diff --git a/app/controllers/attachments_controller.rb b/app/controllers/attachments_controller.rb
index ed27d9388..2f642f544 100644
--- a/app/controllers/attachments_controller.rb
+++ b/app/controllers/attachments_controller.rb
@@ -209,7 +209,7 @@ private
   end
 
   def read_authorize
-    if @attachment.container_type == "HomeworkAttach"
+    if @attachment.container_type == "HomeworkAttach" || @attachment.container_type == 'Bid'
      true
       #User.current.allowed_to?(:view_homework_attaches, @attachment.project) ? true : deny_access
     else
diff --git a/app/models/user.rb b/app/models/user.rb
index e54658274..41681ded0 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -200,7 +200,7 @@ class User < Principal
 
   #选择项目成员时显示的用户信息文字
   def userInfo
-   info=self.name + '   (' + self.login + ')';
+   info=self.nickname + '   (' + self.realname + ')';
   end
   
    ###添加留言   fq
@@ -368,6 +368,10 @@ class User < Principal
     end
   end
 
+  def nickname(formatter = nil)
+    login
+  end
+
   def name(formatter = nil)
     login
   end
diff --git a/app/views/bids/_list_projects.html.erb b/app/views/bids/_list_projects.html.erb
index ce24a4457..e987dca5e 100644
--- a/app/views/bids/_list_projects.html.erb
+++ b/app/views/bids/_list_projects.html.erb
@@ -176,7 +176,7 @@
 						<tr>							
 							<td><%= l(:label_bidding_user_homework) %> :
 								<% unless b_project.user.nil? %>
-								<%= link_to(b_project.user.lastname+b_project.user.firstname, user_path(b_project.user)) %>
+								<%= link_to(b_project.user.name, user_path(b_project.user)) %>
 								<% end %>
 							</td>																																				
 						</tr>
@@ -194,7 +194,7 @@
 							      <%= l(:label_bidding_user) %>
 							<% end %>
 							<% unless b_project.user.nil? %>
-							<%= b_project.user.lastname %><%= b_project.user.firstname %>
+							<%= b_project.user.name %>
 							<% end %></strong>
 						<!-- added by bai 加入学号	 -->
 							<p><strong>
diff --git a/app/views/projects/_project.html.erb b/app/views/projects/_project.html.erb
index a64038424..4feddc675 100644
--- a/app/views/projects/_project.html.erb
+++ b/app/views/projects/_project.html.erb
@@ -72,11 +72,9 @@
 		<% else %>
 		<%= content_tag('span', "#{l(:default_role_manager)}: ") %>
 		<% end %>
-		<!-- end  -->
-		<!-- <%= content_tag('span', "#{l(:default_role_manager)}: ") %> -->
 		<% @admin = @project.project_infos%>
 		<% if @admin.size > 0 %>
-		<%= content_tag('a', @admin.collect{|u| link_to(u.user.lastname+u.user.firstname, user_path(u.user_id))}.join(", ").html_safe)  %>
+		<%= content_tag('a', @admin.collect{|u| link_to(u.user.name, user_path(u.user_id))}.join(", ").html_safe)  %>
 		<% end %>
 		<% if(@project.project_type==1)%>
 		&nbsp;&nbsp;&nbsp;<%= l(:label_course_college) %>：
diff --git a/app/views/welcome/course.html.erb b/app/views/welcome/course.html.erb
index c4a091299..5e02730c0 100644
--- a/app/views/welcome/course.html.erb
+++ b/app/views/welcome/course.html.erb
@@ -102,7 +102,7 @@
                         <% end %>
                     </span>
                     <span class='font_bolder'>
-                        <%= link_to(course.try(:teacher).try(:name), user_path(course.teacher)) %>
+                        <%= link_to(course.try(:teacher).try(:realname), user_path(course.teacher)) %>
                       <%#=course.try(:teacher).try(:name)%>
                     </span>
                 </div>
@@ -154,8 +154,7 @@
                   <%= course.school.name.try(:gsub, /(.+)$/, '\1:') %>
                 </span>
                 <span class='font_bolder'>
-                <%= link_to(course.try(:teacher).try(:name), user_path(course.teacher)) %>
-                  <%#=course.try(:teacher).try(:name)%>
+                <%= link_to(course.try(:teacher).try(:realname), user_path(course.teacher)) %>
                 </span>
                 </div>
                 <div class='desc_item text_nowrap'  style="width: 310px;">
@@ -199,7 +198,6 @@
                 </span>
                 <span class='font_bolder'>
                     <%= link_to(course.try(:teacher).try(:name), user_path(course.teacher)) %>
-                  <%#=course.try(:teacher).try(:name)%>
                 </span>
                 </div>
                 <div class='desc_item text_nowrap' style="width: 310px;">