
Youtube now allows you to link to a specific time of its videos using the t hash parameter. So, if you want the video to start at the 1min, 45sec mark then add #t=1m45s to the URL.
http://in.youtube.com/watch?v=1bibCui3lFM#t=1m45s
(Thanks Techcrunch)
Find this article at: http://www.labnol.org/internet/linking-to-a-specific-time-of-youtube-videos/5101/
