--- CMakeLists.txt.orig	2013-09-14 13:59:04.000000000 +0900
+++ CMakeLists.txt	2013-09-14 13:59:10.000000000 +0900
@@ -41,6 +41,6 @@
 ##
 
 add_subdirectory(src) 
-add_subdirectory(doc)
+#add_subdirectory(doc)