Animations are usually achieved with a gif image or flash object. Once you have an animated banner then you can add it to your forum by editing the ad templates: Admin CP -> Appearance -> Templates -> ad_*
An image that moves across the page? You are probably looking at javascript code to implement something like that.
He's referring to: http://xenfocus.com/development/index.php?misc/style&style_id=9&redirect=/development/index.php
That's a cool effect. As I suspected, it uses javascript. I can probably examine their code and come up with instructions, but they sell that skin for $30: http://www.xenfocus.com/skins/animate/index.php
The theme is free at [removed], I downloaded it from there since I don't use it in public, it is just to find that code...
I removed the site name from your post. Please don't mention or link to (para)sites which distribute software illegally.
The code is pretty easy to find, but I would suggest you ask them if you can use them, or search for a jQuery plugin that can do something similar. This one seems to do the same thing: http://www.htmldrive.net/items/show/207/Animated-Header-in-jQuery
As I said before... That skin is not free, so it would be wrong for me to rip their code and post it here. You should ask them for instructions and permission.
Necro-bumping this. It isn't javascript or flash, it's pure CSS: http://designshack.net/articles/css/infinitephotobanner/
