Main screen:
* current puzzle
* Across and Down clues for current square, and/or/nor Kbd
* scroll indicators
* for key, pen input, see below

Menu commands:
Clues:
* enter entire word for current clue
* view/select other clues
* view unclipped clues for current letter

Puzzle: open a puzzle from
* local Sample or Saved collections
* remote (internet) sites

Clear: reset current letter, word or entire puzzle

Check: check answer

Reveal: reveal answer

Prefs: preferences for font size, selection color, etc.

About: CrozzWord and current puzzle info

Register: enter user email and registration code to
* use CrozzWord beyond evaluation period
* access additional sites and features

Exit: exit CrozzWord; prompts if current puzzle unsaved

Arrow controls: change current letter or clue direction
Select/Call/Tab/Enter key: next word (in current direction)
Keys: A-Z or space or Clear for guesses

Key:
2: A, B (repeat key), C (repeat twice)
3: D, E, F
4: G, H, I
5: J, K, L
6: M, N, O
7: P, Q, R, S
8: T, U, V
9: W, X, Y, Z
*: toggle between abbrev. clues and kbd menu at top (see Prefs: CluesKbd)
#: space

Touch sensitive screen:
select letter: tap on square
change direction: drag across or down
select clue: tap on Across or Down clue (if clues displayed)
enter letter: tap on A-Z, #(space), (select) (if kbd displayed)
scroll: tap scrollbar end boxes to move by 1; tap in bar half to scroll by 5
