'判断访问是否合法
url=request.servervariables("http_referer")
url=trim(replace(url,"http://",""))
' url=trim(right(url,len(url)-len(request.servervariables("server_name"))))
if instr(url,"?")>1 then
url=left(url,instr(url,"?")-1)
end if
if url<>trim(webpage) then
response.write "请通过正当的方法访问本网站"
response.end
end if
end function