Menu Listing on click using superfish menu

Helloo,

Can anyone hep me out..

my primary links are like this:-
Education
-commerce
--bcom
--ca
-science
--mbbs
--bsc
Commercial
-home
-forum
--forum1
--forum2

Now i want to display 2 basic link that is Education and Commercial should display their child menu items on click that is commerce, science, home, forum and for the sub of these items superfish menu should be used.

But i am not getting the way how to do it.

Can anyone give me any idea that how these thing can be implemented?

Please reply me urgently. its a very urgent work to be done.

Thanks in Advanced.