public void swap() {
		Item itm1 = new NoItem();
		Item itm2 = new NoItem();

		int Itm1W = 0;
		int Itm1H = 0;
		int Itm2W = 0;
		int Itm2H = 1;
		int amount = 1;
		for (int h = 0; h < ItemH; h++) {
			for (int w = 0; w < ItemW; w++) {
				if (ITEMS[h][w].isSelected) {
					if (amount == 1) {
						itm1 = ITEMS[h][w];
						Itm1W = w;
						Itm1H = h;
						amount++;
					} else if (amount == 2) {
						itm2 = ITEMS[h][w];
						Itm2W = w;
						Itm2H = h;
						amount++;
					}
				}
			}
		}
		ITEMS[Itm1H][Itm1W] = itm2;
		ITEMS[Itm2H][Itm2W] = itm1;
		// System.out.println("1: "+ITEMS[Itm1H][Itm1W]);
		// System.out.println("2: "+ITEMS[Itm2H][Itm2W]);
		for (int h = 0; h < ItemH; h++) {
			for (int w = 0; w < ItemW; w++) {
				ITEMS[h][w].isSelected = false;
			}
		}
		swapped = true;
	}