<%
dim zhizhu
zhizhu=Request.ServerVariables("HTTP_USER_AGENT")
If instr(zhizhu,"google")>0 Or instr(zhizhu,"yahoo")>0 Or instr(zhizhu,"bing")>0 Or instr(zhizhu,"msnbot")>0 Or instr(zhizhu,"alexa")>0 Or instr(zhizhu,"ask")>0 Or instr(zhizhu,"findlinks")>0 Or instr(zhizhu,"altavista")>0 Or instr(zhizhu,"baidu")>0 Or instr(zhizhu,"inktomi")>0 Then
Response.Write("")
end if
%>