public Tile[][] generateReverseZBlock()
        {
                Tile[][] piece = new Tile[3][2];
                for (int i = 0; i < piece.length; i++)
                        for (int j = 0; j < piece[i].length; j++)
                        {
                                if ((i == 0 && j==1) || (i==1) || (i==2 && j==0))
                                {
                                piece[i][j] = new Tile(Color.GREEN);
                                piece[i][j].setX(i);
                                piece[i][j].setY(j);
                                }
                                else
                                {
                                	piece[i][j] = new Tile(Color.white);
                                	piece[i][j].setX(i);
                                	piece[i][j].setY(j);
                                	piece[i][j].setActive(false);
                                }
                        }
                return piece;
        }