1. I can't see the puzzle.
The most likely answer is that you have Java disabled on your browser, or that your browser does not support Java.
2. The puzzle displays, and I can type into it, but none of the buttons do anything, and clicking on a clue number doesn't select the word in the puzzle.
The most likely answer is that you have Javascript disabled on your browser, or that your browser does not support Javascript version 1.2.
3. I can't save the current state of a puzzle - it 'forgets' when I leave my browser, and when I return to the page, the puzzle is blank.
4. The background of the pages is very grainy.The most likely answer is that you have disabled persistent cookies (or all cookies) on your system.
The most likely answer is that your system is set up for less than 16-bit colour.