diff --git a/app/views/organizations/_org_custom_left1.html.erb b/app/views/organizations/_org_custom_left1.html.erb
index 6a2cea552..f104a8450 100644
--- a/app/views/organizations/_org_custom_left1.html.erb
+++ b/app/views/organizations/_org_custom_left1.html.erb
@@ -12,7 +12,7 @@
                 <% if activity.container_type == 'Organization' && activity.org_act_type == 'OrgDocumentComment' && activity.org_act_id != @organization.home_id %>
                     <% document = activity.org_act %>
                     <li>
-                      <%= link_to "<span class='por_icons_hot fl'>热门推荐</span>#{document.title}".html_safe, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), class: 'por_hot_title', :target => "_blank", :title => document.title %>
+                      <%= link_to "<span class='por_icons_hot fl'>热门推荐</span>#{document.title}".html_safe, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), class: 'por_hot_title link-black', :target => "_blank", :title => document.title %>
                       <p class="mt5 mb5"><span class="por_time mr10"><%= time_from_now(document.created_at) %></span>
                         <%= link_to document.creator.show_name, user_path(document.creator), :class => "por_hot_name", :target => "_blank" %>
                       </p>
@@ -25,7 +25,7 @@
                         <% title = message.parent_id.nil? ? message.subject : message.parent.subject %>
                         <% if message.board.org_subfield_id %>
                             <li>
-                              <%= link_to "<span class='por_icons_hot fl'>热门推荐</span>#{title}".html_safe, board_message_url_in_org(message.board.id,message.id), class: 'por_hot_title', :target => "_blank", :title => title %>
+                              <%= link_to "<span class='por_icons_hot fl'>热门推荐</span>#{title}".html_safe, board_message_url_in_org(message.board.id,message.id), class: 'por_hot_title link-black', :target => "_blank", :title => title %>
                               <p class="mt5 mb5"><span class="por_time mr10"><%= time_from_now(message.created_on) %></span>
                                 <%= link_to message.author.show_name, user_path(message.author), :class => "por_hot_name", :target => "_blank" %>
                               </p>
@@ -33,7 +33,7 @@
                             </li>
                         <% else %>
                             <li>
-                              <%= link_to "<span class='por_icons_hot fl'>热门推荐</span>#{title}".html_safe, board_message_path(message.board.id,message.id), class: 'por_hot_title', :target => "_blank", :title => title %>
+                              <%= link_to "<span class='por_icons_hot fl'>热门推荐</span>#{title}".html_safe, board_message_path(message.board.id,message.id), class: 'por_hot_title link-black', :target => "_blank", :title => title %>
                               <p class="mt5 mb5"><span class="por_time mr10"><%= time_from_now(message.created_on) %></span>
                                 <%= link_to message.author.show_name, user_path(message.author), :class => "por_hot_name", :target => "_blank" %>
                               </p>
@@ -44,7 +44,7 @@
                     <% if activity.org_act_type == 'News' and News.where("id=?", activity.org_act_id).count > 0 %>
                         <% news = activity.org_act %>
                         <li>
-                          <%= link_to "<span class='por_icons_hot fl'>热门推荐</span>#{news.title}".html_safe, news_path(news), class: 'por_hot_title', :target => "_blank", :title => news.title %>
+                          <%= link_to "<span class='por_icons_hot fl'>热门推荐</span>#{news.title}".html_safe, news_path(news), class: 'por_hot_title link-black', :target => "_blank", :title => news.title %>
                           <p class="mt5 mb5"><span class="por_time mr10"><%= time_from_now(news.created_on) %></span>
                             <%= link_to news.author.show_name, user_path(news.author), :class => "por_hot_name", :target => "_blank" %>
                           </p>
@@ -60,7 +60,7 @@
             <% if activity.container_type == 'Organization' && activity.org_act_type == 'OrgDocumentComment' && activity.org_act_id != @organization.home_id %>
                 <% document = activity.org_act %>
                 <li>
-                  <%= link_to document.title, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), class: 'por_hot_title', :target => "_blank", :title => document.title %>
+                  <%= link_to document.title, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), class: 'por_hot_title link-black', :target => "_blank", :title => document.title %>
                   <p class="mt5 mb5"><span class="por_time mr10"><%= time_from_now(document.created_at) %></span>
                     <%= link_to document.creator.show_name, user_path(document.creator), :class => "por_hot_name", :target => "_blank" %>
                   </p>
@@ -73,7 +73,7 @@
                     <% title = message.parent_id.nil? ? message.subject : message.parent.subject %>
