diff --git a/app/controllers/courses_controller.rb b/app/controllers/courses_controller.rb
index 3981c5b6b..5381e8757 100644
--- a/app/controllers/courses_controller.rb
+++ b/app/controllers/courses_controller.rb
@@ -271,8 +271,7 @@ class CoursesController < ApplicationController
     @issue_custom_fields = IssueCustomField.sorted.all
     @trackers = Tracker.sorted.all
 
-    if User.current.user_extensions.identity == 0
-      if  @course.save
+    if  @course.save
         #unless User.current.admin?
         r = Role.givable.find_by_id(Setting.new_project_user_role_id.to_i) || Role.givable.first
         m = Member.new(:user => User.current, :roles => [r])
@@ -298,15 +297,13 @@ class CoursesController < ApplicationController
           }
           format.api { render :action => 'show', :status => :created, :location => url_for(:controller => 'courses', :action => 'show', :id => @course.id) }
         end
-      else
+     else
         #@course.destroy
         respond_to do |format|
           format.html { render :action => 'new', :layout => 'base' } #Added by young
           format.api { render_validation_errors(@course) }
         end
-      end
-    end
-
+     end
   end
 
   def course
diff --git a/app/views/courses/_course_ad.html.erb b/app/views/courses/_course_ad.html.erb
index 8df3c3c31..10a6d7eaf 100644
--- a/app/views/courses/_course_ad.html.erb
+++ b/app/views/courses/_course_ad.html.erb
@@ -1,26 +1,36 @@
 
-<div id="floatpoint"  STYLE="position:absolute;visibility:visible;"  >
-  <table  border=0   bordercolor="#FFFFFF" bgcolor="#faebd7">
+<div id="floatpoint" class="course_ad"  >
+  <table  border=0 width="180px" >
     <tr>
-      <td align=center bgcolor=#E3E3E3 >
-        联系我们
+      <td align=center bgcolor=#15bccf >
+       <span class="ad_title"><%= l(:label_contact_us) %></span> 
       </td>
     </tr>
+    <tr><td><p class="ad_content"><%= l(:label_course_ad_description) %></p></td></tr>
     <tr>
-      <td align=center bgcolor="orange" >
-        <a href="/" target="_blank" >QQ:1234566</a><br>
+      <td align=center bgcolor="#ececec" >
+      	<%= l(:label_course_adcolick) %><a href="http://user.trustie.net/users/12/user_newfeedback">黄井泉</a><br>
       </td>
     </tr>
     <tr>
-      <td align=center bgcolor="orange" >
-        <a href="/" target="_blank" >Email:1234566@qq.com</a><br>
+      <td align=center bgcolor="#ececec" >
+        Tel:15388083362<br>
+      </td>
+    <tr>
+      <td align=center bgcolor="#ececec" >
+       	<%= l(:label_course_adcolick) %><a href="http://user.trustie.net/users/6/user_newfeedback">王林春</a><br>
+      </td>
+    </tr>
+    <tr>
+      <td align=center bgcolor="#ececec" >
+        Tel:13467631747<br>
       </td>
     </tr>
   </table>
 </div>
 
 <script type="text/javascript">
-    var XX=1300;			// 浮动层的X坐标,即左边距
+    var XX=1150;			// 浮动层的X坐标,即左边距
     var xstep=1;			// 移动步长，此参数越小，移动越平滑，最小值为1
     var delay_time=60;		// 每步的时间间隔，此参数越小，移动速度越快
     var YY=0;
diff --git a/app/views/stores/index.html.erb b/app/views/stores/index.html.erb
index 1b86bbd64..6eca2b0bf 100644
--- a/app/views/stores/index.html.erb
+++ b/app/views/stores/index.html.erb
@@ -58,10 +58,10 @@
 		$('.download_icon').find("a").attr("target", "_blank");
 		$('.download_icon').each(function(){
 			$(this).mouseenter(function(event) {
-				$(this).find('img').attr("src", "/images/button/download_focus.png")
+				$(this).find('img').attr("src", "<%= path_to_image("/images/button/download_focus.png") %>")
 			});
 			$(this).mouseleave(function(event) {
-				$(this).find('img').attr("src", "/images/button/download.png")
+				$(this).find('img').attr("src", "<%= path_to_image("/images/button/download.png") %>")
 			});
 		});
         if(navigator.appName=="Microsoft Internet Explorer"){
diff --git a/app/views/users/_my_joinedcourse.html.erb b/app/views/users/_my_joinedcourse.html.erb
index 315204e7a..74be37b55 100644
--- a/app/views/users/_my_joinedcourse.html.erb
+++ b/app/views/users/_my_joinedcourse.html.erb
@@ -8,12 +8,13 @@
 		<p class="font_description">
 			
 			<%= l(:label_project_cousre_studentun) %><%= link_to"#{l(:label_course_join_student)}",{:controller=>'courses',:action=>'index'}, :class => 'icon icon-add' %>
+			<%= link_to "#{l(:label_course_new)}", {:controller => 'courses', :action => 'new'}, :class => 'icon icon-add' %>
 			</p>
 		<% end %>
 <% else %>
 	<div class="user_course_list menu-div">
   <div class="menu">
-	<%= link_to"#{l(:label_course_view_student)}",courses_path, :class => 'icon icon-add' %>
+	<%= link_to "#{l(:label_course_new)}", new_course_path, class: 'icon icon-add' if @user == User.current %>
     <ul>
       <li mode='doing' class="on">进行中</li>
       <li mode='end'>已完结</li>
diff --git a/config/locales/zh.yml b/config/locales/zh.yml
index 6c4216bc5..0220a10e5 100644
--- a/config/locales/zh.yml
+++ b/config/locales/zh.yml
@@ -2132,6 +2132,8 @@ zh:
   label_record: 湘ICP备09019772
   label_check_comment: 查看通知评论
   label_notification: 通知公告
+  label_course_ad_description: 课程模块正在优化中，使用过程中如有问题请您与我们联系，感谢大家的支持！
+  label_course_adcolick: 请点击：
   #end  
 
   #end
diff --git a/public/stylesheets/application.css b/public/stylesheets/application.css
index 7b5f4e976..d0d71c50d 100644
--- a/public/stylesheets/application.css
+++ b/public/stylesheets/application.css
@@ -9,6 +9,21 @@ h4, .wiki h3 {font-size: 13px;}
 h4 {border-bottom: 1px dotted #bbb;}
 /*huang*/
 /*current position*/
+.course_ad{
+  position:absolute;
+  visibility:visible;
+  background:#ffffff
+}
+
+.ad_title{
+  color: #FFFFFF; 
+  font-weight: bold;
+}
+
+.ad_content{
+  text-indent: 2em;
+}
+
 .contest_count{	
 	width: 20%; 
 	height: 60px;