If there is sufficient interest based on the traffic I get to www.CrosswordHelper.com.au, I'll put in the time to create the crossword helper that does what I mentioned above. Now not trying to encourage people to cheat, but I've found in my own testing of concepts the approach can be really good for playing hangman as well.
Please feel free to visit www.CrosswordHelper.com.au. The more visitors showing interest the more I'll be encouraged to put in the required time.
Creator of the preferred Australian English spelling dictionary.