2 files changed, 2 insertions, 1 deletions
diff --git a/lib/parse/navigation.js b/lib/parse/navigation.js
index 9ed82b9..145c873 100644
--- a/lib/parse/navigation.js
+++ b/lib/parse/navigation.js
@@ -6,7 +6,7 @@ function clean(obj) {
     return obj && _.omit(obj, ['articles', '_path']);
 }
 
-// Returns a map of
+// Returns from a summary a map of
 /*
     {
         "file/path.html": {
diff --git a/lib/parse/progress.js b/lib/parse/progress.js
index 7259e07..8cf7605 100644
--- a/lib/parse/progress.js
+++ b/lib/parse/progress.js
@@ -1,5 +1,6 @@
 var _ = require("lodash");
 
+// Returns from a navigation and a current file, a snapshot of current detailed state
 var calculProgress = function(navigation, current) {
     var n = _.size(navigation);
     var percent = 0, prevPercent = 0, currentChapter = null;