<p><a href="Main.asp?<%session("id")=1%>">qq</a></p>
<p><a href="Main.asp?<%session("id")=2%>">ww</a></p>
-----------------------------------------------------------
<% if session("id")=1 then%>
<!--#include file="../Include/Const.asp" -->
<%end if%>
<% if session("id")=2 then%>
<!--#include file="../Include/Const2.asp" -->
<%end if%>

<p><a href="Main.asp?<%session("id")=1%>">qq</a></p>   红色的部分,那能这么写啊！

这样写:

<p><a href="Main.asp?id=1">qq</a></p>
<p><a href="Main.asp?id=2">ww</a></p>
-----------------------------------------------------------
<% if request.querystring("id")=1 then%>
<!--#include file="../Include/Const.asp" -->
<%end if%>
<% if request.querystring("id")=2 then%>
<!--#include file="../Include/Const2.asp" -->
<%end if%>