lang/en/settings.php

<?php
$lang['allowanonymous'] = 'Allow anonymous users to recommend a page. Should only be set if the captcha helper plugin is available.';
$lang['default_recipient'] = "Bookmarks.  You can define emailadresses to choose from. When providingmore than one address, split them with pipes.";
$lang['subjectprefix'] = "This text is prepended to the subject line.";
$lang['default_sender'] = "Default sender email address";
$lang['default_sender_displayname'] = "Default sender display name";