Merge branch 'cxt_course' into develop

app/views/exercise/_student_exercise.html.erb

@@ -35,9 +35,9 @@
         });
         $(function(){
             <% if Time.parse(h(@exercise.end_time)).strftime("%Y-%m-%d-%H-%M-%S") <= Time.now.strftime("%Y-%m-%d-%H-%M-%S") %>
-                $("#show_student_result_div").on('click',show_result);
+                $("#show_student_result_div_<%= exercise.id%>").on('click',show_result);
             <% else %>
-                $("#show_student_result_div").attr("title","截止日期未到，暂不能查看学生答题结果");
+                $("#show_student_result_div_<%= exercise.id%>").attr("title","截止日期未到，暂不能查看学生答题结果");
                 $("#student_name_<%= exercise.id%>").attr("title","截止日期未到，暂不能查看学生答题结果");
                 $("#student_id_<%= exercise.id%>").attr("title","截止日期未到，暂不能查看学生答题结果");
                 $("#student_class_<%= exercise.id%>").attr("title","截止日期未到，暂不能查看学生答题结果");
@@ -53,7 +53,7 @@
           <li class="hworkPortrait mt15 mr10">
             <%= link_to(image_tag(url_to_avatar(exercise.user),:width =>"40",:height => "40"),user_activities_path(exercise.user)) %>
           </li>
-          <div id="show_student_result_div" style="cursor: pointer;" class="student_work_<%= exercise.id%>">
+          <div id="show_student_result_div_<%= exercise.id%>" style="cursor: pointer;" class="student_work_<%= exercise.id%>">
             <li>
               <ul class="mt10 fl">
                 <li class="hworkStName mr15 mt16" title="姓名" id="student_name_<%= exercise.id%>">