Custom Killersudoku script needed for website

Hi I need a script for a website that allows visitors to play sudoku / killersudoku on my site . 1. players have choice of normal or killer sudoku. 2. players can register to play .... or continue to play unregistered after nag screen. 3 Looks good ... nothing amazing .. just not ugly.( eg straight to the point) 4 EASY game play .. ie numbers can be entered via mouse and keyboard 5 Flash or java 6 Room for text/banner ad ( easily changed/loaded by text file) 7 Counters : Timer , Number squares left 8 Buttons : Solve All , Hint , Show Mistakes , save puzzle , load puzzle 9 select Difficulty ( easy , normal , hard ) see [login to view URL] and [login to view URL] for examples of existing games. Must work on normal cpanel/unix server Have "embed in your site" facility. thanks for looking. Please only bidders that can show me completed work , with proven record. I would rather pay properly for proper work , than be cheap and get rubbish . ## Deliverables before bid is accepted , I will discuss with potential winners of specifics or queries that they may have so that we are on the same level before formally accepting .