To determine whether access is from the search engine ASP functions

To determine whether access from the search engine functions, interested can try!

<!--' Check if the current user is Spider-Man
Function Check (user_agent)
Allow_agent=split ("Baiduspider,scooter,ia_archiver,googlebot,fast-webcrawler,msnbot,slurp", ",")
Check_agent=false
For Agenti=lbound (allow_agent) To UBound (allow_agent)
If InStr (User_agent,allow_agent (agenti)) >0 Then
Check_agent=true
Exit For
End If
Next
Check=check_agent
End Function
User_agent=request.servervariables ("Http_user_agent")
' Check (user_agent) =true is determined to visit the Spider-Man
-->

Note: This function comes from the Internet, whether it can be verified!