@Override
	public boolean okMessage(final Environmental myHost, final CMMsg msg)
	{
		if(msg.amITarget(this))
		{
			final MOB mob=msg.source();
			switch(msg.targetMinor())
			{
				case CMMsg.TYP_FILL:
					if((msg.tool()!=null)
					&&(msg.tool()!=msg.target())
					&&(msg.tool() instanceof Drink))
					{
						if(((Drink)msg.tool()).liquidType()!=RawMaterial.RESOURCE_LAMPOIL)
						{
							mob.tell(_("You can only fill @x1 with lamp oil!",name()));
							return false;
						}
						final Drink thePuddle=(Drink)msg.tool();
						if(!thePuddle.containsDrink())
						{
							mob.tell(_("@x1 is empty.",thePuddle.name()));
							return false;
						}
						return true;
					}
					mob.tell(_("You can't fill @x1 from that.",name()));
					return false;
				default:
					break;
			}
		}
		return super.okMessage(myHost,msg);
	}