diff --git a/_keysnail.js b/_keysnail.js
index 21cd397..43831be 100644
--- a/_keysnail.js
+++ b/_keysnail.js
@@ -616,6 +616,7 @@ key.suspendKey           = "Not defined";
 
 // ================================= Hooks ================================= //
 
+
 hook.setHook('KeyBoardQuit', function (aEvent) {
     ext.exec("hide-sidebar");
     let(elem = document.commandDispatcher.focusedElement) elem && elem.blur();
@@ -643,7 +644,6 @@ hook.setHook('Unload', function () {
 });
 
 
-
 // ============================= Key bindings ============================== //
 
 key.setGlobalKey('C-<right>', function () {
@@ -682,6 +682,10 @@ key.setGlobalKey('<f11>', function (ev, arg) {
     ext.exec("strong-fullscreen", arg, ev);
 }, 'go fullscreen with hiding toolbar and tabbar', true);
 
+key.setViewKey('0', function (ev) {
+    BrowserCloseTabOrWindow();
+}, 'タブ / ウィンドウを閉じる');
+
 key.setViewKey('N', function (ev) {
     getBrowser().mTabContainer.advanceSelectedTab(1, true);
 }, 'ひとつ右のタブへ');
@@ -822,10 +826,6 @@ key.setViewKey('B', function (ev) {
     }
 }, '選択中のタブを左へ');
 
-key.setViewKey('0', function (ev) {
-    BrowserCloseTabOrWindow();
-}, 'タブ / ウィンドウを閉じる');
-
 key.setViewKey('C', function (ev, arg) {
     ext.exec("linksnail", arg, ev);
 }, 'LinkSnail', true);
@@ -918,3 +918,7 @@ key.setEditKey('C-p', function (ev) {
 key.setEditKey('C-o', function (ev) {
     command.openLine(ev);
 }, '行を開く (Open line)');
+
+key.setViewKey('f', function (ev, arg) {
+    ext.exec('strong-fullscreen', arg, ev);
+}, 'go fullscreen with hiding toolbar and tabbar', true);
diff --git a/emacs.el b/emacs.el
index 60b1e57..07c3b48 100644
--- a/emacs.el
+++ b/emacs.el
@@ -68,6 +68,27 @@ otherwise the path where the library installed."
                        ok-if-already-exists)
         path)))
 
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; package
+
+(when (require 'package nil t)
+  (add-to-list 'package-archives
+               '("ELPA" . "http://tromey.com/elpa/"))
+  (add-to-list 'package-archives
+               '("melpa" . "http://melpa.milkbox.net/packages/")
+               t)
+  (add-to-list 'package-archives
+               '("marmalade" . "http://marmalade-repo.org/packages/"))
+  ;; (package-initialize)
+  ;; (package-refresh-contents)
+  )
+
+;; http://qiita.com/items/5f1cd86e2522fd3384a0
+;; http://blog.64p.org/entry/2013/05/01/233306
+
+
+;; (lazy-load-eval 'sudoku)
+
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;; autoload
 
@@ -313,6 +334,8 @@ found, otherwise returns nil."
 
 ;; (set-face-background 'vertical-border (face-foreground 'mode-line))
 
+;; (set-window-margins (selected-window) 1 1)
+
 (and (or (eq system-type 'Darwin)
          (eq system-type 'darwin))
      (fboundp 'mac-set-input-method-parameter)
@@ -640,24 +663,10 @@ found, otherwise returns nil."
      (getenv "TMUX")
      (pasteboard-enable-rtun))
 
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-;; package
-
-(when (require 'package nil t)
-  (add-to-list 'package-archives
-               '("melpa" . "http://melpa.milkbox.net/packages/")
-               t)
-  (add-to-list 'package-archives
-               '("marmalade" . "http://marmalade-repo.org/packages/"))
-  (add-to-list 'package-archives
-               '("ELPA" . "http://tromey.com/elpa/"))
-  (package-initialize))
-
-(lazy-load-eval 'sudoku)
-
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;; https://github.com/lunaryorn/flycheck
 (when (require 'flycheck nil t)
-  (add-hook 'after-init-hook #'global-flycheck-mode))
+  (add-hook 'after-init-hook 'global-flycheck-mode))
 
 (defun my-install-packages ()
   nil)