public int getInventoryItemCount(int itemId, int enchantLevel)
    {
        int count = 0;
        if (_items != null)
        {
            for (L2ItemInstance item : _items)
                if (item.getItemId() == itemId && ((item.getEnchantLevel() == enchantLevel) || (enchantLevel<0)))
                {
                    //if (item.isAvailable((L2PcInstance)getOwner(), true) || item.getItem().getType2() == 3)//available or quest item
                    if (item.isStackable())
                        count = item.getCount();
                    else
                        count++;
                }
        }
        else count = 0;
        return count;
    }