Inheritance: IVwRootBox
		public DummyVwSelection(DummyRootBox rootbox, int anchor, int end)
		{
			m_rootBox = rootbox;
			Anchor = anchor;
			End = end;
		}
		public DummySimpleRootSite()
		{
			m_rootb = new DummyRootBox(this);
			WritingSystemFactory = new PalasoWritingSystemManager();
		}