<%if {userid}>0%> class="current" <%/if%>>收件箱 class="current" <%/if%>>发件箱 class="current" <%/if%>>草稿箱 class="current" <%/if%>>选项 class="current addbutton" <%else%> class="addbutton" <%/if%>>写新消息 <%/if%>