Help for Bookworm

Screen Review Keys:
bak: left one window
fwd: right one window
esc: toggle cursor tracking
esc+bak: go back
esc+fwd: toggle text/attributes
ent: route cursor to first cell
ent+bak: up one line
ent+fwd: down one line
esc+ent: preferences menu
esc+ent+bak: beginning of line
esc+ent+fwd: end of line
bak+fwd: help page
bak+fwd+esc: toggle cursor shape
bak+fwd+ent: toggle screen freeze

Preferences Menu Keys:
bak: left one window
fwd: right one window
esc: discard changes
esc+bak: previous setting
esc+fwd: next setting
ent: exit menu
ent+bak: previous item
ent+fwd: next item
esc+ent: save settings
esc+ent+bak: first item
esc+ent+fwd: last item
bak+fwd: unassigned
bak+fwd+esc: unassigned
bak+fwd+ent: unassigned