asp转aspx

C# code:

<!--#include file="conn.asp"-->
<%

aa=Replace(Request.Cookies("id"),"$",",")
Request_key=Replace(aa,"undefined","")
aa1="in("+ Request_key +")"
aa2=Replace(aa1,",)",")")
SQL = "SELECT * from Ws_BookList where id "&aa2&""
Set rs = Server.CreateObject("ADODB.Recordset")
rs.open sql,conn,1,1
do while (Not RS.Eof) and (I<INT(RS.recordcount))
%>
<ul class="ule">
<li class="li1"><a href="http://www.56xs.net/LN/<%=rs("nclassid")%>.aspx"><%=rs("nclass")%></a></li>
<li class="li2"><a href="http://www.56xs.net/Book/<%=rs("id")%>index.aspx"><%=rs("booktitle")%></a></li>
<li class="li3"><a href="http://www.56xs.net/<%=rs("bookhtml")%><%=rs("bookupdateid")%>.shtml" target="_blank"><%=rs("bookupdatetitle")%></a></li>
<li class="li4"><%=rs("bookwriter")%></li>
</ul>

<%
RS.MoveNext
Loop
%>

这段程序的作用是读取cookies里