there are more of this in the English language pack, mostly in the helpfiles::
admin.php:$string['releasenoteslink'] = 'For information about this version of Moodle, please see the online <a target=\"_blank\" href=\"$a\">Release Notes</a>';
docs/licence.html:<p align="center"><font size="1"><a href="." target="_top">Moodle Documentation</a></font></p>
help/surveys.html:<a target="paper" href="http://dougiamas.com/writing/herdsa2002">http://dougiamas.com/writing/herdsa2002</a>)</p>
help/surveys.html:<a target="paper" href="http://surveylearning.moodle.com/colles/">http://surveylearning.moodle.com/colles/</a>)</p>
help/hotpot/mods.html: <a href="http://web.uvic.ca/hrd/halfbaked/" target="_blank">Hot Potatoes</a> quizzes via Moodle.
help/lesson/questiontypes.html: see these sites <a href="http://www.zend.com/zend/tut/tutorial-delin2.php" target="_blank">regular-expressions
help/lesson/questiontypes.html: target="_blank">rezeau.org</a>. </p>
help/quiz/calculated.html:<br />More details on how to use these PHP-style functions can be found in the <a target="phpmathdoc" href="http://www.php.net/manual/en/ref.math.php">documentation at the PHP web site</a>
help/quiz/export.html:<p class="moreinfo"><a href="http://www.imsglobal.org/question/" target="_qti">More information on the IMS QTI site</a>
help/quiz/formatctm.html:<a href="http://odbcsock.sourceforge.net/" target="_new"><b>ODBC Socket Server</b></a>. In order to import CTM databases on Linux, you must first download and install
help/quiz/formatctm.html:<a href="http://odbcsock.sourceforge.net/" target="_new">this site</a> on the system.</li>
help/quiz/multianswer.html:Note that addresses like <a href="http://www.moodle.org" target="_blank">www.moodle.org</a> and smileys <img alt="" border="0" src="pix/s/smiley.gif" width="15" height="15" /> all work as normal:<br />
help/wiki/howtowiki.html:<a href="http://erfurtwiki.sourceforge.net/?id=ErfurtWiki" target="_blank">ErfurtWiki</a>,
help/wiki/howtowiki.html:<a href="http://c2.com/cgi/wiki?WikiWikiWeb" target="_blank">WikiWikiWeb</a>
help/wiki/howtowiki.html:There are more possibilities for Wiki mark-up. Please consult the <a href="http://erfurtwiki.sourceforge.net" target="_blank">Erfurt Wiki Homepage</a> for more information.
help/wiki/mods.html:<p>This module is based on <a href="http://erfurtwiki.sourceforge.net" target="_blank">Erfurt Wiki</a>.</p>
help/wiki/wikiusage.html:There are more possibilities for Wiki mark-up. Please consult the <a href="http://erfurtwiki.sourceforge.net" target="_new">Erfurt Wiki Homepage</a> for more information.
help/langpackages.html: <a href="http://download.moodle.org/lang16/" target="_blank">http://download.moodle.org</a>.
mnet.php: 'This can occur when you have <a href=\"$a\" target=\"_blank\">duplicate usernames in your user table</a>.<br />'.
resource.php:$string['localfileinfo'] = '<p>Choose a local file from your computer. The file will not be uploaded to the web site, but Moodle will look for the same file on the computer of anyone viewing this resource.</p><p>This is mostly useful when you have large media files stored on a standard CD-ROM that you distribute to all participants. Each participant is able to choose their own local path for such files, by <a href=\"$a\" target=\"_blank\">editing their user profile</a>.</p>';
xmldb.php:$string['listreservedwords'] = 'List of Reserved Words<br/>(used to keep <a href=\"http://docs.moodle.org/en/XMLDB_reserved_words\" target=\"_blank\">XMLDB_reserved_words</a> updated)';
exactly the same error for the string
$string['auth_radiusdescription']
of the same file