Выделение цветом комментария админа. - Настройка внешнего вида

<div class="comment-box avatar-indent usertype-super-administrator">
...
</div>

<a class="author-homepage" href="<?php echo $comment->homepage; ?>" rel="nofollow" title="<?php echo $comment->author; ?>"><?php echo $comment->author; ?></a>

<span class="comment-author"><?php echo $comment->author?></span>

<?php echo $comment->author?>

<?php echo ($comment->userid == 0)? $comment->author : '<b>'.$comment->author.'</b>';?>

#comments .usertype-super-administrator .comment-author {color: red !important;}
#comments .usertype-registered .comment-author {color: green !important;}
#comments .usertype-guest .comment-author {color: blue !important;}

<div class="comment-box avatar-indent usertype-super-administrator">

<a class="author-homepage" href="http://www.joomlatune.ru" rel="nofollow" title="smart">smart</a>

#comments .usertype-super-administrator .author-homepage {color: red !important}

<div class="comment-box avatar-indent usertype-super-administrator">

<?php
		if ($comment->userid == 0) {
		$admincommentstyle = '';
		} else {
		$admincommentstyle = '-admincomment';
		}
;?>
<div class="rbox<?php echo $admincommentstyle; ?>">