public void randomLevel() {
		Random rand = new Random(System.currentTimeMillis());
		for(int i=0;i<map.length;i++) {
			for(int j=0;j<map.length;j++) {
				int val = rand.nextInt(21);
				System.out.println(val);
				if(val<4)
					map[i][j] = new Wall(i,j);
				if(val>=4)
					map[i][j] = new Floor(i,j,null);
				if(val>17)
					map[i][j] = new Floor(i,j, new Gem());
			}
		}
	}