BuddyPress.org

The details are as follows:

WordPress Version: 3.1
BuddyPress Version: 1.2.8
Theme: Buddy Press Default 1.2.7 By BuddyPress
I am using WordPress for first time
I know some HTML.
I do not know PHP at all.

@David thank for the code.

I would like to create a Submenu for that theme.
I have got still problem to create a child theme. It would be helpful if someone could help me with it.
I need it soon for my coursework.
I would be thankful for any quick answer.