                     <% if message.board.org_subfield_id %>
                         <li>
-                          <%= link_to title, board_message_url_in_org(message.board.id,message.id), class: 'por_hot_title', :target => "_blank", :title => title %>
+                          <%= link_to title, board_message_url_in_org(message.board.id,message.id), class: 'por_hot_title link-black', :target => "_blank", :title => title %>
                           <p class="mt5 mb5"><span class="por_time mr10"><%= time_from_now(message.created_on) %></span>
                             <%= link_to message.author.show_name, user_path(message.author), :class => "por_hot_name", :target => "_blank" %>
                           </p>
@@ -81,7 +81,7 @@
                         </li>
                     <% else %>
                         <li>
-                          <%= link_to title, board_message_path(message.board.id,message.id), class: 'por_hot_title', :target => "_blank", :title => title %>
+                          <%= link_to title, board_message_path(message.board.id,message.id), class: 'por_hot_title link-black', :target => "_blank", :title => title %>
                           <p class="mt5 mb5"><span class="por_time mr10"><%= time_from_now(message.created_on) %></span>
                             <%= link_to message.author.show_name, user_path(message.author), :class => "por_hot_name", :target => "_blank" %>
                           </p>
@@ -92,7 +92,7 @@
                 <% if activity.org_act_type == 'News' and News.where("id=?", activity.org_act_id).count > 0 %>
                     <% news = activity.org_act %>
                     <li>
-                      <%= link_to news.title, news_path(news), class: 'por_hot_title', :target => "_blank", :title => news.title %>
+                      <%= link_to news.title, news_path(news), class: 'por_hot_title link-black', :target => "_blank", :title => news.title %>
                       <p class="mt5 mb5"><span class="por_time mr10"><%= time_from_now(news.created_on) %></span>
                         <%= link_to news.author.show_name, user_path(news.author), :class => "por_hot_name", :target => "_blank" %>
                       </p>
@@ -114,7 +114,7 @@
                 <% else %>
                     <%= link_to image_tag("/files/uploads/image#{get_image_path_from_content(document.content)}", :width => "299", :height => "246"), org_document_comment_path(:id => document.id, :organization_id => document.organization.id), :target => "_blank" %>
                 <% end %>
-                <%= link_to document.title, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), :class => 'por_hot_title_r', :target => "_blank", :title => document.title %>
+                <%= link_to document.title, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), :class => 'por_hot_title link-black_r', :target => "_blank", :title => document.title %>
                 <p class="mt5 mb5"><span class="por_time mr10"><%= time_from_now(document.created_at) %></span><%= link_to document.creator.show_name, user_path(document.creator), :class => "por_hot_name", :target => "_blank" %></p>
                 <%=render :partial =>"organizations/organization_content_extension", :locals => {:user_activity_id => document.id, :content=> document.content, :maxheight => 80, :maxwordsnum => 90, :maxwidth => 0, :cl => "por_hot_txt_r"} %>
               </div>
@@ -130,7 +130,7 @@
                         <% else %>
                             <%= link_to image_tag("/files/uploads/image#{get_image_path_from_content(content)}", :width => "299", :height => "246"), board_message_url_in_org(:id => message.id, :organization_id => message.organization.id), :target => "_blank" %>
                         <% end %>
-                        <%= link_to title, board_message_url_in_org(:id => message.id, :organization_id => message.organization.id), :class => 'por_hot_title_r', :target => "_blank", :title => title %>
+                        <%= link_to title, board_message_url_in_org(:id => message.id, :organization_id => message.organization.id), :class => 'por_hot_title link-black_r', :target => "_blank", :title => title %>
                         <p class="mt5 mb5"><span class="por_time mr10"><%= time_from_now(message.created_on) %></span><%= link_to message.author.show_name, user_path(message.author), :class => "por_hot_name", :target => "_blank" %></p>
                         <%=render :partial =>"organizations/organization_content_extension", :locals => {:user_activity_id => message.id, :content=> content, :maxheight => 80, :maxwordsnum => 90, :maxwidth => 0, :cl => "por_hot_txt_r"} %>
                       </div>
@@ -141,7 +141,7 @@
                         <% else %>
                             <%= link_to image_tag("/files/uploads/image#{get_image_path_from_content(content)}", :width => "299", :height => "246"), board_message_path(:id => message.id, :organization_id => message.organization.id), :target => "_blank" %>
                         <% end %>
