if (function_exists('gravatar')) {
if ('' != get_comment_author_url()) {
echo "";
} else {
echo "";
}
echo "
comment_type) {
echo gravatar($comment->comment_author_email);
} elseif ( ('trackback' == $comment->comment_type) || ('pingback' == $comment->comment_type) ) {
echo gravatar($comment->comment_author_url);
}
echo "' alt='a gravatar' class='gravatar' />";
}
?>