Hi
This was just the right tip. It worked like a charm. Many thanks /Hiromitsu
Bijan

"IIJIMA Hiromitsu" <delmonta@ht.sakura.ne.jp> wrote in message 
news:3FC2DBB4.D63C9159@ht.sakura.ne.jp...
>>     I guess that your help system is not disabled, but maybe
>>     you have changed the key binding of help-for-help
>>     command.  You can invoke help by typing
>>
>>     M-x help-for-help
>>
>>     If you like to do that by hitting C-h, find the lines like
>>
>>     (global-unset-key "\^h")
>>     (global-set-key "\^h" 'delete-backward-char)
>>
>>     in your .emacs, and delete them both.
>
> GNU Emacs 21, right. Then
> (if (fboundp 'normal-erase-is-backspace-mode)
>         (normal-erase-is-backspace-mode 0)
> )
> will help.
>
> ========================================================================
> (Mr.) IIJIMA Hiromitsu,                  mailto:delmonta@ht.sakura.ne.jp
>           aka Delmonta            http://www.ht.sakura.ne.jp/~delmonta/