diff --git a/app/views/courses/new.html.erb b/app/views/courses/new.html.erb
index 73e86c5a0..0ea51d5f4 100644
--- a/app/views/courses/new.html.erb
+++ b/app/views/courses/new.html.erb
@@ -1,16 +1,3 @@
-<script src="/jquery.min.js"></script>
-<script type="text/javascript" src="/javascripts/iPass.packed.js"></script>
-<script type="text/javascript">
-    $(document).ready(function(){
-        // to enable iPass plugin
-        $("input[type=password]").iPass();
-
-        // for the demo
-        $("#psw_btn").click(function() {
-            alert("密码: "+$("#course_course_password").val());
-        })
-    });
-</script>
 <div class="project_r_h02">
   <h2 class="project_h2"><%= l(:permission_new_course)%></h2>
 </div>
@@ -37,7 +24,8 @@
       <div class="cl"></div>
       <li class="ml45 mb10">
         <label><span class="c_red">*</span>&nbsp;<%= l(:label_new_course_password)%>&nbsp;&nbsp;：</label>
-        <input  type="password" name="course[password]" id="course_course_password" class="hwork_input02" >
+        <input type="text" style="display: none;">
+        <input  type="password" name="course[password]" id="course_course_password" class="hwork_input02">
         <a id="psw_btn" href="javascript:void(0)">显示明码</a>
         <div class="cl"></div>
         <span class=" ml80 c_orange">学生或其他成员申请加入课程时候需要使用该口令，该口令可以由老师在课堂上公布。</span>
diff --git a/app/views/courses/settings.html.erb b/app/views/courses/settings.html.erb
index 569ae302b..acc6c12a5 100644
--- a/app/views/courses/settings.html.erb
+++ b/app/views/courses/settings.html.erb
@@ -39,7 +39,8 @@
           <div class="cl"></div>
           <li class="ml45 mb10">
             <label><span class="c_red">*</span>&nbsp;<%= l(:label_new_course_password)%>&nbsp;&nbsp;：</label>
-            <input  type="text" name="course[password]" id="course_course_password" class="hwork_input02" value="<%= @course.password%>">
+            <input  type="password" name="course[password]" id="course_course_password" class="hwork_input02" value="<%= @course.password%>">
+            <a id="psw_btn" href="javascript:void(0)">显示明码</a>
             <div class="cl"></div>
             <span class=" ml80 c_orange">学生或其他成员申请加入课程时候需要使用该口令，该口令可以由老师在课堂上公布。</span>
           </li>
diff --git a/public/javascripts/course.js b/public/javascripts/course.js
index 5248d31dd..286905017 100644
--- a/public/javascripts/course.js
+++ b/public/javascripts/course.js
@@ -410,3 +410,9 @@ function regexDeadLine()
 {
     ('#ui-datepicker-div').hide;
 }
+
+$(function(){
+    $("#psw_btn").click(function() {
+        alert("密码: "+$("#course_course_password").val());
+    });
+});