var TITEMS = [ 
 ["FilterOptix", "source/index.html", "1",
  ["Getting started", "source/getting_started.html", "11"],
  ["How to register", "source/manual-how_to_register.html", "11"],
  ["About FilterOptix", "source/about.html", "11"],
  ["Manual", "source/manual.html", "1",
   ["Getting started", "source/getting_started.html", "11"],
   ["How to register", "source/manual-how_to_register.html", "11"],
   ["How to edit filters", "source/manual-how_to_edit_filters.html", "11"],
   ["Using the preview", "source/manual-using_the_preview.html", "11"],
   ["Changing filter settings", "source/manual-changing_filter_settings.html", "11"],
   ["Managing presets", "source/manual-managing_presets.html", "11"],
   ["How to change options", "source/manual-how_to_change_options.html", "11"]
  ],
  ["Reference", "source/reference.html", "1",
   ["Effects", "source/reference-effects.html", "1",
    ["Color effects", null, "1",
     ["B & W", "source/reference-effects-bw.html", "11"],
     ["Color", "source/reference-effects-color.html", "11"]
    ],
    ["Mask effects", null, "1",
     ["Center spot", "source/reference-effects-center_spot.html", "11"],
     ["Split field", "source/reference-effects-split_field.html", "11"],
     ["Gradient mask", "source/reference-effects-gradient-mask.html", "11"],
     ["Reset mask", "source/reference-effects-reset_mask.html", "11"]
    ],
    ["Special effects", null, "1",
     ["Close-up", "source/reference-effects-close-up.html", "11"],
     ["Exposure", "source/reference-effects-exposure.html", "11"],
     ["Infrared", "source/reference-effects-infrared.html", "11"],
     ["Polarizer", "source/reference-effects-polarizer.html", "11"],
     ["Soft-focus", "source/reference-effects-soft-focus.html", "11"],
     ["Star", "source/reference-effects-star.html", "11"]
    ],
    ["Blur effects", null, "1",
     ["Blur", "source/reference-effects-blur.html", "11"],
     ["Motion blur", "source/reference-effects-motion_blur.html", "11"],
     ["Radial blur", "source/reference-effects-radial_blur.html", "11"],
     ["Zoom blur", "source/reference-effects-zoom_blur.html", "11"]
    ]
   ],
   ["Keyboard shortcuts", "source/reference-keyboard_shortcuts.html", "11"],
   ["Glossary", "source/reference-glossary.html", "11"]
  ]
 ],
 ["Links", null, "5",
  ["Internet: FilterOptix info", "http://www.filteroptix.com", "15"],
  ["Internet: VanDerLee", "http://www.vanderlee.com", "15"],
  ["E-mail: Support", "mailto:support@vanderlee.com", "13"]
 ],
 ["Internet: Order", "http://www.vanderlee.com/plugins_filteroptix_order.html", "15"]
];


var FITEMS = arr_flatten(TITEMS);

function arr_flatten (x) {
   var y = []; if (x == null) return y;
   for (var i=0; i<x.length; i++) {
      if (typeof(x[i]) == "object") {
         var flat = arr_flatten(x[i]);
         for (var j=0; j<flat.length; j++)
             y[y.length]=flat[j];
      } else {
         if ((i%3==0))
          y[y.length]=x[i+1];
      }
   }
   return y;
}