<!-- 글 내용 보여주기 -->
<div class="boardRead">
    <div class="originalContent">
        <div class="readHeader">
            <div class="titleAndUser">

                <div class="title">
                    <h4><a href="{$oDocument->getPermanentUrl()}">{$oDocument->getTitle()}</a></h4>
                </div>

                <!--@if($module_info->display_author!='N')-->
                <div class="userInfo">
                    <!--@if(!$oDocument->getMemberSrl())-->
                        <div class="author">
                        <!--@if($oDocument->isExistsHomepage())-->
                            <a href="{$oDocument->getHomepageUrl()}" onclick="window.open(this.href);return false;">{$oDocument->getNickName()}</a>
                        <!--@else-->
                            {$oDocument->getNickName()}
                        <!--@end-->
                        </div>
                    <!--@else-->
                        <div class="author"><span class="member_{$oDocument->get('member_srl')}">{$oDocument->getNickName()}</span></div>
                    <!--@end-->
                </div>
                <!--@end-->

                <div class="clear"></div>
           
            </div>


위의 내용은 기본게시판의  view_document.html 의 첫부분인데요...
위쪽의 boardRead, title, userInfo, author 등의 클래스들은 도대체 어디에 정의되어 있나요?
알려주세요... 미리 감사드립니다 ^^