-                        <%= link_to title, board_message_path(:id => message.id, :organization_id => message.organization.id), :class => 'por_hot_title_r', :target => "_blank", :title => title %>
+                        <%= link_to title, board_message_path(:id => message.id, :organization_id => message.organization.id), :class => 'por_hot_title link-black_r', :target => "_blank", :title => title %>
                         <p class="mt5 mb5"><span class="por_time mr10"><%= time_from_now(message.created_on) %></span><%= link_to message.author.show_name, user_path(message.author), :class => "por_hot_name", :target => "_blank" %></p>
                         <%=render :partial =>"organizations/organization_content_extension", :locals => {:user_activity_id => message.id, :content=> content, :maxheight => 80, :maxwordsnum => 90, :maxwidth => 0, :cl => "por_hot_txt_r"} %>
                       </div>
@@ -156,7 +156,7 @@
                     <% else %>
                         <%= link_to image_tag("/files/uploads/image#{path}", :width => "299", :height => "246"), news_path(news), :target => "_blank" %>
                     <% end %>
-                    <%= link_to news.title, news_path(news), :class => 'por_hot_title_r', :target => "_blank", :title => news.title %>
+                    <%= link_to news.title, news_path(news), :class => 'por_hot_title link-black_r', :target => "_blank", :title => news.title %>
                     <p class="mt5 mb5"><span class="por_time mr10"><%= time_from_now(news.created_on) %></span><%= link_to news.author.show_name, user_path(news.author), :class => "por_hot_name", :target => "_blank" %></p>
                     <%=render :partial =>"organizations/organization_content_extension", :locals => {:user_activity_id => news.id, :content=> news.description, :maxheight => 80, :maxwordsnum => 90, :maxwidth => 0, :cl => "por_hot_txt_r"} %>
                   </div>
diff --git a/app/views/organizations/_org_custom_left2.html.erb b/app/views/organizations/_org_custom_left2.html.erb
index 83d9dea17..b4ab0e2a4 100644
--- a/app/views/organizations/_org_custom_left2.html.erb
+++ b/app/views/organizations/_org_custom_left2.html.erb
@@ -11,7 +11,7 @@
                     <% activity = act.org_act %>
                     <% iamge_path = get_image_path_from_content(activity.description) %>
                     <div class="por_course_bar fl clear">
-                      <%= link_to activity.name.to_s, student_work_index_url_in_org(activity.id), :target => '_blank', :class => "por_course_title", :title => activity.name.to_s %>
+                      <%= link_to activity.name.to_s, student_work_index_url_in_org(activity.id), :target => '_blank', :class => "por_course_title link-black", :title => activity.name.to_s %>
                       <% if iamge_path.nil? %>
                           <%= link_to image_tag("/images/default_blank/left-02.jpg", :width => "140", :height => "100"), student_work_index_url_in_org(activity.id), :target => "_blank", :class =>"fl" %>
                       <% else %>
@@ -24,7 +24,7 @@
                     <% activity = act.org_act %>
                     <% iamge_path = get_image_path_from_content(activity.content) %>
                     <div class="por_course_bar fl clear">
-                      <%= link_to activity.parent_id.nil? ? activity.subject : activity.parent.subject, board_message_url_in_org(activity.board_id, activity.id), :target => '_blank', :class => "por_course_title", :title => activity.parent_id.nil? ? activity.subject : activity.parent.subject %>
+                      <%= link_to activity.parent_id.nil? ? activity.subject : activity.parent.subject, board_message_url_in_org(activity.board_id, activity.id), :target => '_blank', :class => "por_course_title link-black", :title => activity.parent_id.nil? ? activity.subject : activity.parent.subject %>
                       <% if iamge_path.nil? %>
                           <%= link_to image_tag("/images/default_blank/left-02.jpg", :width => "140", :height => "100"), board_message_url_in_org(activity.board_id, activity.id), :target => "_blank", :class =>"fl" %>
                       <% else %>
@@ -37,7 +37,7 @@
                     <% activity = News.find(act.org_act_id) %>
                     <% iamge_path = get_image_path_from_content(activity.description) %>
                     <div class="por_course_bar fl clear">
-                      <%= link_to activity.title.to_s, news_url_in_org(activity.id), :target => '_blank', :class => "por_course_title", :title => activity.title %>
+                      <%= link_to activity.title.to_s, news_url_in_org(activity.id), :target => '_blank', :class => "por_course_title link-black", :title => activity.title %>
                       <% if iamge_path.nil? %>
                           <%= link_to image_tag("/images/default_blank/left-02.jpg", :width => "140", :height => "100"), news_url_in_org(activity.id), :target => "_blank", :class =>"fl" %>
                       <% else %>
@@ -54,9 +54,9 @@
                     <% if ( activity.polls_status==2) %>
