--- kitutuki-0.9.1/kitutuki.ksh.help	2010-02-12 20:09:26.000000000 +0900
+++ kitutuki-0.9.1/kitutuki.ksh	2010-02-17 17:34:54.000000000 +0900
@@ -234,7 +234,7 @@
             i=$(($i + 2))
 
 def kitutuki_help:
-    if which lv > /dev/null && index -q $LANG ja || index -q $LC_ALL ja:
+    if which lv > /dev/null && index -q "$LANG" ja || index -q "$LC_ALL" ja:
         lv $KITUTUKI_DOCDIR/usage.ja.txt 
     else :
         less $KITUTUKI_DOCDIR/usage.en.txt