Tree view in content area of a site page

Hi ,

     I want to design a home  page for my company portal where i want to give Links for diffrent modules in home page content area(not in quick launch) as a tree view so that it would be easy for user to visit all required page from home  page only . Please suggest how it can be done using sharepoint in built functionality.It's urjent.

Thanks in advance.

Regards,

vinay