Documents can be added to the top Navigation ba placing them in the Sitemap unter "Top navigation":
Within the document itself, the options "Show in Navigation" and "Shown in Top Navigation" must be selected under Navigation:
The text which appears in the navigation is defined under "Navigations-Text" and can be difefrent from the Title and/or Headline.
Language, must be the last entry in this navigation. All documents which appear in the first level below "Language" are shown in the left hand drop down menu. All documents which appear in the second level below "Language" are shown in the rightt hand drop down menu.