protected function updateAll():void
		{
			var loc1:*;
			loc1 = 0;
			while (loc1 < m_requirements.attributes().length())
			{
				updateSlot(loc1);
				++loc1;
			}
			if (m_neededRequirements <= m_fulfilledRequirements)
				Managers.TechManager.completeTech(m_tech);
			return;
		}