1.系统消息显示主题；

2.系统消息中冒号修改为中文形式

app/views/users/user_messages.html.erb

@@ -54,7 +54,7 @@
               <span style="color: red;float: left">【系统消息】</span><li class="homepageSystenMessageContent fl" id="content_<%= usm.id %>">
               <li class="homepageSystenMessageContent fl">
 
-              <%= link_to usm.content.nil? ? usm.description.html_safe : usm.content.html_safe, user_system_messages_path(User.current),
+              <%= link_to usm.subject.nil? ? (usm.content.nil? ? usm.description.html_safe : usm.content.html_safe) : usm.subject, user_system_messages_path(User.current),
                           :id => "content_link_#{usm.id}",
                           :onmouseover =>"message_titile_show($(this),event);",
                           :onmouseout => "message_titile_hide($(this));"

app/views/users/user_system_messages.html.erb

@@ -39,7 +39,7 @@
         </div>
         <div class="homepagePostDes">
           <div class="homepagePostTo break_word">
-            <span class="fl"> Trustie平台 发布了系统消息:</span>
+            <span class="fl"> Trustie平台 发布了系统消息：</span>
             <span style="color:#0781b4; max-width:470px; display:block; overflow:hidden; white-space: nowrap; text-overflow:ellipsis;vertical-align: top;"><%= system_message.subject %></span>
           </div>
           <div class="cl"></div>