diff --git a/app/views/courses/show.html.erb b/app/views/courses/show.html.erb
index f85a27801..629cac072 100644
--- a/app/views/courses/show.html.erb
+++ b/app/views/courses/show.html.erb
@@ -99,8 +99,6 @@
             </table>
           </div>
       <% end %>
-
-
     </div>
  <%else%>
     <div class="font_description">
diff --git a/app/views/layouts/_base_footer.html.erb b/app/views/layouts/_base_footer.html.erb
index 063c24cdf..fcf38f5d2 100644
--- a/app/views/layouts/_base_footer.html.erb
+++ b/app/views/layouts/_base_footer.html.erb
@@ -38,7 +38,6 @@
 </div>
 </div>
 </div>
-</div>
 <div class="debug">
   <%= debug(params) if Rails.env.development? %>
   <div class="hidden">
@@ -61,33 +60,31 @@
 <% cache "footer" do %>
 <div class="clearfix"></div>
 <div id="footer" style="margin-left:-5px;padding-top: 20px;clear: both;font-size: 12px;">
-	<div style="border-top:solid 1px #C6E9F1;"></div>
- <div class="base_footer">
-  <div align="center">
+  <div style="border-top:solid 1px #C6E9F1;"></div>
+  <div class="base_footer">
+    <div align="center">
 
    <!--gcm-->
-   <p>
-    <span><%=l(:label_organizers)%></span>
-    <span class="footer_text_link"><%= link_to l(:label_organizers_information),"http://www.nudt.edu.cn/ArticleShow.asp?ID=47",:target=>"_blank"%></span>
-    <span class="footer_text_link"><%= link_to l(:label_organizers_information_institute), "http://www.nudt.edu.cn/ArticleShow.asp?ID=41", :target => "_blank" %></span>
-    <span id="copyright"><%=l(:label_copyright)%>©2007~2014</span>
-    <span id="contact_us" class="footer_text_link"><%= link_to l(:label_contact_us),"http://" + Setting.host_name + "/projects/2/member", :target=>"_blank" %></span>
-    <span id="record"class="footer_text_link"><%= link_to l(:label_record),"http://www.miibeian.gov.cn/", :target => "_blank" %></span>
-
-  </p>
-  <div id="logo_link">
-   <span class="footer_logo_link"><%= link_to image_tag('/images/footer_logo/nudt.png',:size=>'100x30',:alt=>"国防科学技术大学计算机学院"),"http://www.nudt.edu.cn/special.asp?classid=12", :target => "_blank" %></span>
-   <span class="footer_logo_link"><%= link_to image_tag('/images/footer_logo/peking_eecs.png',:size=>'100x30',:alt=>"北京大学信息科学技术学院软件研究所"), "http://eecs.pku.edu.cn", :target => "_blank" %></span>
-   <span class="footer_logo_link"><%= link_to image_tag('/images/footer_logo/buaa_scse.png',:size=>'100x30',:alt=>"北京航空航天大学计算机学院"), "http://scse.buaa.edu.cn/", :target => "_blank" %></span>
-   <span class="footer_logo_link"><%= link_to image_tag('/images/footer_logo/iscas.png',:size=>'100x30',:alt=>"中国科学院软件研究所"), "http://www.iscas.ac.cn", :target => "_blank" %></span>
-   <span class="footer_logo_link"><%= link_to image_tag('/images/footer_logo/inforbus.png',:size=>'100x30',:alt=>"山东中创软件商用中间件股份有限公司"), "http://www.inforbus.com", :target => "_blank" %></span>		
- </div>
+      <p>
+        <span><%=l(:label_organizers)%></span>
+        <span class="footer_text_link"><%= link_to l(:label_organizers_information),"http://www.nudt.edu.cn/ArticleShow.asp?ID=47",:target=>"_blank"%></span>
+        <span class="footer_text_link"><%= link_to l(:label_organizers_information_institute), "http://www.nudt.edu.cn/ArticleShow.asp?ID=41", :target => "_blank" %></span>
+        <span id="copyright"><%=l(:label_copyright)%>©2007~2014</span>
+        <span id="contact_us" class="footer_text_link"><%= link_to l(:label_contact_us),"http://" + Setting.host_name + "/projects/2/member", :target=>"_blank" %></span>
+        <span id="record"class="footer_text_link"><%= link_to l(:label_record),"http://www.miibeian.gov.cn/", :target => "_blank" %></span>
+      </p>
+      <div id="logo_link">
+        <span class="footer_logo_link"><%= link_to image_tag('/images/footer_logo/nudt.png',:size=>'100x30',:alt=>"国防科学技术大学计算机学院"),"http://www.nudt.edu.cn/special.asp?classid=12", :target => "_blank" %></span>
+        <span class="footer_logo_link"><%= link_to image_tag('/images/footer_logo/peking_eecs.png',:size=>'100x30',:alt=>"北京大学信息科学技术学院软件研究所"), "http://eecs.pku.edu.cn", :target => "_blank" %></span>
+        <span class="footer_logo_link"><%= link_to image_tag('/images/footer_logo/buaa_scse.png',:size=>'100x30',:alt=>"北京航空航天大学计算机学院"), "http://scse.buaa.edu.cn/", :target => "_blank" %></span>
+        <span class="footer_logo_link"><%= link_to image_tag('/images/footer_logo/iscas.png',:size=>'100x30',:alt=>"中国科学院软件研究所"), "http://www.iscas.ac.cn", :target => "_blank" %></span>
+        <span class="footer_logo_link"><%= link_to image_tag('/images/footer_logo/inforbus.png',:size=>'100x30',:alt=>"山东中创软件商用中间件股份有限公司"), "http://www.inforbus.com", :target => "_blank" %></span>
+      </div>
  <!--gcm-->
-
-</div>
-</div>
-</div>
+    </div>
+  </div>
 </div>
+
 <div class="debug hidden">
   <%= debug(params) if Rails.env.development? %>
 </div>