diff --git a/app/views/attachments/_show_attachment_history.html.erb b/app/views/attachments/_show_attachment_history.html.erb
index 9dc700123..fb2afd308 100644
--- a/app/views/attachments/_show_attachment_history.html.erb
+++ b/app/views/attachments/_show_attachment_history.html.erb
@@ -1,56 +1,57 @@
-<!--<div class="resourceUploadPopup">-->
-<span class="uploadDialogText">更新资源版本</span>
-<!--<div class="resourcePopupClose"> <a href="javascript:void(0);" class="resourceClose" onclick="closeModal();"></a></div>-->
-<div class="uploadBoxContainer mt0">
-  <div>
-    <div>当前版本
-            <span class="attachment" >
-              <input readonly="readonly" name="attachments[1][filename]" value="<%=@attachment.filename%>" class="upload_filename readonly" type="text">
-            </span>
-    </div>
-    <% unless @attachment_histories.empty? %>
-
-    <div >历史版本</div>
-    <div style="max-height: 95px;overflow-y:auto; background-color: #e3e3e3;" class="mb10 p10">
-    <% @attachment_histories.each do |history| %>
-        <span class="attachment">
-          <%= link_to truncate(history.filename,length: 35, omission: '...'),
-                      download_history_attachment_path(history.id, history.filename),
-                      :title => history.filename+"\n"+history.description.to_s, :style => "overflow: hidden; white-space: nowrap;text-overflow: ellipsis;",:class => "linkBlue f_14 f_b"  %>
-          <span>版本号：<%= history.version %></span>
-        </span>
-
-    <% end %>
-    </div>
-    <% end %>
-
-  </div>
-  <%= form_tag(upload_attachment_version_path, :multipart => true,:remote => !ie8?,:name=>"upload_form",:id=>'upload_form') do %>
-      <%= hidden_field_tag :old_attachment_id,@attachment.id %>
-      <div>
-        <span id="attachments_fields" xmlns="http://www.w3.org/1999/html">
-        </span>
-      </div>
-      <div class="uploadBox">
-        <input type="hidden" name="attachment_type" value="1">
-        <%= render :partial => 'attachments/upload_attachment_new_version' %>
-        <div class="cl"></div>
-        <!--<a href="javascript:void(0);" class=" fr grey_btn mr40" onclick="closeModal();"><%#= l(:button_cancel)%></a>-->
-        <!--<a id="submit_resource" href="javascript:void(0);" class="blue_btn fr" onclick="submit_resource();"><%#= l(:button_confirm)%></a>-->
-      </div>
-      <div class="uploadResourceIntr">
-        <div class="uploadResourceName fl"><span id="upload_file_count">(未选择文件)</span></div>
-        <div class="uploadResourceIntr2 fl">您可以上传小于<span class="c_red">50MB</span>的文件</div>
-      </div>
-      </div>
-      <div class="cl"></div>
-      <div style="margin-top: 10px" >
-        <div class="courseSendSubmit">
-          <!--<a href="javascript:void(0);" class="sendSourceText" onclick="">确定</a>-->
-          <%= submit_tag '确定',:onclick=>'upload_attachment_version(event);',:onfocus=>'this.blur()',:id=>'upload_files_submit_btn',:class=>'sendSourceText' %>
-        </div>
-        <div class="courseSendCancel"><a href="javascript:void(0);" id="upload_files_cancle_btn" class="sendSourceText" onclick="hideModal();">取消</a></div>
-      </div>
-  <% end %>
-  <div class="cl"></div>
+<!--<div class="resourceUploadPopup">-->
+<span class="uploadDialogText">更新资源版本</span>
+<!--<div class="resourcePopupClose"> <a href="javascript:void(0);" class="resourceClose" onclick="closeModal();"></a></div>-->
+<div class="uploadBoxContainer mt0">
+  <div>
+    <div>当前版本
