编辑课程讨论区回复时的问题

app/views/messages/_form_course.html.erb

@@ -9,9 +9,9 @@
       <div style="display: none;"><%= f.text_field :subject, { size: 60, id: "message_subject",:class=>"talk_input w585 fl" }.merge(extra_option) %></div>
   <% else %>
       <%= f.text_field :subject, { size: 60, id: "message_subject", onkeyup: "regexSubject();",:class=>"talk_input w585" }.merge(extra_option) %>
+      <p id="subject_span" class="ml55"></p>
   <% end %>
   <div class="cl"></div>
-  <p id="subject_span" class="ml55"></p>
 </li>
 <li class="ml60 mb5">
   <% unless replying %>

db/schema.rb

@@ -438,6 +438,13 @@ ActiveRecord::Schema.define(:version => 20150505025537) do
 
   add_index "delayed_jobs", ["priority", "run_at"], :name => "delayed_jobs_priority"
 
+  create_table "discuss_demos", :force => true do |t|
+    t.string   "title"
+    t.text     "body"
+    t.datetime "created_at", :null => false
+    t.datetime "updated_at", :null => false
+  end
+
   create_table "documents", :force => true do |t|
     t.integer  "project_id",                :default => 0,  :null => false
     t.integer  "category_id",               :default => 0,  :null => false

public/javascripts/course.js

@@ -526,6 +526,7 @@ $(function(){
 //查找TAG资源
 function search_tag_attachment(url,tag_name,q,course_id,sort)
 {
+    //alert("111");
     $.get(
         url,
         {

public/stylesheets/courses.css

@@ -481,7 +481,7 @@ a:hover.link_file{ background:url(../images/pic_file.png) 0 -25px no-repeat; col
 /*日历选择图*/
 img.ui-datepicker-trigger {
   display:block;
-  background:url(/images/public_icon.png) -31px 0 no-repeat;
+  background:url(../images/public_icon.png) -31px 0 no-repeat;
   cursor: pointer;
   vertical-align: middle;
   margin-left: 5px;