On Wed, 2014-04-02 at 12:00:19 +0800, Zhao, Gang wrote:
> I use a custom message citation line which includes the time when the
> author post his mail. I want the time showed in message citation
> line be the original author's timezone, not mine.

> For example, if the author's timezone is +0200, the citation line's time
> will show in that timezone. In my current setting the time is always
> displayed as my own timezone, i.e., +0800.

> My message-citation-line-format setting is "On %a, %Y-%m-%d at %T %z, %N wrote:"

> Please add me to CC, not subscribed.

A hack is below.  Since manipulating timezone is not so easy,
probably we will have to do it in a similar way if we add this
feature to the Gnus code.