public void PageGoBack(MenuControl otherPage)
        {
            // load the page into the contentcontrol
            //((PageContainer)((DockPanel)((ContentControl)Parent).Parent).Parent).GoBack();
            //Tools.FindVisualParent<PageContainer>(this).GoBack();

            Tools.FindVisualParent <PageContainer>(HHH).LoadControl(otherPage, true);
        }
        /// <summary>
        /// deze functie laadt het menu en set de pagina-specifieke waardes
        /// </summary>
        /// <param name="menucontrol"></param>
        public void LoadMenu(MenuControl menucontrol)
        {
            lblPageTitle.Content    = menucontrol.PageTitle;
            lblPageSubtitle.Content = menucontrol.PageSubtitle.ToStringTrimmed();

            btnGereed.Content = menucontrol.PageOKButtonText;
            btnTerug.Content  = menucontrol.PageBackButtonText;

            btnGereed.Visibility = menucontrol.PageGereedButtonVisibility;

            try
            {
                //menucontrol.PageReloaded(); LET OP: Juraci
            }
            catch {
                // testen hoevaak we hierin komen
                //System.Windows.MessageBox.Show("als dit vaker gebeurt, dan weghalen");
            }

            SetBreadcrumb();
        }