                         <div class="por_course_bar fl clear">
                           <% if has_commit %>
-                              <%= link_to poll_name, Setting.protocol + "://" + Setting.host_name + "/poll/" + activity.id.to_s + "/poll_result", :target => '_blank', :class => "por_course_title", :title => poll_name %>
+                              <%= link_to poll_name, Setting.protocol + "://" + Setting.host_name + "/poll/" + activity.id.to_s + "/poll_result", :target => '_blank', :class => "por_course_title link-black", :title => poll_name %>
                           <% else %>
-                              <%= link_to poll_name, Setting.protocol + "://" + Setting.host_name + "/poll/" + activity.id.to_s + "/poll_result", :target => '_blank', :class => "por_course_title", :title => poll_name %>
+                              <%= link_to poll_name, Setting.protocol + "://" + Setting.host_name + "/poll/" + activity.id.to_s + "/poll_result", :target => '_blank', :class => "por_course_title link-black", :title => poll_name %>
                           <% end %>
                           <% if iamge_path.nil? %>
                               <%= link_to image_tag("/images/default_blank/left-02.jpg", :width => "140", :height => "100"), Setting.protocol + "://" + Setting.host_name + "/poll/" + activity.id.to_s + "/poll_result", :target => "_blank", :class =>"fl" %>
@@ -80,7 +80,7 @@
                     <% activity = act.org_act %>
                     <% iamge_path = get_image_path_from_content(activity.description) %>
                     <div class="por_course_bar fl clear">
-                      <%= link_to activity.subject, issue_url_in_org(activity.id), :target => '_blank', :class => "por_course_title", :title => activity.subject %>
+                      <%= link_to activity.subject, issue_url_in_org(activity.id), :target => '_blank', :class => "por_course_title link-black", :title => activity.subject %>
                       <% if iamge_path.nil? %>
                           <%= link_to image_tag("/images/default_blank/left-02.jpg", :width => "140", :height => "100"), issue_url_in_org(activity.id), :target => "_blank", :class =>"fl" %>
                       <% else %>
@@ -94,7 +94,7 @@
                     <% iamge_path = get_image_path_from_content(activity.content) %>
                     <% subject = activity.parent_id.nil? ? activity.subject : activity.parent.subject %>
                     <div class="por_course_bar fl clear">
-                      <%= link_to subject, board_message_url_in_org(activity.board_id, activity.id), :target => '_blank', :class => "por_course_title", :title => subject %>
+                      <%= link_to subject, board_message_url_in_org(activity.board_id, activity.id), :target => '_blank', :class => "por_course_title link-black", :title => subject %>
                       <% if iamge_path.nil? %>
                           <%= link_to image_tag("/images/default_blank/left-02.jpg", :width => "140", :height => "100"), board_message_url_in_org(activity.board_id, activity.id), :target => "_blank", :class =>"fl" %>
                       <% else %>
@@ -107,7 +107,7 @@
                     <% activity = act.org_act %>
                     <% iamge_path = get_image_path_from_content(activity.description) %>
                     <div class="por_course_bar fl clear">
-                      <%= link_to activity.title.to_s, news_url_in_org(activity.id), :target => '_blank', :class => "por_course_title", :title => activity.title %>
+                      <%= link_to activity.title.to_s, news_url_in_org(activity.id), :target => '_blank', :class => "por_course_title link-black", :title => activity.title %>
                       <% if iamge_path.nil? %>
                           <%= link_to image_tag("/images/default_blank/left-02.jpg", :width => "140", :height => "100"), news_url_in_org(activity.id), :target => "_blank", :class =>"fl" %>
                       <% else %>
@@ -122,7 +122,7 @@
     <% when 'Compcou' %>
       <% @excellent_courses.first(4).each do |course| %>
               <div class="por_course_bar fl clear">
-                <%= link_to course.name, course_path(course.id), :target => '_blank', :class => "por_course_title", :title => course.name %>
+                <%= link_to course.name, course_path(course.id), :target => '_blank', :class => "por_course_title link-black", :title => course.name %>
                 <%= link_to image_tag(url_to_avatar(course),:width => "140", :height => "100"), user_path(attach.author), :target => "_blank", :class => "fl" %>
                 <%=render :partial =>"organizations/organization_content_extension", :locals => {:user_activity_id => course.id, :content=> course.description, :maxheight => 80, :maxwordsnum => 56, :maxwidth => 0, :cl => "por_course_txt fl"} %>
                 <a class=" por_course_time"><%= time_from_now course.updated_at %></a>
@@ -145,7 +145,7 @@
                     <% org_subfield_id = params[:org_subfield_id] %>
