public int GetNPCDropArrayID(int NPCID, int DropType) {
		for (int i = 0; i < maxNPCDrops; i++) {
			if (NpcDrops[i] != null) {
				if (NpcDrops[i].npcId == NPCID && NpcDrops[i].DropType == DropType) {
					return i;
				}
			}
		}
		return -1;
	}