Reference - ActiveWorlds Keyboard Defaults

The following are the sets of default control schemes available in the AW browser as of build 6.2.0.1432:

Classic controls:

Gaming controls:

Browser controls:

Additional unlisted controls: (Thanks Bach Zhaa!)

Camera:
Camera - Scrollwheel - Camera Zoom in and out
Camera - Alt + Scrollwheel - Camera Power Zoom in and out
 
Object Properties:
Object Properties - Numpad 5 - Reset rotation on current selection
Object Properties - Ctrl + Numpad 0 - Duplicate current selection outward equivalent to objects dimensions
 

Chat:
Chat - Ctrl + Scrollwheel - Enlarge/Reduce text in chat window

Menus:
Tab - Toggle main window focus. Application must be in this focus for menu shortcuts to work. Tab + Tab is required to set this focus if current focus in the 3D window. A single tab is sufficient if focus is currently in the chat window.
Alt T (Teleport)
Alt T then F (Forward)
Alt T then B (Back)
Alt T then T (Teleport to)
Alt T then H (Home)

Alt L (Login)
Alt A (Avatar)
Alt B (Visibility) 
etc...