Here is a full list of instuructions to install and setup Fluxbox to kiosk-mode

Old and slow laptops are suitable to be used more or less public kiosk-computers. Old computers are best with suited with lightweight window manager to make user experience more pleasant. This guide is aimed to users with some experience installing and managing linux, but may be enough for less experienced users as well.

Download and burn distro

Download Ubuntu Dapper server edition [http://archive.ubuntu.com/ubuntu/dists/dapper/main/installer-i386/current/images/netboot/mini.iso] and burn it to CD.

Install miniman Ubuntu

Install mini-Dapper and do not install graphical user interface or any x-window-manager.

Minimal installation

You may install Dapper through wizard by starting boot with (it should be the first thing you type in): ||boot: server-expert debian-installer/framebuffer=false||;