Eandom moving lines

Take a lopok at http://sco.com
there is moving line animation at right corner,in box named unixware 7.1.4,how those lines are created with actionscript.
is that simple animation or with as.
pls help me how to do that,support with fla is fine.
thanks in advance.

Looks like frame animation. It’s pretty choppy if you ask me. But you didn’t. Nevermind.