Assistance required

Can some one provide me the link to the sectors where i could get to see the compaines listed each sectors traded in NSE or BSE . for example
If in auto sector we have cos like TATA motors, m&m, eicher & so on so

http://www.nseindia.com
go for home and then in corporates in which u find listing of componies.

set appropriate filter here
http://www.bseindia.com/sensex/mktwatchR.aspx?filter=gainer*index$all$AUTO