                     <% iamge_path = get_image_path_from_content(document.content) %>
                     <div class="por_course_bar fl clear">
-                      <%= link_to document.title, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), :target => '_blank', :class => "por_course_title", :title => document.title %>
+                      <%= link_to document.title, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), :target => '_blank', :class => "por_course_title link-black", :title => document.title %>
                       <% if iamge_path.nil? %>
                           <%= link_to image_tag("/images/default_blank/left-02.jpg", :width => "140", :height => "100"), org_document_comment_path(:id => document.id, :organization_id => document.organization.id), :target => "_blank", :class =>"fl" %>
                       <% else %>
@@ -162,7 +162,7 @@
                         <% iamge_path = get_image_path_from_content(content) %>
                         <% if message.board.org_subfield_id %>
                             <div class="por_course_bar fl clear">
-                              <%= link_to title, board_message_url_in_org(message.board.id, message.id), :target => '_blank', :class => "por_course_title", :title => title %>
+                              <%= link_to title, board_message_url_in_org(message.board.id, message.id), :target => '_blank', :class => "por_course_title link-black", :title => title %>
                               <% if iamge_path.nil? %>
                                   <%= link_to image_tag("/images/default_blank/left-02.jpg", :width => "140", :height => "100"), board_message_url_in_org(message.board.id, message.id), :target => "_blank", :class =>"fl" %>
                               <% else %>
@@ -173,7 +173,7 @@
                             </div>
                         <% else %>
                             <div class="por_course_bar fl clear">
-                              <%= link_to title, board_message_path(message.board, message.id), :target => '_blank', :class => "por_course_title", :title => title %>
+                              <%= link_to title, board_message_path(message.board, message.id), :target => '_blank', :class => "por_course_title link-black", :title => title %>
                               <% if iamge_path.nil? %>
                                   <%= link_to image_tag("/images/default_blank/left-02.jpg", :width => "140", :height => "100"), board_message_path(message.board.id, message.id), :target => "_blank", :class =>"fl" %>
                               <% else %>
@@ -188,7 +188,7 @@
                         <% news = activity.org_act %>
                         <% iamge_path = get_image_path_from_content(news.description) %>
                         <div class="por_course_bar fl clear">
-                          <%= link_to news.title, news_path(news), :target => '_blank', :class => "por_course_title", :title => news.title %>
+                          <%= link_to news.title, news_path(news), :target => '_blank', :class => "por_course_title link-black", :title => news.title %>
                           <% if iamge_path.nil? %>
                               <%= link_to image_tag("/images/default_blank/left-02.jpg", :width => "140", :height => "100"), news_path(news), :target => "_blank", :class =>"fl" %>
                           <% else %>
diff --git a/app/views/organizations/_org_custom_left3.html.erb b/app/views/organizations/_org_custom_left3.html.erb
index cdc4f62f3..16340b4ba 100644
--- a/app/views/organizations/_org_custom_left3.html.erb
+++ b/app/views/organizations/_org_custom_left3.html.erb
@@ -16,7 +16,7 @@
               <% else %>
                   <%= link_to image_tag("/files/uploads/image#{get_image_path_from_content(document.content)}", :width => "299", :height => "246"), org_document_comment_path(:id => document.id, :organization_id => document.organization.id), :target => "_blank" %>
               <% end %>
-              <%= link_to document.title, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), :target => '_blank', :class => "por_post_title", :title => document.title %>
+              <%= link_to document.title, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), :target => '_blank', :class => "por_post_title link-black", :title => document.title %>
               <p class="mt5 mb5">
                 <span class="por_time mr10"><%= time_from_now(document.created_at) %> </span>
                 <%= link_to document.creator.show_name, user_path(document.creator), :class => "por_hot_name", :target => "_blank" %>
@@ -34,7 +34,7 @@
                       <% else %>
                           <%= link_to image_tag("/files/uploads/image#{iamge_path}", :width => "299", :height => "246"), board_message_url_in_org(message.board.id,message.id), :target => "_blank" %>
                       <% end %>
-                      <%= link_to title, board_message_url_in_org(message.board.id,message.id), :target => '_blank', :class => "por_post_title", :title => title %>
