Here are some links you might find useful:

Saudi Arabia Hajj Ministry
www.hajinformation.com

Embassy of Saudi London
www.mofa.gov.sa

Health advice for Hajj Umra travellers from Department of Health, UK
www.dh.gov.uk

Link for prayer times
www.islamicfinder.org

http://video.google.com/videoplay?docid=-797266757108756953

http://www.channel4.com/culture/microsites/H/hajj/flash/vhajj.html