var options = {
  showFn: function() { $(this).show(); },
  hideFn: function() { $(this).hide(); },
  nav: null,
  currentNavFn:
    function() {
      // this will add a class to the parent of the
      // link that matches the currently selected anchor
      $(this).parent().siblings().removeClass('anchor-nav-current');
      $(this).parent().addClass('anchor-nav-current');
    },
  anchorClass: null,
  noAnchorFn:
    function() {
      // this will show the first panel
      // if the URL doesn't contain an anchor
      $container.children().hide().eq(0).show();
    }
};