diff --git a/app/controllers/tags_controller.rb b/app/controllers/tags_controller.rb
index 0ffa334c2..4f1a343d5 100644
--- a/app/controllers/tags_controller.rb
+++ b/app/controllers/tags_controller.rb
@@ -246,7 +246,7 @@ class TagsController < ApplicationController
     if  @taggable_id.blank? #如果没有传tag_id，那么直接更新tag_name就好了。但是要防止 重命名后的tag存在。
       #看重命名后的tag是否存在。如果存在的话，只需要更改taggings里边的id即可
       if @rename_tag
-        @taggings = ActsAsTaggableOn::Tagging.find_by_tag_id_and_taggable_type(@tag_id,@taggable_id,@taggable_type)
+        @taggings = ActsAsTaggableOn::Tagging.find_by_tag_id_and_taggable_type(@tag_id,@taggable_type)
         @taggings.update_attributes({:tag_id=>@rename_tag.id})
       else #如果不存在，那么就直接更新该tag名称为新的名称
         (ActsAsTaggableOn::Tag.find_by_name(@tag_name)).update_attributes(:name=>@rename_tag_name)
diff --git a/app/views/files/_tag_yun.html.erb b/app/views/files/_tag_yun.html.erb
index 6d3ebdf68..159384c6e 100644
--- a/app/views/files/_tag_yun.html.erb
+++ b/app/views/files/_tag_yun.html.erb
@@ -4,7 +4,7 @@
             <span  >    <a href="javascript:void(0);" class="files_tag_select" ondblclick="rename_tag($(this),'<%= k %>','',<%= 6 %>);"><%= k%>×<%= v%></a></span>
         <% else%>
         <span class="files_tag_icon" >
-          <a  title="单击为过滤含有该标签的文件，双击为修改该标签的名字"
+          <a  title="单击为过滤，双击可编辑"
               onclick="search_tag_attachment('<%= search_tag_attachment_course_files_path(course)%>','<%= k%>','<%= @q%>','<%= course.id%>');"
               ondblclick="rename_tag($(this),'<%= k %>','',<%= 6 %>);"><%= k%>×<%= v%></a></span>
         <% end%>
diff --git a/app/views/files/index.html.erb b/app/views/files/index.html.erb
index 3825a9b09..6b1fdb2e9 100644
--- a/app/views/files/index.html.erb
+++ b/app/views/files/index.html.erb
@@ -255,6 +255,7 @@
        isdb = false; //这是单击
        node = document.elementFromPoint(e.clientX, e.clientY);
        if(node.tagName == "INPUT"){ //如果是输入框的聚焦，那么就不要进行下去了
+           isdb = true; //为了防止在编辑的时候又去单击其他tag去过滤。导致tag过滤不可用
            return;
        }
            if($("#renameTagName")[0] != undefined ){//存在renameTagName,则处于编辑状态
diff --git a/app/views/issues/show.html.erb b/app/views/issues/show.html.erb
index 0eb779a23..76e178120 100644
--- a/app/views/issues/show.html.erb
+++ b/app/views/issues/show.html.erb
@@ -28,7 +28,7 @@
     <a href="javascript:void(0)" class="talk_edit fr"<%= render :partial => 'action_menu' %></a>
     <div class="cl"></div>
     <% if @issue.description? || @issue.attachments.any? -%>
-        <div class="talk_info mb10" style="word-break:break-all;">
+        <div class="talk_info mb10 issue_desc" style="word-break:break-all;">
           <% if @issue.description? %>
               <%#= link_to l(:button_quote), quoted_issue_path(@issue.id), :remote => true, :method => 'post', :class => 'icon icon-comment' if authorize_for('issues', 'edit') %>
               <%= textAreailizable @issue, :description, :attachments => @issue.attachments %>
diff --git a/app/views/tags/_tag_list.html.erb b/app/views/tags/_tag_list.html.erb
index 49c9b2351..bc4a5b54e 100644
--- a/app/views/tags/_tag_list.html.erb
+++ b/app/views/tags/_tag_list.html.erb
@@ -2,8 +2,8 @@
 
 <% if @tags.size > 0 %>
     <% @tags.each do |tag| %>
-	<span class="re_tag f_l"> <%#= link_to tag, :controller => "tags", :action => "index", :q => tag,  :object_flag => object_flag, :obj_id => obj.id %>
-      <a ondblclick="rename_tag($(this),'<%= tag %>',<%= obj.id%>,<%= object_flag%>);"><%= tag %></a>
+	<span class="re_tag f_l" style="cursor: pointer" > <%#= link_to tag, :controller => "tags", :action => "index", :q => tag,  :object_flag => object_flag, :obj_id => obj.id %>
+      <a title="双击可编辑" ondblclick="rename_tag($(this),'<%= tag %>',<%= obj.id%>,<%= object_flag%>);"><%= tag %></a>
       <!-- 对用户主页 是本人 ，对项目，需求，问题是管理员 -->
       <% case object_flag %>
 	    <% when '10' %>
diff --git a/db/schema.rb b/db/schema.rb
index 6edcdcc42..abc7017e6 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20150930011457) do
+ActiveRecord::Schema.define(:version => 20150917022239) do
 
   create_table "activities", :force => true do |t|
     t.integer  "act_id",                                  :null => false
@@ -575,8 +575,6 @@ ActiveRecord::Schema.define(:version => 20150930011457) do
     t.integer  "viewed"
     t.datetime "created_at",         :null => false
     t.datetime "updated_at",         :null => false
-    t.string   "secret_key"
-    t.integer  "status"
   end
 
   create_table "forums", :force => true do |t|
@@ -785,6 +783,16 @@ ActiveRecord::Schema.define(:version => 20150930011457) do
 
   add_index "journal_details", ["journal_id"], :name => "journal_details_journal_id"
 
