls.Label lblCurrentPage;
        protected System.Web.UI.WebControls.Label lblPageCount;
        protected System.Web.UI.WebControls.Label lblPageRange;
        protected System.Web.UI.WebControls.LinkButton lbnPrevPage;
        protected System.Web.UI.WebControls.LinkButton lbnNextPage;
        String txtSearch;
        int PageSize,RecordCount,PageCount,CurrentPage;
        
        public search()
        {
       Page.Init += new System.EventHandler(Page_Init);
        }