Default - All Robots are:
Crawl-Delay:
Search Robots:
Google
Google Image
Google Mobile
MSN Search
Yahoo
Yahoo MM
Yahoo Blogs
Ask/Teoma
GigaBlast
DMOZ Checker
Nutch
Alexa/Wayback
Baidu
Naver
MSN PicSearch
The path is relative to root it must contain a trailing slash "/"