+  create_table "journal_details_copy", :force => true do |t|
+    t.integer "journal_id",               :default => 0,  :null => false
+    t.string  "property",   :limit => 30, :default => "", :null => false
+    t.string  "prop_key",   :limit => 30, :default => "", :null => false
+    t.text    "old_value"
+    t.text    "value"
+  end
+
+  add_index "journal_details_copy", ["journal_id"], :name => "journal_details_journal_id"
+
   create_table "journal_replies", :id => false, :force => true do |t|
     t.integer "journal_id"
     t.integer "user_id"
@@ -903,7 +911,6 @@ ActiveRecord::Schema.define(:version => 20150930011457) do
     t.datetime "updated_on",                       :null => false
     t.boolean  "locked",        :default => false
     t.integer  "sticky",        :default => 0
-    t.integer  "reply_id"
   end
 
   add_index "messages", ["author_id"], :name => "index_messages_on_author_id"
@@ -1369,7 +1376,6 @@ ActiveRecord::Schema.define(:version => 20150930011457) do
     t.datetime "created_at",  :null => false
     t.datetime "updated_at",  :null => false
     t.text     "description"
-    t.string   "subject"
   end
 
   create_table "taggings", :force => true do |t|
diff --git a/public/javascripts/course.js b/public/javascripts/course.js
index 6102801df..3818d447d 100644
--- a/public/javascripts/course.js
+++ b/public/javascripts/course.js
@@ -752,7 +752,7 @@ function search_tag_attachment(url,tag_name,q,course_id,sort)
     //clearTimeout(clickFunction);
     clickFunction = setTimeout(function() {
         search_func()
-    }, 200);
+    }, 500);
     function search_func(){
         if(isdb!= false ) return;
         $.get(
diff --git a/public/stylesheets/courses.css b/public/stylesheets/courses.css
index c6e9b27d3..11d38eb58 100644
--- a/public/stylesheets/courses.css
+++ b/public/stylesheets/courses.css
@@ -722,7 +722,7 @@ a.wzan_visited{background:url(../images/new_project/public_icon.png) 0px -503px
 .files_tag{ width:670px; min-height:22px;margin-bottom:10px;}/* overflow:hidden; */
 /*padding:1px 10px 修改原因，padding会导致内部输入框和外边框有边距*/
 a.files_tag_icon{ width:auto;background:#e2f3f9; color:#54aeca; border:1px solid #bbe2ef; padding:1px 5px; float:left; margin-right:10px;margin-bottom:10px; }
-span.files_tag_icon{ width:auto;background:#e2f3f9; color:#54aeca; border:1px solid #bbe2ef; padding:1px 5px; float:left; margin-right:10px;margin-bottom:10px; }
+span.files_tag_icon{ width:auto;background:#e2f3f9; color:#54aeca; border:1px solid #bbe2ef; padding:1px 5px; float:left; margin-right:10px;margin-bottom:10px;cursor: pointer }
 a.files_tag_select{ background:#64bdd9; color:#fff; border:1px solid #bbe2ef; padding:1px 1px; float:left; margin-right:10px;margin-bottom:10px;}/* padding:1px 10px;*/
 
 /* 20150423作业评分*/
diff --git a/public/stylesheets/prettify.css b/public/stylesheets/prettify.css
index 489f1959b..4ae3a5e0d 100644
--- a/public/stylesheets/prettify.css
+++ b/public/stylesheets/prettify.css
@@ -48,6 +48,9 @@ ol.linenums { margin-top: 0; margin-bottom: 0;line-height: 15px;margin-left: 0px
     list-style-type: decimal;
     margin-left: 10px !important;
 }
+.linenums li {
+    margin-left: 0px !important;
+}
 li.L0,
 li.L1,
 li.L2,
diff --git a/public/stylesheets/project.css b/public/stylesheets/project.css
index fb6da363a..f769ff9e6 100644
--- a/public/stylesheets/project.css
+++ b/public/stylesheets/project.css
@@ -221,6 +221,7 @@ a:hover.talk_btn{ background:#2a9dc1;}
 /****讨论区内页***/
 .mt0{ margin-top:0px;}
 .talk_info{ color:#7d7d7d; margin-left:60px; margin-top:10px;}
+.issue_desc li{list-style-type: decimal;margin-left: 20px;}
 .talk_info img {max-width:100%;}
 a.talk_edit{ color:#426e9a; margin-right:5px;}
 a:hover.talk_edit{ color:#ff5722;}