That's cool!
The new version automatically converts "\amp" to "\&" for LaTeX, not "$\amp$" as in my current version (comes with Emacs).

Again, many thanks for your prompt response and I will update it per your guidance.

Regards,
Joseph

On Fri, Dec 24, 2010 at 3:23 AM, Bernt Hansen <bernt@norang.ca> wrote:
"Kyeong Soo (Joseph) Kim" <kyeongsoo.kim@gmail.com> writes:

> I will try to upgrade and test it soon.
> Many thank.
>
> By the way, I wonder whether you have tested it with LaTeX export or not.
> The HTML export works perfectly in my case, too, but LaTeX export does not as said.

Sorry I misread your original post.

I get the following for latex export using the same test.org

,----
| ...
| \title{Export test for ampersand}
| \author{Bernt Hansen}
| \date{23 December 2010}
| \maketitle
|
| \setcounter{tocdepth}{3}
| \tableofcontents
| \vspace*{1cm}
| This \& that is cool.
| This \& that.
| ...
`----

-Bernt

>
> Regards,
> Joseph
>
> On Thu, Dec 23, 2010 at 5:35 PM, Bernt Hansen <bernt@norang.ca> wrote:
>
>     "Kyeong Soo (Joseph) Kim" <kyeongsoo.kim@gmail.com> writes:
>
>     > This may be a FAQ, but I couldn't find it mentioned either in the Manual or in the mailing
>     list.
>     >
>     > To use the ampersand symbol ('&') in HTML export, I use "\amp" per the manual and the
>     "Publishing
>     > Org-mode files to HTML" tutorial at Worg site. Later, however, I found that the "\amp" is
>     exported
>     > to "$\amp$" in LaTeX, which causes a compile error (i.e., "undefined control sequence"); it
>     should
>     > be "\&" in a normal TeX/LaTeX document.
>     >
>     > I'm currently using 6.33x version of Org-mode with GNU Emacs 23.2.1 on Windows 7.
>     >
>     > Any guidance on this issue would be greatly appreciated.
>
>     Guidance: Upgrade your version of org-mode.
>
>     Exporting the following subtree to HTML works for me
>
>     ,----[ test.org ]
>     | * Export test for ampersand
>     | This & that is cool.
>     | This \amp that.
>     `----
>
>     ,----[ test.html ]
>     | ...
>     | <h1 class="title">Export test for ampersand</h1>
>     |
>     | <p>This &amp; that is cool.
>     | This &amp; that.
>     | </p><div id="postamble">
>     | <p class="author"> Author: Bernt Hansen
>     | </p>
>     | ...
>     `----
>
>     My version of org-mode is Org-mode version 7.4
>     (release_7.4.89.g4ed00.dirty)
>
>     HTH,
>     Bernt