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diff --git a/lib/sisu/v5/spell.rb b/lib/sisu/v5/spell.rb
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+# encoding: utf-8
+=begin
+
+ * Name: SiSU
+
+ * Description: a framework for document structuring, publishing and search
+
+ * Author: Ralph Amissah
+
+ * Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+   2007, 2008, 2009, 2010, 2011, 2012, 2013 Ralph Amissah, All Rights Reserved.
+
+ * License: GPL 3 or later:
+
+   SiSU, a framework for document structuring, publishing and search
+
+   Copyright (C) Ralph Amissah
+
+   This program is free software: you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by the Free
+   Software Foundation, either version 3 of the License, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful, but WITHOUT
+   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+   FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+   more details.
+
+   You should have received a copy of the GNU General Public License along with
+   this program. If not, see <http://www.gnu.org/licenses/>.
+
+   If you have Internet connection, the latest version of the GPL should be
+   available at these locations:
+   <http://www.fsf.org/licensing/licenses/gpl.html>
+   <http://www.gnu.org/licenses/gpl.html>
+
+   <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
+
+ * SiSU uses:
+   * Standard SiSU markup syntax,
+   * Standard SiSU meta-markup syntax, and the
+   * Standard SiSU object citation numbering and system
+
+ * Hompages:
+   <http://www.jus.uio.no/sisu>
+   <http://www.sisudoc.org>
+
+ * Download:
+   <http://www.sisudoc.org/sisu/en/SiSU/download.html>
+
+ * Git
+   <http://sources.sisudoc.org/gitweb/?p=code/sisu.git;a=summary>
+   <http://sources.sisudoc.org/?p=code/sisu.git;a=blob;f=lib/sisu/v5/spell.rb;hb=HEAD>
+
+ * Ralph Amissah
+   <ralph@amissah.com>
+   <ralph.amissah@gmail.com>
+
+ ** Description: spellchecking
+
+=end
+module SiSU_SpellUtility
+  class Spell
+    def initialize(input,filesrc,flg)
+      @flg=flg
+      @filename, @filetype = /(.+?)(\.\w\w\w0$)/.match(filesrc)[1,2] #.gsub(/\.\w\w\w0$/, "")
+      @input=input
+      @allwords=[]
+      puts @filename
+      @speller='aspell' # 'ispell'
+      @dictionary='british'
+      @lang='en_GB'
+    end
+    def check
+      @input.each do |data|
+        data=data.gsub(/(https?|www|ftp|gopher|png|jpg|gif|html|htm)\S+/i,' ').
+          gsub(/(&nbsp;|#{Mx[:nbsp]})/i,' ').
+          gsub(/<\/?(table|tr|td|b|p|href).*?>/i,' ').
+          gsub(/(<==.+|<:\S+>|<!.+?!>|^@\S+?:.+|\{\{\{|~)/,' ').
+          gsub(/(["|<>)(\n'`'.;&_-]|\=)/,' ').
+          gsub(/\b(altExternal|
+            target|externalimg|
+            srcimagebext|
+            img|src|toc|pdf|
+            cd|org|
+            helvetica|roman
+            )\b/i,' ').
+          gsub(/EOF/,'')
+        @words=data.scan(/\S+/)
+        @words.each { |y| @allwords << y }
+      end
+      @allwords=@allwords.uniq
+      if @flg =~ /S/
+        File.open('/home/ralph/spell_error','a+') do |file| #fix
+          file.puts %{\n\n<<#{@filename}>>}
+        end
+        @allwords.each { |y| puts y.inspect; system(%{cat #{y} | /usr/bin/#{@speller} -l -d #{@dictionary} >> ~/spell_error })}
+      else
+        @allwords.each { |y| sp=%x{echo #{y}|#{@speller} -l }; puts sp unless sp.empty?}
+      end
+    end
+  end
+end
+__END__