Мой вариант подсветки кода для email`ов отличается от стандартного следующим:
Разумеется для использования нужно определить все стили.
<?php
# (c) Nekipelov Alex (mailto:nalex <AT> pisem.net)
$text = htmlspecialchars($text);
$text = preg_replace("/\b(https?|ftp|file|nntp|telnet):\/\/\S+/","<a href='\\0'>\\0</a>", $text);
$text = preg_replace("/\bmailto:[\w\.]+\x40[\w\.]+/","<a href='\\0'>\\0</a>", $text);
$text = str_replace(">", ">", $text); # fixme!
preg_match_all( "/^(.*?)\n{2}(.*?)$/s", $text, $matches );
$header = $matches[1][0];
$body = $matches[2][0];
$header = preg_replace( "/(<[\w\.-]+\x40[\w\.-]+>)/m", "<span class=email_email>\\1</span>", $header );
$header = preg_replace( "/([\w\.-]+\x40[\w\.-]+)/m", "<span class=email_email>\\1</span>", $header );
$header = preg_replace( "/^(Date:) /m", "<span class=email_date>\\1</span> ", $header );
$header = preg_replace( "/^(From:) /m", "<span class=email_from>\\1</span> ", $header );
$header = preg_replace( "/^(To:) /m", "<span class=email_to>\\1</span> ", $header );
$header = preg_replace( "/^(Subject:) /m", "<span class=email_subject>\\1</span> ", $header );
$header = preg_replace( "/^([\w\-]:) /m", "<span class=email_keywords>\\1</span> ", $header );
$header .= "\n\n";
$body = preg_replace( "/^(\w*[\x20\t]*>{1}[ \t].+)$/m", "<span class=email_quote1>\\1</span>", $body );
$body = preg_replace( "/^(\w*[\x20\t]*>{2}[ \t].+)$/m", "<span class=email_quote2>\\1</span>", $body );
$body = preg_replace( "/^(\w*[\x20\t]*>{3}[ \t].+)$/m", "<span class=email_quote3>\\1</span>", $body );
$body = preg_replace( "/^(\w*[\x20\t]*>{4}[ \t].+)$/m", "<span class=email_quote4>\\1</span>", $body );
$body = preg_replace( "/^(\w*[\x20\t]*>{5}[ \t].+)$/m", "<span class=email_quote5>\\1</span>", $body );
$body = preg_replace( "/^(\w*[\x20\t]*>{6}[ \t].+)$/m", "<span class=email_quote6>\\1</span>", $body );
$body = preg_replace( "/^(\w*[\x20\t]*>{7}[ \t].+)$/m", "<span class=email_quote7>\\1</span>", $body );
$body = preg_replace( "/^(\w*[\x20\t]*>{8}[ \t].+)$/m", "<span class=email_quote8>\\1</span>", $body );
$body = preg_replace( "/^(\w*[\x20\t]*>{9,}[ \t].+)$/m", "<span class=email_quote9>\\1</span>", $body );
echo "<div class=\"code\"><pre>";
echo "<span class=email_header>" . $header . "</span>";
echo "<span class=email_body>" . $body . "</span>";
echo "</pre></div>";
?>
Вы не владеете cтраницей NekipelovAlex/раскраска и поэтому не можете получить список наблюдающих за ней