This is the template that goes with the above snippet. The single Notes fields can be conveniently added to the template, if you want other fields than what I've provided.
<html>
<head>
<title>Exported Lotus Notes email</title>
<body>
<TMPL_LOOP NAME="Subject">
<tt>Subject:</tt> <TMPL_VAR NAME="value"><br />
</TMPL_LOOP>
<TMPL_LOOP NAME="Date">
<tt>Date:</tt> <TMPL_VAR NAME="value"><br />
</TMPL_LOOP>
<TMPL_LOOP NAME="Folder">
<tt>Folder:</tt> <TMPL_VAR NAME="value"><br />
</TMPL_LOOP>
<TMPL_LOOP NAME="From">
<tt>From:</tt> <TMPL_VAR NAME="value"><br />
</TMPL_LOOP>
<TMPL_LOOP NAME="SendTo">
<tt>To:</tt> <TMPL_VAR NAME="value"><br />
</TMPL_LOOP>
<TMPL_LOOP NAME="CopyTo">
<tt>Cc:</tt> <TMPL_VAR NAME="value"><br />
</TMPL_LOOP>
<TMPL_LOOP NAME="BlindCopyTo">
<tt>Bcc:</tt> <TMPL_VAR NAME="value"><br />
</TMPL_LOOP>
<TMPL_LOOP NAME="Categories">
<tt>Categories:</tt> <TMPL_VAR NAME="value"><br />
</TMPL_LOOP>
<hr />
<pre>
<TMPL_VAR NAME="Body">
</pre>
<TMPL_LOOP NAME="Attachments">
Attachment <br />
<tt>Name:</tt> <a href="file://<TMPL_VAR NAME="url">"><TMPL_VAR NAME
+="name"></a><br />
</TMPL_LOOP>
<TMPL_LOOP NAME="EmbeddedObjects">
Embedded <br />
<tt>Name:</tt> <a href="file://<TMPL_VAR NAME="url">"><TMPL_VAR NAME
+="name"></a><br />
</TMPL_LOOP>
</body>
</head>
</html>