code: public void initializeSitemapTab() {
  
          String siteRoot = m_controller.getPreselectOption(
              m_controller.getStartSiteRoot(),
              m_controller.getSitemapSiteSelectorOptions());
          getTab().setSortSelectBoxValue(siteRoot, true);
          m_controller.getDefaultScope();
          if (siteRoot == null) {
              siteRoot = m_controller.getDefaultSitemapTabSiteRoot();
          }
          m_siteRoot = siteRoot;
          getSubEntries(siteRoot, true, new I_CmsSimpleCallback<List<CmsSitemapEntryBean>>() {
  
              public void execute(List<CmsSitemapEntryBean> result) {
  
                  getTab().fillDefault(result);
                  getTab().onContentChange();
              }
          });
  
      }
docs: Initializes the sitemap tab's content.<p>