diff --git a/app/views/users/_project_message.html.erb b/app/views/users/_project_message.html.erb
index 2e7fb0f12..c071f4a13 100644
--- a/app/views/users/_project_message.html.erb
+++ b/app/views/users/_project_message.html.erb
@@ -145,23 +145,25 @@
         </div>
     <% end %>
 
-    <div class="homepagePostReplyContainer borderBottomNone minHeight48">
-      <div class="homepagePostReplyPortrait mr15 imageFuzzy" id="reply_image_<%= user_activity_id%>"><%= link_to image_tag(url_to_avatar(User.current), :width => "33", :height => "33"), user_path(activity.author_id), :alt => "用户头像" %></div>
-      <div class="homepagePostReplyInputContainer mb10">
-        <div nhname='new_message_<%= user_activity_id%>' style="display:none;">
-          <%= form_for('new_form',:url =>  {:controller=>'messages',:action => 'reply', :id => activity.id, :board_id => activity.board_id, :is_board => 'true'},:method => "post", :remote => true) do |f|%>
-              <input type="hidden" name="quote[quote]" value="">
-              <input type="hidden" name="user_activity_id" value="<%=user_activity_id%>">
-              <div nhname='toolbar_container_<%= user_activity_id%>'></div>
-              <textarea placeholder="有问题或有建议，请直接给我留言吧！" style="display: none" nhname='new_message_textarea_<%= user_activity_id%>' name="reply[content]"></textarea>
-              <a id="new_message_submit_btn_<%= user_activity_id%>" href="javascript:void(0)" onclick="this.style.display='none'" class="blue_n_btn fr" style="display:none;margin-top:6px;">发送</a>
-              <div class="cl"></div>
-              <p nhname='contentmsg_<%= user_activity_id%>'></p>
-          <% end%>
+    <% if !activity.locked? %>
+        <div class="homepagePostReplyContainer borderBottomNone minHeight48">
+          <div class="homepagePostReplyPortrait mr15 imageFuzzy" id="reply_image_<%= user_activity_id%>"><%= link_to image_tag(url_to_avatar(User.current), :width => "33", :height => "33"), user_path(activity.author_id), :alt => "用户头像" %></div>
+          <div class="homepagePostReplyInputContainer mb10">
+            <div nhname='new_message_<%= user_activity_id%>' style="display:none;">
+              <%= form_for('new_form',:url =>  {:controller=>'messages',:action => 'reply', :id => activity.id, :board_id => activity.board_id, :is_board => 'true'},:method => "post", :remote => true) do |f|%>
+                  <input type="hidden" name="quote[quote]" value="">
+                  <input type="hidden" name="user_activity_id" value="<%=user_activity_id%>">
+                  <div nhname='toolbar_container_<%= user_activity_id%>'></div>
+                  <textarea placeholder="有问题或有建议，请直接给我留言吧！" style="display: none" nhname='new_message_textarea_<%= user_activity_id%>' name="reply[content]"></textarea>
+                  <a id="new_message_submit_btn_<%= user_activity_id%>" href="javascript:void(0)" onclick="this.style.display='none'" class="blue_n_btn fr" style="display:none;margin-top:6px;">发送</a>
+                  <div class="cl"></div>
+                  <p nhname='contentmsg_<%= user_activity_id%>'></p>
+              <% end%>
+            </div>
+            <div class="cl"></div>
+          </div>
+          <div class="cl"></div>
         </div>
-        <div class="cl"></div>
-      </div>
-      <div class="cl"></div>
-    </div>
+    <% end %>
   </div>
 </div>