批改程序作业时，如果一个同学A的程序打开后没有收起，则后面打开的学生的程序就和A的程序一样

app/views/student_work/_programing_work_show.html.erb

@@ -25,7 +25,7 @@
 
     <li >
       <span class="tit_fb ">编程代码：</span>
-      <div class="showHworkP break_word"><pre id="work-src" style="display: none;"><%= work.description if work.description%></pre><div class="fontGrey2 font_cus" id="work-code_<%= work.id%>">
+      <div class="showHworkP break_word"><pre id="work-src_<%= work.id%>" style="display: none;"><%= work.description if work.description%></pre><div class="fontGrey2 font_cus" id="work-code_<%= work.id%>">
         </div>
       </div>
       <div class="cl"></div>

app/views/student_work/_student_work_list.html.erb

@@ -71,7 +71,7 @@
                               indentUnit: 2,
                               matchBrackets: true,
                               readOnly: true,
-                              value: $("#work-src").text()
+                              value: $("#work-src_<%= work.id%>").text()
                           });
               <% elsif @homework.homework_type == 1 %>
                   $("#about_hwork_<%= work.id%>").html("<%= escape_javascript(render :partial => 'show',:locals => {:work => work, :score =>student_work_score(work,User.current),:student_work_scores => work.student_works_scores.order("updated_at desc")}) %>");

app/views/student_work/show.js.erb

@@ -25,7 +25,7 @@ else{
           indentUnit: 2,
           matchBrackets: true,
       readOnly: true,
-      value: $("#work-src").text()
+      value: $("#work-src_<%= @work.id%>").text()
         }
     );