material and lighting issues - help

Hello guys
I’m doing an assignment in opengl and i almost finished my program except lighting. I tried hard to get the desired effects, but couldn’t. As I have to submit it before friday can anybody help me sort this little problem.

more on problem check this link http://www.opengl.org/discussion_boards/ubb/Forum2/HTML/011016.html

hope i’ll get some help
thanks guys