Inheritance: IVwSelection
		public IVwSelection MakeRangeSelection(IVwSelection _selAnchor, IVwSelection _selEnd,
			bool fInstall)
		{
			m_dummySelection = new DummyVwSelection(this,
				(_selAnchor as DummyVwSelection).Anchor, (_selEnd as DummyVwSelection).End);
			return m_dummySelection;
		}
		public DummyRootBox(SimpleRootSite srs)
		{
			m_dummySimpleRootSite = srs;
			m_dummySelection = new DummyVwSelection(this, 0, 0);
		}