Add extra tab to navbar?

[fundash]

I know this is probably a newbie question, but how do I add a link to the main navbar?
not the grey one, but the big green one:
http://img339.imageshack.us/img339/1584/screenshotwp.png
I searched the forums, but what I found added to the smaqller grey bar seen above.

Thanks,
dash:D

[Kevlar21]

I used this:

https://vborg.vbsupport.ru/showthread.php?t=233629

Worked pretty well for me.