Sudoku

Sudoku game.

It's the Sudoku game (generate randomely).
The button "NewGame" generate a new Sudoku.
The button "Difficulty" show you the number of square you have to found (you can change the number if you click the button).
The button "DeleteLoose" erase the wrong number you have write in the Sudoku (warning, the computer generate One solution for the Sudoku generate, and erase every number diferent of his solution, But you can have many solution if you play on a hight level of Difficulty, in this situation).

When you have start a game, click on a square you whant to write a number.
Every click increase the number in the square.
When every square contain a number, the computer verify if every thing is good.
If every line, colone and block has no two time the same number, you win.

The code is in JS, you can see in browser.

have fun.