+                      <%= link_to title, board_message_url_in_org(message.board.id,message.id), :target => '_blank', :class => "por_post_title link-black", :title => title %>
                       <p class="mt5 mb5">
                         <span class="por_time mr10"><%= time_from_now(message.created_on) %> </span>
                         <%= link_to message.author.show_name, user_path(message.author), :class => "por_hot_name", :target => "_blank" %>
@@ -46,7 +46,7 @@
                       <% else %>
                           <%= link_to image_tag("/files/uploads/image#{iamge_path}", :width => "299", :height => "246"), board_message_path(message.board, message), :target => "_blank" %>
                       <% end %>
-                      <%= link_to title, board_message_path(message.board, message), :target => '_blank', :class => "por_post_title", :title => title %>
+                      <%= link_to title, board_message_path(message.board, message), :target => '_blank', :class => "por_post_title link-black", :title => title %>
                       <p class="mt5 mb5">
                         <span class="por_time mr10"><%= time_from_now(message.created_on) %> </span>
                         <%= link_to message.author.show_name, user_path(message.author), :class => "por_hot_name", :target => "_blank" %>
@@ -62,7 +62,7 @@
                   <% else %>
                       <%= link_to image_tag("/files/uploads/image#{iamge_path}", :width => "299", :height => "246"), news_path(news), :target => "_blank" %>
                   <% end %>
-                  <%= link_to news.title, news_path(news), :target => '_blank', :class => "por_post_title", :title => news.title %>
+                  <%= link_to news.title, news_path(news), :target => '_blank', :class => "por_post_title link-black", :title => news.title %>
                   <p class="mt5 mb5">
                     <span class="por_time mr10"><%= time_from_now(news.created_on) %> </span>
                     <%= link_to news.author.show_name, user_path(news.author), :class => "por_hot_name", :target => "_blank" %>
@@ -76,7 +76,7 @@
                   <% if activity.container_type == 'Organization' && activity.org_act_type == 'OrgDocumentComment' && activity.org_act_id != @organization.home_id %>
                       <% document = activity.org_act %>
                       <ul class="por_post_list">
-                        <li><%= link_to "<span class='post_icons_grey fl'></span>#{document.title}".html_safe, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), class: 'por_hidden_w390', :target => "_blank" %></li>
+                        <li><%= link_to "<span class='post_icons_grey fl'></span>#{document.title}".html_safe, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), class: 'por_hidden_w390 link-black', :target => "_blank" %></li>
                       </ul>
                   <% else activity.container_type == 'OrgSubfield' %>
                       <% if activity.org_act_type == 'Message' and activity.org_act_id and Message.where("id=#{activity.org_act_id}").count > 0 %>
@@ -84,17 +84,17 @@
                           <% if message.board.org_subfield_id %>
                               <ul class="por_post_list">
                                 <% if message.parent_id.nil? %> <!--+"(帖子标题)"-->
-                                    <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.subject}".html_safe, board_message_url_in_org(message.board.id, message.id), class: 'por_hidden_w390', :target => "_blank" %></li>
+                                    <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.subject}".html_safe, board_message_url_in_org(message.board.id, message.id), class: 'por_hidden_w390 link-black', :target => "_blank" %></li>
                                 <% else %>
-                                    <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.parent.subject}".html_safe, board_message_url_in_org(message.board.id, message.id), class: 'por_hidden_w390', :target => "_blank" %></li>
+                                    <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.parent.subject}".html_safe, board_message_url_in_org(message.board.id, message.id), class: 'por_hidden_w390 link-black', :target => "_blank" %></li>
                                 <% end %>
                               </ul>
                           <% else %>
                               <ul class="por_post_list">
                                 <% if message.parent_id.nil? %> <!--+"(帖子标题)"-->
-                                    <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.subject}".html_safe, board_message_path(message.board,message), class: 'por_hidden_w390', :target => "_blank" %></li>
+                                    <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.subject}".html_safe, board_message_path(message.board,message), class: 'por_hidden_w390 link-black', :target => "_blank" %></li>
                                 <% else %>
