View html attachment saving it in a file instead of piping.
<exit><Home><change-folder>=sent-mail<Enter> \
"Go to sent-mail"
-macro attach 8 "<pipe-message>iconv.py -t utf-8 | webstdin<Enter>" \
- "View html attachment in a web browser (convert back to utf-8)"
-macro attach U "<pipe-message>iconv.py -f utf-8 | webstdin<Enter>" \
- "View html attachment in a web browser (convert from utf-8)"
-macro attach V "<pipe-message>webstdin<Enter>" \
+macro attach V "<save-entry>_xxxxxx.html<Enter><shell-escape>webbrowser -n _xxxxxx.html; exxec rm _xxxxxx.html<Enter>" \
"View html attachment in a web browser"
# Go to python mailbox