Element tabsParent = doc.getElementById("tabsParentId");
this.tabsCombo = compMgr.createItsNatFreeComboBox(tabsParent, null, null);
tabsCombo.setJoystickMode(joystickModeCheck.isSelected());
DefaultComboBoxModel tabsModel = (DefaultComboBoxModel)tabsCombo.getComboBoxModel();
tabsModel.addElement(new NameValue("Example ",new Integer(FeatureTreeNode.EXAMPLE_PANEL)));
tabsModel.addElement(new NameValue("Source Code ",new Integer(FeatureTreeNode.CODE_PANEL)));
tabsModel.addElement(new NameValue("Explanation ",new Integer(FeatureTreeNode.DOC_PANEL)));
ItsNatListUI tabsComboUI = tabsCombo.getItsNatListUI();
this.exampleTab = tabsComboUI.getElementAt(0);
this.codeTab = tabsComboUI.getElementAt(1);