diff --git a/Rakefile b/Rakefile
index 2ac498e..0bcf32d 100644
--- a/Rakefile
+++ b/Rakefile
@@ -4,26 +4,29 @@ desc "install the dot files into user's home directory"
 task :install do
   replace_all = false
   dot_files   = File.dirname(__FILE__)
-  files       = %w(shells/zsh/zshrc
-                   shells/zsh/zshenv
-                   shells/bash/bashrc
-                   shells/bash/bash_profile
-                   misc/ackrc
-                   misc/inputrc
-                   misc/nanorc
-                   misc/ctags
+  files       = %w(
+                   editors/vim
+                   editors/vim/gvimrc
+                   editors/vim/vimrc
                    languages/ruby/autotest/autotest
                    languages/ruby/gemrc
                    languages/ruby/irbrc
                    languages/ruby/rdebugrc
-                   vcs/git/gitk
+                   misc/ackrc
+                   misc/ctags
+                   misc/inputrc
+                   misc/nanorc
+                   misc/tmux.conf
+                   shells/bash/bash_profile
+                   shells/bash/bashrc
+                   shells/zsh/zshenv
+                   shells/zsh/zshrc
+                   vcs/git/gitattributes
                    vcs/git/gitconfig
                    vcs/git/gitignore
-                   vcs/git/gitattributes
+                   vcs/git/gitk
                    vcs/hg/hgrc
-                   editors/vim
-                   editors/vim/gvimrc
-                   editors/vim/vimrc)
+                  )
 
   files = Hash[files.zip(Array.new(files.size, "~/."))]
   # files["ruby/global.gems"] = "~/.rvm/gemsets/"
diff --git a/misc/tmux.conf b/misc/tmux.conf
index c4a61ba..07d170c 100644
--- a/misc/tmux.conf
+++ b/misc/tmux.conf
@@ -48,6 +48,11 @@ bind-key p choose-buffer
 # delete the most recently copied buffer of text (default key was '-')
 bind-key x delete-buffer
 
+# Notifying if other windows has activities
+setw -g monitor-activity on
+set -g visual-activity on
+
+
 
 # Screen-like key bindings
 
@@ -79,6 +84,7 @@ bind-key -r > resize-pane -R 3
 bind-key -r + resize-pane -U 1
 bind-key -r = resize-pane -D 1
 
+set -g utf8 on
 
 # Statusbar settings