--- CMakeLists.txt.orig	2013-01-24 07:05:43.000000000 +0900
+++ CMakeLists.txt	2013-02-17 01:03:13.000000000 +0900
@@ -14,4 +14,4 @@
 add_subdirectory(src)
 add_subdirectory(sounds)
 add_subdirectory(themes)
-add_subdirectory(doc)
+#add_subdirectory(doc)