diff --git a/app/views/courses/_tool_expand.html.erb b/app/views/courses/_tool_expand.html.erb
index 72ae83b92..8f9530e35 100644
--- a/app/views/courses/_tool_expand.html.erb
+++ b/app/views/courses/_tool_expand.html.erb
@@ -45,9 +45,13 @@
       <%= link_to( "", new_exercise_path(:course_id => @course.id), :class => 'sy_class_add', :title =>"新建试卷") if is_teacher %>
     </li>
 <% end %>
+<% if (User.current.logged? && @course.open_student == 1) || (User.current.member_of_course?(@course)) || User.current.admin? %>
+    <li>
+      <%=link_to "分班", course_member_path(@course, :role => 2) %>
+    </li>
+<% end %>
 <% if show_nav?(0) %>
     <li>
       <a href="<%=statistics_course_course_path(@course) %>">统计</a>
-      <!--<a href="javascript:void(0);" class="sy_class_add"></a>-->
     </li>
 <% end %>
\ No newline at end of file
diff --git a/public/stylesheets/syllabus.css b/public/stylesheets/syllabus.css
index cf504a10d..78b9de21a 100644
--- a/public/stylesheets/syllabus.css
+++ b/public/stylesheets/syllabus.css
@@ -408,6 +408,10 @@ a:hover.sy_btn_orange{
     color: #ee4a1f;
     background: #fff;
 }
+.sub-menu > li:hover > a{
+    color: #ee4a1f;
+    background: #fff;
+}
 .accordion > li:target > a,
 .accordion > li > a.active {
     color: #ee4a1f;