my rank as predicted by this website should be in b/n 3000 and 4000 . . is there ANY chance of getting sme branch(not smthng like mining or biotech or msc programmes but sme other) in the old iits?

Hi , Gopal ,

For cut off details you can visit the following:

http://www.askiitians.com/IIT-JEE-2010-Cut-Offs.aspx

http://www.askiitians.com/iits-2009-2010-opening-and-closing-rank.aspx

for cutoff in new IITs  check the link

http://jee.iitd.ac.in/openclose09.htm    (this link includes the more detail analysis)

for code of the cources check the councelling broucher 2009.

All the best !!