User-agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)
User-agent: *
Disallow: *.gif 		# no images
Disallow: *.jpg
Disallow: *.css
Disallow: *.wsdl
Disallow: *.swf
Disallow: *.png
Visit-time: 2300-0100     # only visit between 23:00 PM and 01:00 AM UT (GMT)