diff --git a/app/views/files/_file_description.html.erb b/app/views/files/_file_description.html.erb
index e5cddec0b..c6e3d0af3 100644
--- a/app/views/files/_file_description.html.erb
+++ b/app/views/files/_file_description.html.erb
@@ -1,5 +1,5 @@
 <p ondblclick=show_edit_file_description('<%= file.id %>')>
-  <span style="white-space:nowrap;">资源描述：</span><% if file.description.blank? %><span style="color:#C5C5BE; cursor:pointer;" title="双击可编辑">双击添加描述</span><% else %><span style="cursor:pointer;" title="双击可编辑" class="break_word"><%= file.description %></span><% end %>
+  <span style="white-space:nowrap;">资源描述：</span><% if file.description.blank? %><span style="color:#C5C5BE; cursor:pointer;" title="双击可编辑">双击添加描述</span><% else %><span id="file_description_tip_<%= file.id %>" style="cursor:pointer;" title="双击可编辑" class="break_word"><%= file.description %></span><% end %>
   <%#= file.description.blank? ? "该资源暂无描述" : file.description %>
   <%= link_to image_tag("../images/signature_edit.png",width:"12px", height: "12px"), "javascript:void(0);", :onclick => "show_edit_file_description("+file.id.to_s+");"%>
 </p>
\ No newline at end of file
diff --git a/app/views/files/_org_subfield_list.html.erb b/app/views/files/_org_subfield_list.html.erb
index 85ff37b44..bcaf1a0d6 100644
--- a/app/views/files/_org_subfield_list.html.erb
+++ b/app/views/files/_org_subfield_list.html.erb
@@ -45,7 +45,7 @@
                   </div>
                   <%= form_tag(edit_file_description_org_subfield_file_path(file, :org_subfield_id => org_subfield.id ),:remote=>'true', :method => :post, :id=>"files_query_form_#{file.id}") do %>
                       <textarea style="resize: none;max-width: none;margin-left: 0" class="homepageSignatureTextarea W600 none " placeholder="请编辑资源描述" name="file_description_edit" id="file_description_edit_<%= file.id %>"
-                                onblur="commit_files_description('#files_query_form_<%= file.id %>');"><%= file.description %></textarea>
+                                onblur="commit_files_description('#files_query_form_<%= file.id %>','#file_description_edit_<%= file.id %>','#file_description_show_<%= file.id %>','#file_description_tip_<%= file.id %>');"><%= file.description %></textarea>
                   <% end %>
                 </div>
             <% else %>
@@ -117,7 +117,13 @@
 <% end%>
 
 <script>
-    function commit_files_description(id) {
+    function commit_files_description(id,des_id,show_id,tip_id) {
+        if($(tip_id).text() == $(des_id).val()){
+            $(des_id).hide();
+            $(show_id).show();
+            return;
+        }
+
         $(id).submit();
     }
 </script>
\ No newline at end of file
diff --git a/app/views/files/_project_list.html.erb b/app/views/files/_project_list.html.erb
index 206a0a5f6..1d73fd953 100644
--- a/app/views/files/_project_list.html.erb
+++ b/app/views/files/_project_list.html.erb
@@ -42,7 +42,7 @@
                     </div>
                     <%= form_tag(edit_file_description_project_file_path(file, :project_id => project.id),:remote=>'true', :method => :post, :id=>"files_query_form_#{file.id}") do %>
                         <textarea style="resize: none;max-width: none;margin-left: 0" class="homepageSignatureTextarea W600 none " placeholder="请编辑资源描述" name="file_description_edit" id="file_description_edit_<%= file.id %>"
-                                  onblur="commit_files_description('#files_query_form_<%= file.id %>');"><%= file.description %></textarea>
+                                  onblur="commit_files_description('#files_query_form_<%= file.id %>','#file_description_edit_<%= file.id %>','#file_description_show_<%= file.id %>','#file_description_tip_<%= file.id %>');"><%= file.description %></textarea>
                     <% end %>
                   </div>
               <% else %>
@@ -73,7 +73,13 @@
 </ul>
 
 <script>
-    function commit_files_description(id) {
+    function commit_files_description(id,des_id,show_id,tip_id) {
+        if($(tip_id).text() == $(des_id).val()){
+            $(des_id).hide();
+            $(show_id).show();
+            return;
+        }
+
         $(id).submit();
     }
 </script>
diff --git a/app/views/files/_resource_detail.html.erb b/app/views/files/_resource_detail.html.erb
index fd804ca9c..99a93c6ae 100644
--- a/app/views/files/_resource_detail.html.erb
+++ b/app/views/files/_resource_detail.html.erb
@@ -44,7 +44,7 @@
               </div>
               <%= form_tag(edit_file_description_course_file_path(file, :course_id => @course.id),:remote=>'true', :method => :post, :id=>"files_query_form_#{file.id}") do %>
                   <textarea style="resize: none;max-width: none;margin-left: 0" class="homepageSignatureTextarea W600 none " placeholder="请编辑资源描述" name="file_description_edit" id="file_description_edit_<%= file.id %>"
-                            onblur="commit_files_description('#files_query_form_<%= file.id %>');"><%= file.description %></textarea>
+                            onblur="commit_files_description('#files_query_form_<%= file.id %>','#file_description_edit_<%= file.id %>','#file_description_show_<%= file.id %>','#file_description_tip_<%= file.id %>');"><%= file.description %></textarea>
               <% end %>
             </div>
           <% else %>
@@ -105,7 +105,13 @@
 </div>
 <div class="cl"></div>
 <script>
-    function commit_files_description(id) {
+    function commit_files_description(id,des_id,show_id,tip_id) {
+        if($(tip_id).text() == $(des_id).val()){
+            $(des_id).hide();
+            $(show_id).show();
+            return;
+        }
+
         $(id).submit();
     }
 </script>