+            <span class="attachment" >
+              <input readonly="readonly" name="attachments[1][filename]" value="<%=@attachment.filename%>" class="upload_filename readonly" type="text">
+            </span>
+    </div>
+    <% unless @attachment_histories.empty? %>
+
+    <div >历史版本</div>
+    <div style="max-height: 95px;overflow-y:auto; background-color: #e3e3e3;" class="mb10 p10">
+    <% @attachment_histories.each do |history| %>
+        <span class="attachment">
+          <%= link_to truncate(history.filename,length: 35, omission: '...'),
+                      download_history_attachment_path(history.id, history.filename),
+                      :title => history.filename+"\n"+history.description.to_s, :style => "overflow: hidden; white-space: nowrap;text-overflow: ellipsis; max-width:300px;",:class => "linkBlue f_14 f_b link_file_a2 fl"  %>
+          <span class="fr">版本号：<%= history.version %></span>
+          <div class="cl"></div>
+        </span>
+
+    <% end %>
+    </div>
+    <% end %>
+
+  </div>
+  <%= form_tag(upload_attachment_version_path, :multipart => true,:remote => !ie8?,:name=>"upload_form",:id=>'upload_form') do %>
+      <%= hidden_field_tag :old_attachment_id,@attachment.id %>
+      <div>
+        <span id="attachments_fields" xmlns="http://www.w3.org/1999/html">
+        </span>
+      </div>
+      <div class="uploadBox">
+        <input type="hidden" name="attachment_type" value="1">
+        <%= render :partial => 'attachments/upload_attachment_new_version' %>
+        <div class="cl"></div>
+        <!--<a href="javascript:void(0);" class=" fr grey_btn mr40" onclick="closeModal();"><%#= l(:button_cancel)%></a>-->
+        <!--<a id="submit_resource" href="javascript:void(0);" class="blue_btn fr" onclick="submit_resource();"><%#= l(:button_confirm)%></a>-->
+      </div>
+      <div class="uploadResourceIntr">
+        <div class="uploadResourceName fl"><span id="upload_file_count">(未选择文件)</span></div>
+        <div class="uploadResourceIntr2 fl">您可以上传小于<span class="c_red">50MB</span>的文件</div>
+      </div>
+      </div>
+      <div class="cl"></div>
+      <div style="margin-top: 10px" >
+        <div class="courseSendSubmit">
+          <!--<a href="javascript:void(0);" class="sendSourceText" onclick="">确定</a>-->
+          <%= submit_tag '确定',:onclick=>'upload_attachment_version(event);',:onfocus=>'this.blur()',:id=>'upload_files_submit_btn',:class=>'sendSourceText' %>
+        </div>
+        <div class="courseSendCancel"><a href="javascript:void(0);" id="upload_files_cancle_btn" class="sendSourceText" onclick="hideModal();">取消</a></div>
+      </div>
+  <% end %>
+  <div class="cl"></div>
   <!--</div>-->
\ No newline at end of file
diff --git a/public/stylesheets/courses.css b/public/stylesheets/courses.css
index a0052b97a..9dfa32ccf 100644
--- a/public/stylesheets/courses.css
+++ b/public/stylesheets/courses.css
@@ -1083,6 +1083,7 @@ a.c_grey{ color:#999999;}
 a:hover.c_grey{ color:#333;}
 a.link_file_a{ background:url(../images/pic_file.png) 0 2px no-repeat; padding-left:20px; }
 a:hover.link_file_a{ background:url(../images/pic_file.png) 0 -25px no-repeat; color:#3ca5c6;}
+a.link_file_a2{ background:url(../images/pic_file.png) 0 -15px no-repeat; padding-left: 20px;}
 .link_file_a{ display:block; max-width:450px;overflow:hidden; white-space: nowrap; text-overflow:ellipsis;}
 .last_time{width:auto; text-align:right; margin-right:70px;}
 .link_file_box{ width:360px;}