Don't be nervous! For me, being nervous just holds me back, go for anything you want to be and don't let any one stand in your way, if they say "You can't do this." Fuck em, do what you want and you'll get what you want out of life, depending on what you want.
You click on 'layouts'.
Then browse through the layouts till you find one that you like.
And then click it.
And then the code should be in a boxx.
Copy & Paste it to your HTML.
This is the HTML link:
http://www.mibba.com/users/profile/layout/
Im gonna try telling my folks im bi... X_X