protected void setupInventory()
  {
    ownSlots = new ArrayList(rows * 4 - 1);
    otherSlots = new ArrayList(rows * 4 - 1);
    seperatorSlots = new ArrayList(rows - 1);

    for (int slot = 0; slot < rows * 9; slot++) {
      if ((slot != 3) && (slot != 4) && (slot != 5)) {
        int collum = slot % 9;
        if (collum < 4) {
          ownSlots.add(Integer.valueOf(slot));
        }
        if (collum == 4) {
          seperatorSlots.add(Integer.valueOf(slot));
        }
        if (collum > 4) {
          otherSlots.add(Integer.valueOf(slot));
        }
      }
    }

    for (Integer slot : seperatorSlots) {
      inventory.setItem(slot, seperatorItem);
    }

    inventory.setItem(3, acceptItem);
    inventory.setItem(4, refuseItem);
    inventory.setItem(5, pendingItem);
  }