LHSTreeSection domainLeaf = new LHSTreeSection("Domain", true);
domainLeaf.addItem(new LHSNavTreeItem("Topology", NameTokens.Topology));
domainLeaf.addItem(new LHSNavTreeItem("Manage Deployments", NameTokens.DeploymentsPresenter));
domainNavigation.addItem(domainLeaf);
domainNavigation.expandTopLevel();
stack.add(domainNavigation);
domainNavigation.getElement().getParentElement().setAttribute("style", "border-bottom: 1px solid #BEBEBE;");
// ----------------------------------------------------