Some time you have seen That your friend give’s you YouTube link which starts from specific time
you may think that How do they Do ?

http://www.youtube.com/watch?v=JKMJP0OyHSE#t=1m30s

 

just look at the you tube link which added above
after the link just add #t=2m20s

 

t  = mean time

m= minute

s  = sec

Try it if like this post plz comment on this post Thanks