public static void UnequipItem(ItemUsage usage, GameState client)
        {
            var item = client.Equipment.TryGetItem((byte)usage.dwParam);
            if (client.Entity.ContainsFlag3((ulong)FlagsUpdate.Flags3.PathOfShadow))
                if (usage.dwParam == 4)
                    client.Entity.RemoveFlag3((ulong)FlagsUpdate.Flags3.PathOfShadow);
            if (!client.Equipment.Free((byte)usage.dwParam))
                if (ItemPosition(client.Equipment.TryGetItem((byte)usage.dwParam).ID) == ConquerItem.Garment)
                    if (client.Entity.Tournament_Signed) return;
            if (client.Equipment.Remove((byte)usage.dwParam))
            {
                if (item != null)
                {
                    if (Database.PerfectionTable.PerfectItems.ContainsKey(item.UID))
                    {
                        Database.PerfectionTable.PerfectItems[item.UID].Position = item.Position;
                    }
                }
                if (client.Map.ID == 1039)
                    client.Entity.AttackPacket = null;
                client.CalculateStatBonus();
                client.CalculateHPBonus();
                client.LoadItemStats();
                ClientEquip equips = new ClientEquip();
                equips.DoEquips(client);
                client.Send(equips);
            }
            WindowStats Stats = new WindowStats(client);
            client.Send(Stats.ToArray());
            if (client.Team != null)
            {
                client.Team.GetClanShareBp(client);
            }
            if (client.Entity.Class >= 160 && client.Entity.Class <= 165)
            {
                if (!client.Entity.IsChaser2() && !client.Entity.IsStomper2())
                {
                    client.Entity.RemoveFlag4((ulong)Network.GamePackets.FlagsUpdate.Flags4.JusticeChant);
                    client.Entity.RemoveFlag4((ulong)Network.GamePackets.FlagsUpdate.Flags4.ChillingSnow);
                    client.Entity.RemoveFlag4((ulong)Network.GamePackets.FlagsUpdate.Flags4.FreezingPelter);
                    client.Entity.RemoveFlag4((ulong)Network.GamePackets.FlagsUpdate.Flags4.HealingSnow);
                    client.Entity.RemoveFlag4((ulong)Network.GamePackets.FlagsUpdate.Flags4.RevengeTaill);
                    client.Entity.RemoveFlag4((ulong)Network.GamePackets.FlagsUpdate.Flags4.ShadowofChaser);
                    client.Entity.RemoveFlag4((ulong)Network.GamePackets.FlagsUpdate.Flags4.Omnipotence);
                }
            }
        }