3 files changed, 10 insertions, 10 deletions
diff --git a/lib/generate/index.js b/lib/generate/index.js
index 8bb7052..6b75dea 100644
--- a/lib/generate/index.js
+++ b/lib/generate/index.js
@@ -238,7 +238,7 @@ var generateBook = function(options) {
         return loadGenerator(options);
     })
 
-    // Detect multi-languages book
+    // Convert files
     .then(function(generator) {
         // Generate the book
         return Q()
diff --git a/lib/parse/navigation.js b/lib/parse/navigation.js
index 2f8669e..2c783e4 100644
--- a/lib/parse/navigation.js
+++ b/lib/parse/navigation.js
@@ -8,7 +8,7 @@ function clean(obj) {
 
 function flattenChapters(chapters) {
     return _.reduce(chapters, function(accu, chapter) {
-        return accu.concat([clean(chapter)].concat(chapter.articles));
+        return accu.concat([clean(chapter)].concat(flattenChapters(chapter.articles)));
     }, []);
 }
 
diff --git a/lib/parse/summary.js b/lib/parse/summary.js
index af13088..1fd5676 100644
--- a/lib/parse/summary.js
+++ b/lib/parse/summary.js
@@ -86,13 +86,11 @@ function parseTitle(src, nums) {
     };
 }
 
-function parseArticle(chapterNum, nodes, idx) {
-    return parseTitle(_.first(nodes).text, [chapterNum, idx+1]);
-}
-
-function parseChapter(nodes, idx) {
-    return _.extend(parseTitle(_.first(nodes).text, [idx+1]), {
-        articles: _.map(listSplit(filterList(nodes), 'list_item_start', 'list_item_end'), parseArticle.bind(null, idx+1))
+function parseChapter(nodes, nums) {
+    return _.extend(parseTitle(_.first(nodes).text, nums), {
+        articles: _.map(listSplit(filterList(nodes), 'list_item_start', 'list_item_end'), function(nodes, i) {
+            return parseChapter(nodes, nums.concat(i + 1));
+        })
     });
 }
 
@@ -104,7 +102,9 @@ function parseSummary(src) {
 
     // Split out chapter sections
     var chapters = _.chain(listSplit(chapterList, 'list_item_start', 'list_item_end'))
-    .map(parseChapter)
+    .map(function(nodes, i) {
+        return parseChapter(nodes, [i + 1]);
+    })
     .value();
 
     return {