-                                    <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.parent.subject}".html_safe, board_message_path(message.board, message), class: 'por_hidden_w390', :target => "_blank" %></li>
+                                    <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.parent.subject}".html_safe, board_message_path(message.board, message), class: 'por_hidden_w390 link-black', :target => "_blank" %></li>
                                 <% end %>
                               </ul>
                           <% end %>
@@ -103,7 +103,7 @@
                           <% news = News.find(activity.org_act_id) %>
                           <% iamge_path = get_image_path_from_content(news.description) %>
                           <ul class="por_post_list">
-                            <li><%= link_to "<span class='post_icons_grey fl'></span>#{news.title}".html_safe, news_path(news), class: 'por_hidden_w390', :target => "_blank" %></li>
+                            <li><%= link_to "<span class='post_icons_grey fl'></span>#{news.title}".html_safe, news_path(news), class: 'por_hidden_w390 link-black', :target => "_blank" %></li>
                           </ul>
                       <% end %>
                   <% end %>
@@ -117,28 +117,28 @@
               <% acts[6..19].each do |activity| %>
                   <% if activity.container_type == 'Organization' && activity.org_act_type == 'OrgDocumentComment' && activity.org_act_id != @organization.home_id %>
                       <% document = activity.org_act %>
-                      <li><%= link_to "<span class='post_icons_grey fl'></span>#{document.title}".html_safe, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), class: 'por_hidden_w270', :target => "_blank" %></li>
+                      <li><%= link_to "<span class='post_icons_grey fl'></span>#{document.title}".html_safe, org_document_comment_path(:id => document.id, :organization_id => document.organization.id), class: 'por_hidden_w270 link-black', :target => "_blank" %></li>
                   <% else activity.container_type == 'OrgSubfield' %>
                       <% if activity.org_act_type == 'Message' and activity.org_act_id and Message.where("id=#{activity.org_act_id}").count > 0 %>
                           <% message = Message.find(activity.org_act_id) %>
                           <% if message.board.org_subfield_id %>
                               <% if message.parent_id.nil? %> <!--+"(帖子标题)"-->
-                                  <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.subject}".html_safe, board_message_url_in_org(message.board.id, message.id), class: 'por_hidden_w270', :target => "_blank" %></li>
+                                  <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.subject}".html_safe, board_message_url_in_org(message.board.id, message.id), class: 'por_hidden_w270 link-black', :target => "_blank" %></li>
                               <% else %>
-                                  <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.parent.subject}".html_safe, board_message_url_in_org(message.board.id, message.id), class: 'por_hidden_w270', :target => "_blank" %></li>
+                                  <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.parent.subject}".html_safe, board_message_url_in_org(message.board.id, message.id), class: 'por_hidden_w270 link-black', :target => "_blank" %></li>
                               <% end %>
                           <% else %>
                               <% if message.parent_id.nil? %> <!--+"(帖子标题)"-->
-                                  <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.subject}".html_safe, board_message_path(message.board,message), class: 'por_hidden_w270', :target => "_blank" %></li>
+                                  <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.subject}".html_safe, board_message_path(message.board,message), class: 'por_hidden_w270 link-black', :target => "_blank" %></li>
                               <% else %>
-                                  <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.parent.subject}".html_safe, board_message_path(message.board, message), class: 'por_hidden_w270', :target => "_blank" %></li>
+                                  <li><%= link_to "<span class='post_icons_grey fl'></span>#{message.parent.subject}".html_safe, board_message_path(message.board, message), class: 'por_hidden_w270 link-black', :target => "_blank" %></li>
                               <% end %>
                           <% end %>
                       <% end %>
                       <% if activity.org_act_type == 'News' and News.where("id=?", activity.org_act_id).count > 0 %>
                           <% news = News.find(activity.org_act_id) %>
                           <% iamge_path = get_image_path_from_content(news.description) %>
-                          <li><%= link_to "<span class='post_icons_grey fl'></span>#{news.title}".html_safe, news_path(news), class: 'por_hidden_w270', :target => "_blank" %></li>
