How do I make a background not move?

[hilariousness16]

Look at this site: http://www.mastiarea.com/

The background doesn't move, how do you do that ?:confused:

[Deepdog009]

Use CSS like with the Myspace profiles...

Goto this link 4 more help... U CAN DO IT....>>> Tutorial (http://www.hscripts.com/tutorials/css/backp6.php) <<<

[hilariousness16]

Thank You, I'll try not to confuse myself on this :p

EDIT: I'm confused already, LOL

Where do I put the code? I know it's in the main CSS, right?