diff --git a/app/views/bids/_homework.html.erb b/app/views/bids/_homework.html.erb
index 02a68a961..c3a6cc9d0 100644
--- a/app/views/bids/_homework.html.erb
+++ b/app/views/bids/_homework.html.erb
@@ -70,6 +70,7 @@
 //                $("#gotoTop").fadeOut(200);
 //            };
 //        });
+        $(function(){goTopEx();});
 
         var Sys = {};
         var ua = navigator.userAgent.toLowerCase();
diff --git a/app/views/homework_attach/_homeworks_list.html.erb b/app/views/homework_attach/_homeworks_list.html.erb
index a2466d482..c82a729de 100644
--- a/app/views/homework_attach/_homeworks_list.html.erb
+++ b/app/views/homework_attach/_homeworks_list.html.erb
@@ -36,7 +36,7 @@
 <% end %>
 <div class="cl"></div>
 
-<div class="to_top" onclick="goTopEx();" id="goTopBtn">
+<div class="to_top" id="goTopBtn" style="display: none;">
     返<br/>回<br/>顶<br/>部
 </div>
 <div class="cl"></div>
diff --git a/public/stylesheets/css.css b/public/stylesheets/css.css
index 043faca46..ea42f7887 100644
--- a/public/stylesheets/css.css
+++ b/public/stylesheets/css.css
@@ -175,7 +175,7 @@ a.member_search {width: 43px;height: 22px;background: #15bccf;color: #fff;text-a
 /*上传图片处理*/
 .upload_img img{max-width: 100%;}
 
-.to_top{width: 19px;height: 74px;position: fixed;top: 50px;right: 1px;color: white;background: #15bccf; line-height: 1.2; padding-top: 10px;padding-left: 5px;font-size: 14px;cursor: pointer}
+.to_top{width: 19px;height: 74px;position: fixed;top: 50px;right: 1px;color: white;background: #15bccf; line-height: 1.2; padding-top: 10px;padding-left: 5px;font-size: 14px;cursor: pointer;}