If after loading is completed and the grids cannot be seen, click randomly on the gray area below until some grid appear, then click on reset puzzle.
The square that u are currently typing into is highlighted in green. The status bar above the puzzle tells you which clue to refer to.
To reveal the answer for the current square, click on the "Show Letter" button.
To reveal the answer for the whole word, click on the "Show Word" button.
To reveal the answer for the whole puzzle, click on the "Show Puzzle" button.
To reset the whole puzzle, click on the "Reset Puzzle" button.
When you wish to know whether you have completed the whole puzzle successfully,click on the "Did I win?" button.