socialforge/app/views/users/_course_message.html.erb

    <div class="resources mt10">
      <div class="homepagePostBrief"> <!--  onmouseover="$('#act-<%=user_activity.id %>').css('visibility','visible')" onmouseout="$('.homepagePostSetting').css('visibility','hidden')"-->
        <div class="homepagePostPortrait">
          <%= link_to image_tag(url_to_avatar(activity.author), :width => "50", :height => "50"), user_path(activity.author_id), :alt => "用户头像" %>
        </div>
        <div class="homepagePostDes">
          <div class="homepagePostTo break_word">
            <% if activity.try(:author).try(:realname) == ' ' %>
                <%= link_to activity.try(:author), user_path(activity.author_id), :class => "newsBlue mr15" %>
            <% else %>
                <%= link_to activity.try(:author).try(:realname), user_path(activity.author_id), :class => "newsBlue mr15" %>
            <% end %>
            TO
            <%= link_to activity.course.name.to_s+" | 课程讨论区", course_boards_path(activity.course), :class => "newsBlue ml15 mr5"%>
            <%#= link_to activity.course.name.to_s+"(课程讨论区)", course_path(activity.course), :class => "newsBlue ml15 mr5"%>
          </div>
          <div class="homepagePostTitle break_word">
            <% if activity.parent_id.nil? %> <!--+"(帖子标题)"-->
              <%= link_to activity.subject.to_s.html_safe, course_boards_path(activity.course,:parent_id =>activity.id, :topic_id => activity.id), :class=> "postGrey" %>
            <% else %>
                <%= link_to activity.parent.subject.to_s.html_safe, course_boards_path(activity.course,:parent_id =>activity.parent_id, :topic_id => activity.id), :class=> "postGrey"%>
            <% end %>
          </div>
          <div class="homepagePostDate">
            发帖时间：<%= format_date(activity.created_on) %>
          </div>


          <div class="homepagePostIntro break_word upload_img" id="activity_description_<%= user_activity.id%>">帖子描述：
          <% if activity.parent_id.nil? %>
              <%= activity.content.to_s.html_safe%>
          <% else %>
              <%= activity.parent.content.to_s.html_safe%>
          <% end %>
          </div>
          <div class="homepagePostSetting" id="act-<%= user_activity.id %>" style="visibility: hidden">
            <ul>
              <li class="homepagePostSettingIcon">
                <ul class="homepagePostSettiongText">
                  <li><a href="javascript:void(0);" class="postOptionLink">编辑</a></li>
                  <li><a href="javascript:void(0);" class="postOptionLink">复制</a></li>
                  <li><a href="javascript:void(0);" class="postOptionLink">删除</a></li>
                </ul>
              </li>
            </ul>
          </div>
        </div>
        <div class="cl"></div>
      </div>
      <div class="homepagePostReply">
        <div class="homepagePostReplyBanner">
          <% count=0 %>
          <div class="homepagePostReplyBannerCount">回复(
             <% if activity.parent_id.nil? %>
                <% count=activity.replies_count%>
                <%=count %>
            <% else %>
                <% count=activity.parent.replies_count%>
                <%=count %>
            <% end %>
            )</div>
          <div class="homepagePostReplyBannerTime"><%#=format_date(activity.updated_on)%></div>
          <%if count>2 %>
              <div class="homepagePostReplyBannerMore"><a id="reply_btn_<%=user_activity.id%>" onclick="expand_reply('#reply_div_<%= user_activity.id %> li','#reply_btn_<%=user_activity.id%>')" data-count="<%= count %>" data-init="0" class=" replyGrey" href="javascript:void(0)" value="show_help" >点击展开更多回复(<%= count.to_s%>)</a></div>
          <% end %>
          <!--<div class="homepagePostReplyBannerMore"><a href="javascript:void(0);" nhname='reply_ex_btn' class="replyGrey">点击展开更多回复</a>
          </div>-->
        </div>
        <!--<div class="homepagePostReplyInputContainer">
          <textarea class="homepagePostReplyInput" placeholder="请输入回复"></textarea>
        </div>
        <div class="homepagePostReplyInputContainer">
          <div class="homepagePostReplyEmotion"><a href="javascript:void(0);" class="replyGrey">表情</a></div>
          <div class="homepagePostReplyCancel"><a href="javascript:void(0);" class="postReplyCancel">取消</a>
          </div>
          <div class="homepagePostReplySubmit"><a href="javascript:void(0);" class="postReplySubmit">发送</a>
          </div>
          <div class="cl"></div>
        </div>-->
        <% activity= activity.parent_id.nil? ? activity:activity.parent%>
        <% replies_all_i = 0 %>
        <%  unless activity.children.empty? %>
            <div id="reply_div_<%= user_activity.id %>">
                <ul>
                    <% activity.children.reorder("created_on desc").each do |reply|%>
                          <% replies_all_i=replies_all_i+1 %>
                          <li class="homepagePostReplyContainer" nhname="reply_rec" style="display:<%= replies_all_i>2 ? 'none' : '' %>">
                            <div class="homepagePostReplyPortrait">
                              <%= link_to image_tag(url_to_avatar(reply.author), :width => "45", :height => "45"), user_path(reply.author_id), :alt => "用户头像" %>
                            </div>
                            <div class="homepagePostReplyDes">
                              <div class="homepagePostReplyPublisher">
                                <% if reply.try(:author).try(:realname) == ' ' %>
                                    <%= link_to reply.try(:author), user_path(reply.author_id), :class => "newsBlue mr10 f14" %>
                                <% else %>
                                    <%= link_to reply.try(:author).try(:realname), user_path(reply.author_id), :class => "newsBlue mr10 f14" %>
                                <% end %>
                                <%= format_date(reply.created_on) %>
                                <%#= link_to(
                                            l(:button_delete),
                                            {:controller => 'messages', :action => 'destroy', :id => reply.id, :board_id => reply.board_id, :is_board => 'false'},
                                            :method => :post,
                                            :data => {:confirm => l(:text_are_you_sure)},
                                            :title => l(:button_delete),
                                            :class => 'replyGrey fr ml10'
                                    ) if reply.course_destroyable_by?(User.current) %>
                                <!--<a href="javascript:void(0);" class="replyGrey fr ml10">删除</a>-->
                              </div>
                              <div class="homepagePostReplyContent break_word"><%= reply.content.html_safe %></div>
                            </div>
                            <div class="cl"></div>
                          </li>
                    <% end %>
                  </ul>
            </div>
        <% end %>
      </div>
    </div>