'Moby Dock', and 'Command-Line Reference A-Z'

Moby Dock

MobyDock DX is a fully customizable freeware launch bar - taskbar program that allows you to control your applications and folders while displaying some cool mouse-over animations. It can check your POP mail account, displays thumbnails for the running applications, displays popup menus for your favorite media-player allowing to control it from the dock itself, as well as a functional Clock and Recycle Bin etc. The integrated Microsoft Messenger support, weather checker, auto-focus and several other features will help you to explore, interact and keep your system under control in a fast and accessible way. Check below for a complete list of all features.

http://www.mobydock.com/

Command-Line Reference A-Z

Virtually a complete command line reference for Windows XP.

http://www.microsoft.com