diff --git a/app/views/layouts/_course_base_info.html.erb b/app/views/layouts/_course_base_info.html.erb
index d364f84e1..8994dab10 100644
--- a/app/views/layouts/_course_base_info.html.erb
+++ b/app/views/layouts/_course_base_info.html.erb
@@ -41,7 +41,7 @@
 <div class="sy_class_info fl ml15">
   <div  class="sy_class_titbox">
     <h3 class="fl sy_class_title"><%=@course.name %></h3>
-    <span class="icon_si fl mr20"><%=@course.is_public == 0 ? '私有' : '公开' %></span>
+    <span class="<%= @course.is_public == 0 ? 'hw_icon_private' : 'hw_icon_open' %> fl mr20 mt3"></span>
     <p class="sy_cgrey fl mt3">
       <span class=" mr15">教师：<%= course_teacher_link teacher_num %></span>
       <span class=" mr15">学生：<%= course_student_link student_num %></span>
diff --git a/app/views/syllabuses/_syllabus_course_list.html.erb b/app/views/syllabuses/_syllabus_course_list.html.erb
index cdb566412..4384ba2ee 100644
--- a/app/views/syllabuses/_syllabus_course_list.html.erb
+++ b/app/views/syllabuses/_syllabus_course_list.html.erb
@@ -24,7 +24,7 @@
                   <%= link_to course.name+"("+current_time_and_term_short(course)+")", course_path(course.id,:host=>Setting.host_course), :class => "sy_classlist_title fl",
                               :style => 'color:#000',:id => "show_course_#{course.id}", :target => '_blank', :title => (course.is_public? ? "公开班级：":"私有班级：")+course.name+"（"+current_time_and_term(course)+"）"%>
               <% end %>
-              <span class="icon_si fl mr20"><%=course.is_public? ? '公开' : '私有' %></span>
+              <span class="<%= course.is_public == 0 ? 'hw_icon_private' : 'hw_icon_open' %> fl mr20 mt3"></span>
               <div class="cl"></div>
               <p class="sy_cgrey">
                 <span class=" mr15">主讲老师：<%=link_to course.teacher.show_name, user_path(course.teacher), :class => 'sy_cblue' %></span>
diff --git a/app/views/syllabuses/show.html.erb b/app/views/syllabuses/show.html.erb
index 062b9aeb4..e39d538ce 100644
--- a/app/views/syllabuses/show.html.erb
+++ b/app/views/syllabuses/show.html.erb
@@ -53,7 +53,7 @@
     <% comments = @syllabus.journals_for_messages.reorder("created_on desc").limit(3) %>
     <% if count > 0 %>
         <div class="" id="reply_div_<%= @syllabus.id %>">
-          <%=render :partial => 'users/news_replies', :locals => {:comments => comments, :type => 'Syllabus'} %>
+          <%=render :partial => 'users/news_replies', :locals => {:comments => comments, :type => 'Syllabus', :activity_id => @syllabus.id} %>
         </div>
     <% end %>
     <div class="homepagePostReplyContainer borderBottomNone minHeight48">
diff --git a/app/views/users/_courses_list.html.erb b/app/views/users/_courses_list.html.erb
index 9187008ee..1abe77b81 100644
--- a/app/views/users/_courses_list.html.erb
+++ b/app/views/users/_courses_list.html.erb
@@ -7,7 +7,7 @@
             <div class="fl">
               <div class="syllabus_class_w ">
                 <p class="syllabus_class_title fl"><%=course.name %></p>
-                <span class="icon_si fl"><%=course.is_public == 0 ? '私有' : '公开' %></span>
+                <span class="<%= course.is_public == 0 ? 'hw_icon_private' : 'hw_icon_open' %> fl"></span>
                 <span class="fr sy_p_grey hidden" style="max-width: 120px;">主讲老师：<%=course.teacher.show_name %></span>
                 <div class="cl"></div>
               </div>
diff --git a/app/views/users/_user_blog.html.erb b/app/views/users/_user_blog.html.erb
index b6cd9ebc3..5361a37ad 100644
--- a/app/views/users/_user_blog.html.erb
+++ b/app/views/users/_user_blog.html.erb
@@ -50,7 +50,7 @@
     <% comments = get_all_children(all_comments, activity)[0..2] %>
     <% if count > 0 %>
         <div class="" id="reply_div_<%= user_activity_id %>">
-          <%= render :partial => 'users/message_replies', :locals => {:comments => comments, :user_activity_id => user_activity_id, :type => 'BlogComment', :activity_id =>activity.id, :homepage => 0}%>
+          <%= render :partial => 'users/message_replies', :locals => {:comments => comments, :user_activity_id => user_activity_id, :type => 'BlogComment', :activity_id =>activity.id, :homepage => 0, :user_id => activity.author_id}%>
         </div>
     <% end %>
 
diff --git a/public/images/sy/icons_sy.png b/public/images/sy/icons_sy.png
index 09cdd32cb..645dc4e35 100644
Binary files a/public/images/sy/icons_sy.png and b/public/images/sy/icons_sy.png differ
diff --git a/public/stylesheets/syllabus.css b/public/stylesheets/syllabus.css
index 926c41525..6978e1c55 100644
--- a/public/stylesheets/syllabus.css
+++ b/public/stylesheets/syllabus.css
@@ -403,6 +403,27 @@ a.postOptionLink:hover {
     padding-left:10px;
     line-height: 22px;
 }
+.hw_icon_private{
+    display:block;
+    width:30px;
+    height:22px;
+    background:url(../images/sy/icons_sy.png) 0 -458px no-repeat;
+    color:#fff;
+    font-size:12px;
+    padding-left:10px;
+    line-height: 22px;
+}
+.hw_icon_open{
+    display:block;
+    width:30px;
+    height:22px;
+    background:url(../images/sy/icons_sy.png) 0 -436px no-repeat;
+    color:#fff;
+    font-size:12px;
+    padding-left:10px;
+    line-height: 22px;
+}
+
 .sy_class_titbox{margin-bottom:5px; padding-top:10px; }
 a.sy_btn_orange{
     display:block;