From d4c0e9754ac6332a5af1fd5d2c7e5d8b0f153ff8 Mon Sep 17 00:00:00 2001
From: cxt <pinecxt@163.com>
Date: Mon, 30 May 2016 14:51:54 +0800
Subject: [PATCH] =?UTF-8?q?=E8=AF=BE=E7=A8=8B=E6=8F=8F=E8=BF=B0=E5=B1=95?=
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Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/views/layouts/base_courses.html.erb |  4 ++--
 public/javascripts/course.js            | 13 +++++++++++++
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/app/views/layouts/base_courses.html.erb b/app/views/layouts/base_courses.html.erb
index a9e859448..c3f3a4a60 100644
--- a/app/views/layouts/base_courses.html.erb
+++ b/app/views/layouts/base_courses.html.erb
@@ -157,9 +157,9 @@
           </div>
         </div>
         <div class="lg-foot" id="lg-foot" onclick="show_more_msg();">
-          <%= l(:label_expend_information)%>
+          <label id="expend_more_information"  value="show_more"><%= l(:label_expend_information)%></label>
           <span class="g-arr-down">
-            <img src="/images/jiantou.jpg" width="12" height="6" />
+            <img id="arrow" src="/images/jiantou.jpg" width="12" height="6" />
           </span>
         </div>
       </div><!--项目简介 end-->
diff --git a/public/javascripts/course.js b/public/javascripts/course.js
index 7cfad6005..73ab065ea 100644
--- a/public/javascripts/course.js
+++ b/public/javascripts/course.js
@@ -475,6 +475,19 @@ function submitMemberSerch(content)
 function show_more_msg()
 {
     $("#course_description").toggleClass("course_description_none");
+    var information = $("#expend_more_information");
+    var arrow = $("#arrow");
+    var val = information.attr("value");
+    if (val == "show_more") {
+        $("#expend_more_information").text("收起描述信息");
+        information.attr("value", "hide_more");
+        arrow.attr("src", "/images/jiantouup.jpg")
+    }
+    else {
+        $("#expend_more_information").text("展开更多信息");
+        information.attr("value", "show_more");
+        arrow.attr("src", "/images/jiantou.jpg")
+    }
 }
 //作业描述显示更多信息
 function news_show_more_des(id)