+                          <li><%= link_to "<span class='post_icons_grey fl'></span>#{news.title}".html_safe, news_path(news), class: 'por_hidden_w270 link-black', :target => "_blank" %></li>
                       <% end %>
                   <% end %>
               <% end %>
diff --git a/app/views/organizations/_org_custom_right2.html.erb b/app/views/organizations/_org_custom_right2.html.erb
index 7bb2cbf93..27b434ecb 100644
--- a/app/views/organizations/_org_custom_right2.html.erb
+++ b/app/views/organizations/_org_custom_right2.html.erb
@@ -5,7 +5,7 @@
   <% else %>
       <% container = cotainers.first %>
       <li class="por_project_li">
-        <%= link_to "<span class='post_icons_grey fl'></span>#{container.name}".html_safe, project_path(container), :class => "por_hidden_w205 fl", :title => container.name, :target => "_blank" %>
+        <%= link_to "<span class='post_icons_grey fl'></span>#{container.name}".html_safe, project_path(container), :class => "por_hidden_w205 link-black fl", :title => container.name, :target => "_blank" %>
         <p class="fr por_time">活跃度<a class="ml5" ><%= static_project_score(@project.project_score) %></a></p>
         <div class="cl"></div>
         <%=render :partial =>"organizations/organization_content_extension", :locals => {:user_activity_id => activity.id, :content=> activity.description, :maxheight => 20, :maxwordsnum => 70, :maxwidth => 0, :cl => "por_project_p"} %>
@@ -13,7 +13,7 @@
 
       <% cotainers[1..4].each do |container| %>
           <li>
-            <%= link_to "<span class='post_icons_grey fl'></span>#{container.name}".html_safe, project_path(container), :class => "por_hidden_w205 fl", :title => container.name, :target => "_blank" %>
+            <%= link_to "<span class='post_icons_grey fl'></span>#{container.name}".html_safe, project_path(container), :class => "por_hidden_w205 link-black fl", :title => container.name, :target => "_blank" %>
             <p class="fr por_time">活跃度<a class="ml5" ><%= static_project_score(@project.project_score) %></a></p>
             <div class="cl"></div>
           </li>
diff --git a/app/views/organizations/_org_custom_right3.html.erb b/app/views/organizations/_org_custom_right3.html.erb
index 34612a8ee..d91c63cbe 100644
--- a/app/views/organizations/_org_custom_right3.html.erb
+++ b/app/views/organizations/_org_custom_right3.html.erb
@@ -8,7 +8,7 @@
                 <%= link_to image_tag(url_to_avatar(attach.author),:width => "43", :height => "43", :class => "por_teachers_img fl mr15"), user_path(attach.author), :target => "_blank", :class => "fl" %>
                 <!--<a href="javascript:void(0);" target="_blank" class="fl"><img src="/images/org_custom/homepageImage.jpg" width="43" height="43" alt="" class="por_teachers_img fl mr15"/></a>-->
                 <div class="por_teachers_txt fl mt5">
-                  <%= link_to attach.author, user_path(attach.author), :class => " por_teachers_name fl", :target => "_blank"  %>
+                  <%= link_to attach.author, user_path(attach.author), :class => " por_teachers_name link-black fl", :target => "_blank"  %>
                   <p class="por_teachers_p fr">
                     <%= link_to truncate(attach.filename,length: 20, omission: '...'),
                              download_named_attachment_path(attach.id, attach.filename),
@@ -45,7 +45,7 @@
               <li >
                 <%= link_to image_tag(url_to_avatar(teacher), :width => "43", :height => "43", :class => "por_teachers_img fl mr15"), user_path(teacher), :alt => "用户头像", :target => '_blank', :class => "fl" %>
                 <div class="por_teachers_txt fl mt5">
-                  <%=link_to teacher.try(:realname) ? teacher.try(:realname) :teacher.try(:login), user_path(teacher), :class => "por_teachers_name fl", :target => '_blank' %>
+                  <%=link_to teacher.try(:realname) ? teacher.try(:realname) :teacher.try(:login), user_path(teacher), :class => "por_teachers_name link-black fl", :target => '_blank' %>
                   <p class="por_teachers_p fr" title="<%= teacher.my_workplace %>"><%= teacher.my_workplace %></p>
                   <div class="cl"></div>
                   <p class="por_teachers_span ">
@@ -71,7 +71,7 @@
               <li >
                 <%= link_to image_tag(url_to_avatar(student), :width => "43", :height => "43", :class => "por_teachers_img fl mr15"), user_path(student), :alt => "用户头像", :target => '_blank', :class => "fl" %>
                 <div class="por_teachers_txt fl mt5">
-                  <%=link_to student.try(:realname) ? student.try(:realname) :student.try(:login), user_path(student), :class => "por_teachers_name fl", :target => '_blank' %>
+                  <%=link_to student.try(:realname) ? student.try(:realname) :student.try(:login), user_path(student), :class => "por_teachers_name link-black fl", :target => '_blank' %>
                   <p class="por_teachers_p fr" title="<%= student.my_workplace %>"><%= student.my_workplace %></p>
                   <div class="cl"></div>
                   <p class="por_teachers_span ">