Multibyte Mail 1.2

This plugin for WordPress replaces the wp_mail() function with one that allows 8-bit and multibyte characters to be used safely in the From:, Reply-To: and Subject: headers.

Download: mbmail.php

Requirements

WordPress 2.0 or 2.1. This plugin is no longer needed with WordPress 2.2 or later.

Installation

Download mbmail.php and save it in the wp-content/plugins directory of your WordPress installation. Activate the Multibyte Mail plugin in the Plugins admin page.