Sliding Puzzle

The game is composed of 12 various puzzles. By moving the pieces with the mouse, you must come to a layout, which corresponds to the drawing in the right part of the game area, under the word "Assignment". Disposition of the other peaces doesn't matter. The winner will get an exclusive exotic dance performed by an oriental beauty as a prize.
The buttons: left button - return to initial position; right button - one move back (no more than 20 moves).