trustieforge/app/views/users/_user_message_system.html.erb

<% if ma.class == SystemMessage %>
    <%# @user_system_messages.each do |usm| %>
        <ul class="homepageNewsList fl">
          <li class="homepageNewsPortrait fl">
            <a href="javascript:void(0);"><div class="navHomepageLogo fl"><%= image_tag("/images/trustie_logo1.png", width: "30px", height: "30px", class: "mt3") %></div></a>
          </li>
          <li class="homepageNewsPubType fl">
            <span class="newsBlue homepageNewsPublisher">Trustie平台</span><span class="homepageNewsType fl">发布新消息：</span>
          </li>
          <span style="color: red;float: left">【系统消息】</span>
          <li class="homepageSystenMessageContent fl">

            <%= link_to ma.subject.blank? ? (ma.content.nil? ? ma.description.html_safe : ma.content.html_safe) : ma.subject, user_system_messages_path(User.current, :anchor => "position_#{ma.id}"),
                        :id => "content_link_#{ma.id}", :target => '_blank' %>
                        <!--:onmouseover =>"message_titile_show($(this),event);",-->
                        <!--:onmouseout => "message_titile_hide($(this));"-->
          </li>
          <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
        </ul>
    <%# end %>
<% end %>