public override void Exit()
		{
			CheckDisposed();
			m_concordanceControl.Dispose();
			m_concordanceControl = null;
			m_concordanceTextsVh = null;
			base.Exit();
		}
		private void ReinitializeActiveConcordanceTool()
		{
			Control control = m_window.FindControl("concordanceControl");
			m_concordanceControl = control as MockConcordanceControl;
		}
		/// ------------------------------------------------------------------------------------
		/// <summary>
		///
		/// Note: Dispose() is the TestFixtureTearDown in BaseTest class.
		///
		/// Executes in two distinct scenarios.
		///
		/// 1. If disposing is true, the method has been called directly
		/// or indirectly by a user's code via the Dispose method.
		/// Both managed and unmanaged resources can be disposed.
		///
		/// 2. If disposing is false, the method has been called by the
		/// runtime from inside the finalizer and you should not reference (access)
		/// other managed objects, as they already have been garbage collected.
		/// Only unmanaged resources can be disposed.
		/// </summary>
		/// <param name="disposing"></param>
		/// <remarks>
		/// If any exceptions are thrown, that is fine.
		/// If the method is being done in a finalizer, it will be ignored.
		/// If it is thrown by client code calling Dispose,
		/// it needs to be handled by fixing the bug.
		///
		/// If subclasses override this method, they should call the base implementation.
		/// </remarks>
		/// ------------------------------------------------------------------------------------
		protected override void Dispose(bool disposing)
		{
			//Debug.WriteLineIf(!disposing, "****************** " + GetType().Name + " 'disposing' is false. ******************");
			// Must not be run more than once.
			if (IsDisposed)
				return;

			if (disposing)
			{
				if (m_concordanceControl != null)
					m_concordanceControl.Dispose();
			}

			base.Dispose(disposing);

			// Dispose unmanaged resources here, whether disposing is true or false.
			m_concordanceControl = null;
		}