
<div class="mail_session mail_session_{{session_expand_state}} hide_ifzero_{{is_hide}}" id="mail_session_id_{{mailid}}" mailid="{{mailid}}" toggling="false" sessionState="{{session_expand_state}}">
	<!-- 边框样式模版 -->
	{{frameborder_replaceholder}}
	<div class='mail_session_line_space'></div>
</div>
