Mac OS X Leopard/Dock

The dock is mostly on the bottom screen and appears after installation it appears as a mirrored table mirroring the apps that are on it, You are able to drag on and take applications off the dock the only thing that stays is the trash and you may not drag this off it

Folder effects
The folder effects on the dock only applies if you have placed a folder on it; they include a preview of your applications without opening the finder, either in stack effect or in groups.