diff --git a/app/helpers/organizations_helper.rb b/app/helpers/organizations_helper.rb
index cb06bd688..48b5f068b 100644
--- a/app/helpers/organizations_helper.rb
+++ b/app/helpers/organizations_helper.rb
@@ -23,7 +23,7 @@ module OrganizationsHelper
       when 'activity' then
         return '动态'
       when 'course' then
-        return '课程'
+        return '班级'
       when 'project' then
         return '项目'
     end
diff --git a/app/views/organizations/_join_course_menu.html.erb b/app/views/organizations/_join_course_menu.html.erb
index b15dce2c6..9ca522e97 100644
--- a/app/views/organizations/_join_course_menu.html.erb
+++ b/app/views/organizations/_join_course_menu.html.erb
@@ -24,12 +24,12 @@
 <body>
 <!--<div class="resourceSharePopup">-->
   <div>
-    <div class="relateText">请选择关联到组织的课程</div>
-    <div class="c_red">您的私有课程不能被关联到组织</div>
+    <div class="relateText">请选择关联到组织的班级</div>
+    <div class="c_red">您的私有班级不能被关联到组织</div>
   </div>
   <div class="fl">
     <%=form_tag url_for(:controller => 'organizations', :action => 'join_courses', :organization_id => organization_id),:method => 'post', :id => 'join_courses_form', :remote => true,:class=>"resourcesSearchBox" do %>
-      <input type="text" name="courses" placeholder="搜索您已加入的课程的名称" class="searchCourse" />
+      <input type="text" name="courses" placeholder="搜索您已加入的班级的名称" class="searchCourse" />
       <div id="search_courses_result_list" class="mb8 maxHeight100" style="overflow:auto;"></div>
       <div class="courseSendSubmit">
         <a href="javascript:void(0);" onclick="org_join_courses(<%= organization_id %>);" class="sendSourceText">关联</a>
diff --git a/app/views/organizations/_org_custom_left2.html.erb b/app/views/organizations/_org_custom_left2.html.erb
index 2c389766f..feedf2a44 100644
--- a/app/views/organizations/_org_custom_left2.html.erb
+++ b/app/views/organizations/_org_custom_left2.html.erb
@@ -2,7 +2,7 @@
 <% if is_default_field?(field) %>
     <% case field.name %>
     <% when 'course' %>
-        <h2 class="por_h2_index clear">课程动态</h2>
+        <h2 class="por_h2_index clear">班级动态</h2>
         <% if @course_acts.blank? %>
             <p class="fontGrey2 f14 mt10 mb5">该模块暂时没有相关内容</p>
         <% else %>
diff --git a/app/views/organizations/_org_left_subfield_list.html.erb b/app/views/organizations/_org_left_subfield_list.html.erb
index ddc504640..9d043fbb5 100644
--- a/app/views/organizations/_org_left_subfield_list.html.erb
+++ b/app/views/organizations/_org_left_subfield_list.html.erb
@@ -63,9 +63,9 @@
         <% when 'course' %>
             <div style="display:<%= field.hide == 0 ? 'block':'none' %>;" id="org_subfield_<%= field.id %>">
               <div class="homepageLeftMenuBlock">
-                <a href="javascript:void(0);" class="homepageMenuText" onclick="$('#homepageLeftMenuCourses').slideToggle();">课程</a>
+                <a href="javascript:void(0);" class="homepageMenuText" onclick="$('#homepageLeftMenuCourses').slideToggle();">班级</a>
                 <% if User.current.logged? and User.current.admin_of_org?(organization) %>
-                    <%=link_to "", join_course_menu_organization_path(organization),:remote => true, :method => "post", :class => "homepageMenuSetting fr", :title => "关联课程"%>
+                    <%=link_to "", join_course_menu_organization_path(organization),:remote => true, :method => "post", :class => "homepageMenuSetting fr", :title => "关联班级"%>
                 <% end %>
               </div>
               <div class="homepageLeftMenuCourses" id="homepageLeftMenuCourses" style="display:<%= organization.courses.count == 0 ?'none':'' %>">
