Google          

User-agent: googlebot 
Disallow: /cgi-bin/ 
Disallow: /images/ 

YAHOO 

User-agent: slurp 
Disallow: /cgi-bin/ 
Disallow: /images/ 

 ALEXA 

User-agent: alexa_site_report 
Disallow: /cgi-bin/ 
Disallow: /images/ 

MSN 

User-agent: MSNBOT 
Disallow: /cgi-bin/ 
Disallow: /images/ 


 MSN2 

User-agent: msnbot-media/1.0 
Disallow: /cgi-bin/ 
Disallow: /images/ 

BAN OTHERS 

User-agent: *         
Disallow: /