function langSwitcher(pathToRoot) {
  var currPage = window.location.pathname;
  var Ausdruck = /\/..\/(.+)/;
  Ausdruck.exec(currPage);

  document.write("<a href=\"" + pathToRoot + "/de/" + RegExp.$1 + "\" onfocus=\"this.blur();\" title=\"Deutsch\" class=\"lang_flag\"><img src=\"" + pathToRoot + "/img/lang_de.gif\" align=\"bottom\" alt=\"de\" width=\"22\" height=\"15\" /></a>");
  document.write("<a href=\"" + pathToRoot + "/en/" + RegExp.$1 + "\" onfocus=\"this.blur();\" title=\"English\" class=\"lang_flag\"><img src=\"" + pathToRoot + "/img/lang_en.gif\" align=\"bottom\" alt=\"de\" width=\"22\" height=\"15\" /></a>");
}