asp分页的一个类

asp分页的一个类 
在50,000条记录下测试过，速度比ado的那个要快多了 

<%

'************************************************************************************
'具体用法
Dim strDbPath
Dim connstr
Dim mp
Set mp = New MyPage
strDbPath = "fenye/db.mdb"
connstr  = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source="
connstr  = connstr & Server.MapPath(strDbPath)
Set conn  = Server.CreateObject("Adodb.Connection")
conn.open connstr
set rs = mp.Execute("select * from table1",conn,29)
while not rs.eof
    response.write rs("aaaa")&"<br>"
    rs.MoveNext
wend
mp.pageDispaly()
'************************************************************************************
Class MyPage
    private MyPage_Conn,MyPage_StrSql,MyPage_TotalStrSql,MyPage_RS,MyPage_TotalRS
    private MyPage_PageSize
    private MyPage_PageAbsolute,MyPage_PageTotal,MyPage_RecordTotal
    private MyPage_Url
    public property let conn(strConn)
    set MyPage_Conn = strConn
    end property

    public property let PageSize(intPageSize)
        MyPage_PageSize = Cint(intPageSize)
    end property

    public function PageExecute(strSql)
        MyPage_PageAbsolute = MyPage_PageAbsoluteRequest()
        MyPage_TotalStrSql = FormatMyPage_TotalStrSql(strSql) 
        set MyPage_TotalRS = MyPage_Conn.execute(MyPage_TotalStrSql)
        MyPage_RecordTotal = MyPage_TotalRS("total")
        MyPage_PageTotal = Cint(MyPage_RecordTotal/MyPage_PageSize)
        MyPage_StrSql = FormatMyPage_StrSql(strSql)
        set MyPage_RS = MyPage_Conn.execute(MyPage_StrSql)
        dim i
        i = 0 
        while not MyPage_RS.eof and  i<(MyPage_PageAbsolute-1)*MyPage_PageSize
            i = i + 1
            MyPage_RS.MoveNext
        wend
        set PageExecute = MyPage_RS 
    end function

    public function Execute(strSql,strConn,intPageSize)
        conn = strConn
        PageSize = intPageSize
        set Execute = PageExecute(strSql)
    end function

    public function pageDispaly()
        MyPage_Url = ReadMyPage_Url
        firstPageTag = "<font face=webdings>9</font>"  '|<<
        LastPageTag = "<font face=webdings>:</font>"  '>>|
        previewPageTag = "<font face=webdings>7</font>"  '<<
        nextPageTag = "<font face=webdings>8</font>"  '>>
        dim strAnd
        if instr(MyPage_Url,"?")=0 then
            strAnd = "?"
        else
            strAnd = "&"
        end if
        response.write "<table width=100%  border=0 cellspacing=0 cellpadding=0>"
        response.write "<tr>"
        response.write "<td align=left>"
        response.write  "页次:"&MyPage_PageAbsolute&"/"&MyPage_PageTotal&"页 "
        response.write  "主题数:"&MyPage_RecordTotal
        response.write "</td>"
        response.write "<td align=right>"
        response.write  "分页:"
        if MyPage_PageAbsolute>10 then
            response.write  "<a href='"&MyPage_Url&strAnd&"MyPage_PageNo=1'>"&firstPageTag&"</a>"
            response.write  "<a href='"&MyPage_Url&strAnd&"MyPage_PageNo="&(MyPage_PageAbsolute-10)&"'>"&previewPageTag&"</a>"
        else
            response.write  firstPageTag
            response.write  previewPageTag
        end if
        response.write " "
        dim CurrentStartPage,i
        i = 1
        CurrentStartPage=(Cint(MyPage_PageAbsolute)\10)*10+1
        if Cint(MyPage_PageAbsolute) mod 10=0 then
            CurrentStartPage = CurrentStartPage - 10
        end if
        while i<11 and CurrentStartPage<MyPage_PageTotal+1
            if CurrentStartPage < 10 then
                FormatCurrentStartPage = "0" & CurrentStartPage
            else
                FormatCurrentStartPage = CurrentStartPage
    &nbs