diff --git a/csv2table.rb b/csv2table.rb
index 5196e24..c8aebde 100755
--- a/csv2table.rb
+++ b/csv2table.rb
@@ -3,7 +3,7 @@
 # CSV to table(HTML) converter - csv2table.rb
 # (c)2000, 2007, 2017 by HIROSE, Yuuji <yuuji@gentei.org>
 # $Id$
-# Last Modified Sat Nov  4 18:22:31 2017 on firestorm
+# Last Modified Tue Nov  7 13:57:02 2017 on firestorm
 
 =begin
 
@@ -215,13 +215,14 @@
 count = 0
 print "<table border=\"#{$border}\">\n"
 # ����ܤϸ��Ф�
+csvopt = $tabdelim ? {:col_sep => "\t"} : {}
 
 case ARGV[0]
 when /\.ods/i
   require 'roo'
-  data = CSV.parse(Roo::OpenOffice.new(ARGV[0]).to_csv.toeuc)
+  data = CSV.parse(Roo::OpenOffice.new(ARGV[0]).to_csv.toeuc, csvopt)
 else
-  data = CSV.parse(ARGF.read.toeuc)
+  data = CSV.parse(ARGF.read.toeuc, csvopt)
 end
 
 th = nil