diff --git a/README.mkd b/README.mkd
index 55926b3..3d5a1fc 100644
--- a/README.mkd
+++ b/README.mkd
@@ -1,5 +1,3 @@
-** forked project **
-
 # ZenCoding-vim
 
 [zencoding-vim](http://mattn.github.com/zencoding-vim) is vim script support for expanding abbreviation like zen-coding(emmet).
@@ -55,6 +53,15 @@ Then type "<c-y>," (Ctrl + y + ','), you should see:
 [More Tutorials](https://raw.github.com/mattn/zencoding-vim/master/TUTORIAL)
 
 
+## Enable in differnt mode
+
+If you don't want enable zencoding in all mode,
+you can use set a option in `vimrc`:
+   
+   let g:user_zen_mode='n'    "only enable normal mode functions.
+   let g:user_zen_mode='inv'  "enable all functions, which is equal to
+   let g:user_zen_mode='a'    "enable all function in all mode.
+
 ## Project Authors
 
 [Yasuhiro Matsumoto](http://mattn.kaoriya.net/)