@Override
		public Object getValueAt(int rowIndex, int columnIndex) {
			String reply = "";
			Item item = items.get(rowIndex);

			switch (columnIndex) {
			case 0:
				reply = item.getId();
				break;
			case 1:
				reply = item.getName();
				break;
			case 2:
				reply = Integer.toString(item.getOfferAvailability());
				break;
			case 3:
				reply = Integer.toString(item.getSaleAvailability());
				break;
			case 4:
				reply = toString(item.getMaxOfferUnitPrice());
				break;
			case 5:
				reply = toString(item.getMinSaleUnitPrice());
				break;
			case 6:
				reply = String.format("%4.2fC", item.getMargin());
				break;
			case 7:
				reply = "http://www.gw2spidy.com/item/" + item.getId();
				break;
			}
			return reply;
		}