code: public void actionParent() throws Exception {
  
          String ouFqn = CmsOrganizationalUnit.getParentFqn(getParamOufqn());
  
          Map<String, String[]> params = new HashMap<String, String[]>();
          params.put(A_CmsOrgUnitDialog.PARAM_OUFQN, new String[] {ouFqn});
          params.put(CmsDialog.PARAM_ACTION, new String[] {CmsDialog.DIALOG_INITIAL});
          String toolPath = getCurrentToolPath().substring(0, getCurrentToolPath().lastIndexOf("/"));
          getToolManager().jspForwardTool(this, toolPath, params);
          actionCloseDialog();
      }
docs: Deletes the given organizational unit.<p>
  
  @throws Exception if something goes wrong