598       board.move[move].call(null, ui.board.position);

   598       board.move[move].call(null, ui.board.position);

   599       ui.game.finishStep();

   599       ui.game.finishStep();

   600     }

   600     }

   601     document.getElementById("step").addEventListener("click", ui.action.step, false);

   601     document.getElementById("step").addEventListener("click", ui.action.step, false);

   602 

   602 

   604       if ( ! ui.game.beginStep())

   604       if ( ! ui.game.beginStep())

   605         return;

   605         return;

   606       var brd = board.create();

   606       var brd = board.create();

   607       board.copy(ui.board.position, brd);

   607       board.copy(ui.board.position, brd);

   608       var move = ui.ai.current.analyse(brd);

   608       var move = ui.ai.current.analyse(brd);