Need a 'one page' website. Customer upload a picture and see the picture on screen with in the front the model of a jigsaw puzzle. Your script recognize direct if the picture is horizontal or vertical and show the picture with the correct puzzle-frame.
You have the frame for the puzzle. I think you understand that it is a part of a website. You can see a example of my idea on [url removed, login to view] (photo gifts).
by-the-way, our budget is max $200.-