diff --git a/app/views/users/user_messages.html.erb b/app/views/users/user_messages.html.erb
index 89bc45397..09ddcdfa9 100644
--- a/app/views/users/user_messages.html.erb
+++ b/app/views/users/user_messages.html.erb
@@ -37,7 +37,7 @@
                   <li class="homepageNewsPublisher fl"><a href="javascript:void(0);" class="newsBlue"><%= ucm.course_message.user %></a></li>
                   <li class="homepageNewsType fl">发布作业</li>
                   <li class="homepageNewsContent fl"><a href="javascript:void(0);" class="newsGrey">
-                    <%= link_to ("#{ucm.course_message.name}"), student_work_index_path(:homework => ucm.course_message.id) %></a></li>
+                    <%= link_to ("#{ucm.course_message.name}"), student_work_index_path(:homework => ucm.course_message.id),:class => "#{ucm.viewed == 0?"newsBlue":"newsGrey"}" %></a></li>
                   <li class="homepageNewsTime fl"><%= time_tag(ucm.course_message.created_at).html_safe %> </li>
                 </ul>
             <% end %>
@@ -47,7 +47,7 @@
                   <li class="homepageNewsPublisher fl"><a href="javascript:void(0);" class="newsBlue"><%= ucm.course_message.user %></a></li>
                   <li class="homepageNewsType fl">发布问卷</li>
                   <li class="homepageNewsContent fl"><a href="javascript:void(0);" class="newsGrey">
-                    <%= link_to format_activity_title(" #{ucm.course_message.polls_name}"), poll_index_path(:polls_type => "Course", :polls_group_id => ucm.course_id) %></a></li>
+                    <%= link_to format_activity_title(" #{ucm.course_message.polls_name}"), poll_index_path(:polls_type => "Course", :polls_group_id => ucm.course_id),:class=>"#{ucm.viewed==0?"newsBlue":"newsGrey"}" %></a></li>
                   <li class="homepageNewsTime fl"><%= time_tag(ucm.course_message.created_at).html_safe %> </li>
                 </ul>
             <% end %>
@@ -58,12 +58,12 @@
                   <% if ucm.course_message.parent_id.nil? %>
                     <li class="homepageNewsType fl">发布帖子</li>
                     <li class="homepageNewsContent fl"><a href="javascript:void(0);" class="newsGrey">
-                      <%=link_to ucm.course_message.subject, course_boards_path(ucm.course_message.course,:parent_id => ucm.course_message.parent_id ? ucm.course_message.parent_id : ucm.course_message.id, :topic_id => ucm.course_message.id) %></a></li>
+                      <%=link_to ucm.course_message.subject, course_boards_path(ucm.course_message.course,:parent_id => ucm.course_message.parent_id ? ucm.course_message.parent_id : ucm.course_message.id, :topic_id => ucm.course_message.id),:class=>"#{ucm.viewed==0?"newsBlue":"newsGrey"}" %></a></li>
                     <li class="homepageNewsTime fl"><%= time_tag(ucm.course_message.created_on).html_safe %> </li>
                   <% else %>
                     <li class="homepageNewsType fl">回复帖子</li>
                     <li class="homepageNewsContent fl"><a href="javascript:void(0);" class="newsGrey">
-                      <%=link_to ucm.course_message.subject, course_boards_path(ucm.course_message.course,:parent_id => ucm.course_message.parent_id ? ucm.course_message.parent_id : ucm.course_message.id, :topic_id => ucm.course_message.id) %> </a></li>
+                      <%=link_to ucm.course_message.subject, course_boards_path(ucm.course_message.course,:parent_id => ucm.course_message.parent_id ? ucm.course_message.parent_id : ucm.course_message.id, :topic_id => ucm.course_message.id),:class=>"#{ucm.viewed==0?"newsBlue":"newsGrey"}" %> </a></li>
                     <li class="homepageNewsTime fl"><%= time_tag(ucm.course_message.created_on).html_safe %> </li>
                   <% end %>
                 </ul>