to do

app/helpers/welcome_helper.rb

@@ -104,6 +104,10 @@ module WelcomeHelper
     # or
     searchStudent(project).count
   end
+  #To do
+  def find_new_forum_topics
+    
+  end
 
   private
 

app/views/welcome/index.html.erb

@@ -126,13 +126,34 @@
 
 
 </script>
+<!-- <style>
+	.forum-topic li{
+		float: left;
+	}
+	
+</style> -->
 <!-- info display block -->
 <%= stylesheet_link_tag 'welcome' %>
 <div class="body_resize">
 	
 <div class="left" style="float: left; height: 445px; width: 50%;">  
 <ul class="welcome-message-list" style="width: 90%; ">
-	<h3 style="color: rgb(21, 188, 207);margin-left: 8px;"><strong>论坛热帖</strong></h3>
+	<div class="forum-topic">
+	  <ul>
+		<li>
+	      <h3 style="color: rgb(21, 188, 207);margin-left: 8px;"><strong>论坛动态</strong></h3>
+	    </li>
+	    <!-- <li>
+	    	<h4>最新帖子</h4>
+	    </li>
+	    <li>
+	    	<h4>最热帖子</h4>
+	    </li>
+	    <li>
+	    	<h4>更多主题</h4>
+	    </li> -->
+	  </ul>
+	</div>
 	<div class="welcome-box-list">
 		<% find_hot_forum_topics.each do |topic|%>
 		<li class="message-brief-intro" style="min-height: 25px;">