UIGroupNavigationManagement uiGroupNavigation =
uiPageNodeForm.getAncestorOfType(UIGroupNavigationManagement.class);
PageNavigation selectedNavigation = uiGroupNavigation.getSelectedNavigation();
UIPopupWindow uiNavigationPopup = uiGroupNavigation.getChild(UIPopupWindow.class);
UINavigationManagement navigationManager =
uiPageNodeForm.createUIComponent(UINavigationManagement.class, null, null);
navigationManager.setOwner(contextNavigation.getOwnerId());
navigationManager.setOwnerType(contextNavigation.getOwnerType());
UINavigationNodeSelector selector = navigationManager.getChild(UINavigationNodeSelector.class);
selector.setEdittedNavigation(contextNavigation);
selector.initTreeData();
if (uiPageNodeForm.getSelectedParent() instanceof PageNode)
{