diff --git a/.gitignore b/.gitignore
index e71afed..6e0ec6d 100755
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 *.elc
 *.pyc
+/.log/
diff --git a/app/pdf-viewer/buffer.py b/app/pdf-viewer/buffer.py
index bbf3e03..df32faf 100755
--- a/app/pdf-viewer/buffer.py
+++ b/app/pdf-viewer/buffer.py
@@ -90,7 +90,7 @@ class AppBuffer(Buffer):
     def scroll_down_page(self):
         self.buffer_widget.scroll_down_page()
 
-    def swtich_to_read_mode(self):
+    def switch_to_read_mode(self):
         self.buffer_widget.switch_to_read_mode()
 
     def scroll_to_home(self):
diff --git a/eaf.el b/eaf.el
index d1b1982..1ea4fff 100644
--- a/eaf.el
+++ b/eaf.el
@@ -7,7 +7,7 @@
 ;; Copyright (C) 2018, Andy Stewart, all rights reserved.
 ;; Created: 2018-06-15 14:10:12
 ;; Version: 0.5
-;; Last-Updated: Fri Dec 20 14:14:27 2019 (-0500)
+;; Last-Updated: Sat Dec 21 00:43:40 2019 (-0500)
 ;;           By: Mingde (Matthew) Zeng
 ;; URL: http://www.emacswiki.org/emacs/download/eaf.el
 ;; Keywords:
@@ -15,7 +15,7 @@
 ;;
 ;; Features that might be required by this library:
 ;;
-;;
+;; Please check README
 ;;
 
 ;;; This file is NOT part of GNU Emacs
@@ -39,21 +39,13 @@
 
 ;;; Commentary:
 ;;
-;; Emacs application framework
+;; Emacs Application Framework
 ;;
 
 ;;; Installation:
 ;;
-;; Put eaf.el to your load-path.
-;; The load-path is usually ~/elisp/.
-;; It's set in your ~/.emacs like this:
-;; (add-to-list 'load-path (expand-file-name "~/elisp"))
-;;
-;; And the following to your ~/.emacs startup file.
-;;
-;; (require 'eaf)
+;; Please check README
 ;;
-;; No need more.
 
 ;;; Customize:
 ;;
@@ -230,8 +222,12 @@ Try not to modify this alist directly. Use `eaf-setq' to modify instead."
     ("k" . "scroll_down")
     ("<down>" . "scroll_up")
     ("<up>" . "scroll_down")
+    ("C-n" . "scroll_up")
+    ("C-p" . "scroll_down")
     ("SPC" . "scroll_up_page")
     ("b" . "scroll_down_page")
+    ("C-v" . "scroll_up_page")
+    ("M-v" . "scroll_down_page")
     ("t" . "switch_to_read_mode")
     ("." . "scroll_to_home")
     ("," . "scroll_to_end")
@@ -245,10 +241,6 @@ Try not to modify this alist directly. Use `eaf-setq' to modify instead."
     ("i" . "toggle_inverted_mode")
     ("m" . "toggle_mark_link")
     ("f" . "jump_to_link")
-    ("C-n" . "scroll_up")
-    ("C-p" . "scroll_down")
-    ("C-v" . "scroll_up_page")
-    ("M-v" . "scroll_down_page")
     ("C-s" . "search_text_forward")
     ("C-r" . "search_text_backward"))
   "The keybinding of EAF PDF Viewer."