binding data to menu.............................................

hi,
i've a table in my database called rollpage with columns rollid and pagename.
And i've a Menu control in my .aspx page.when a user logged in,the pagename from the table rollpage should be bind to that particular menu item and shown it to the user .
How can we bind the data to the Menu control from database.
Can u plz explain me about this with an example.

http://www.dotnetfunda.com