diff --git a/app/views/exercise/_student_table.html.erb b/app/views/exercise/_student_table.html.erb
index cbb56025e..f3a72b20e 100644
--- a/app/views/exercise/_student_table.html.erb
+++ b/app/views/exercise/_student_table.html.erb
@@ -1,23 +1,24 @@
+<%= javascript_include_tag 'resizeable_table'%>
+
 <table class="hwork-table-wrap">
-  <tr class="b_grey hworkH30" style="border-bottom:1px solid #eaeaea;">
-    <th class="hworkList340 width530" colspan="6">
-      <span class="c_dark f14 fb fl mr5">序号</span>
-      <span class="c_dark f14 fb fl mr55">&nbsp;&nbsp;</span>
-      <span class="c_dark f14 fb fl mr60">姓名</span>
-      <span class="c_dark f14 fb fl mr60">学号</span>
-      <span class="c_dark f14 fb fl">班级</span>
-    </th>
+  <tr class="b_grey hworkH30">
+    <th class="hworkList30 pl5 pr5"><span class="c_dark f14 fb">序号</span></th>
+    <th class="hworkList50">&nbsp;&nbsp;</th>
+    <th class="hworkList60"><span class="c_dark f14 fb">姓名</span></th>
+    <th class="hworkList80"><span class="c_dark f14 fb">学号</span></th>
+    <th class="hworkList80"><span class="c_dark f14 fb">班级</span></th>
+    <th width="230">&nbsp;&nbsp;</th>
     <th class="hworkList130">
-      <%= link_to "时间",'',:class => "c_dark f14 fb fl ml50" ,:remote => true%>
+      <%= link_to "时间",'',:class => "c_dark f14 fb" ,:remote => true%>
     </th>
     <th class="hworkList50">
-      <%= link_to "成绩",'',:class => "c_dark f14 fb fl ml10",:remote => true%>
+      <%= link_to "成绩",'',:class => "c_dark f14 fb",:remote => true%>
     </th>
   </tr>
 
   <% @exercise_users_list.each_with_index do |exercise, index|%>
       <tr class="hworkListRow" id="student_work_<%= exercise.id%>">
-        <td class="pl5 pr5" style="width:28px; text-align:center;"><%=index + 1 %></td>
+        <td class="pl5 pr5" style="text-align:center;"><%=index + 1 %></td>
         <td class="hworkPortrait pr10 float-none">
           <%= link_to(image_tag(url_to_avatar(exercise.user),:width =>"40",:height => "40",:style => "display:block;", :class => "mt15"),user_activities_path(exercise.user)) %>
         </td>
@@ -30,7 +31,7 @@
         <td class="hworkStID student_work_<%= exercise.id%> float-none" title="班级"  id="student_class_<%= exercise.id%>" style="cursor:pointer;">
           --
         </td>
-        <td width="200">&nbsp;</td>
+        <td width="230">&nbsp;</td>
         <td class="hworkList130 c_grey">
           <% if exercise.created_at%>
               <%= Time.parse(format_time(exercise.created_at)).strftime("%m-%d %H:%M")%>&nbsp;
diff --git a/app/views/student_work/_evaluation_title.html.erb b/app/views/student_work/_evaluation_title.html.erb
index 6a89b51b1..950c1660a 100644
--- a/app/views/student_work/_evaluation_title.html.erb
+++ b/app/views/student_work/_evaluation_title.html.erb
@@ -1,8 +1,4 @@
-<!--
-<table class="hwork-table-wrap" id="homework_table" onmouseenter="<%#= @homework.homework_type == 3 ? '' : 'resizeable_table(2,4,1,1)' %>">
--->
-
-<table class="hwork-table-wrap" id="homework_table">
+<table class="hwork-table-wrap" id="homework_table" onmouseenter="<%= @homework.homework_type == 3 ? '' : 'resizeable_table(2,4,1,1)' %>">
   <tr class="b_grey hworkH30">
     <th class="hworkList30 hworkH30 pl5 pr5">序号</th>
     <th class="hworkList50">&nbsp;</th>
diff --git a/app/views/student_work/_evaluation_un_title.html.erb b/app/views/student_work/_evaluation_un_title.html.erb
index c4a6a3e9b..5ed2e82d6 100644
--- a/app/views/student_work/_evaluation_un_title.html.erb
+++ b/app/views/student_work/_evaluation_un_title.html.erb
@@ -1,8 +1,4 @@
-<!--
-<table class="hwork-table-wrap" id="homework_table" onmouseenter="<%#= @homework.homework_type == 3 ? '' : 'resizeable_table(2,4,11,11)' %>">
--->
-
-<table class="hwork-table-wrap" id="homework_table">
+<table class="hwork-table-wrap" id="homework_table" onmouseenter="<%= @homework.homework_type == 3 ? '' : 'resizeable_table(2,4,11,11)' %>">
   <tr class="b_grey hworkH30">
     <th class="hworkList30 hworkH30 pl5 pr5">序号</th>
     <th class="hworkList50">&nbsp;</th>
diff --git a/app/views/student_work/index.js.erb b/app/views/student_work/index.js.erb
index da2428316..f65782805 100644
--- a/app/views/student_work/index.js.erb
+++ b/app/views/student_work/index.js.erb
@@ -1,4 +1,3 @@
 $("#homework_student_work_list").html("<%= escape_javascript(render :partial => 'student_work/student_work_list') %>");
 $("#export_student_work").replaceWith("<%= escape_javascript( link_to "导出作业成绩", student_work_index_path(:homework => @homework.id,:order => @order, :sort => @b_sort, :group => @group, :name => @name, :format => 'xls'),:class=>'hworkExport postTypeGrey', :id => 'export_student_work') %>");
-/*
-$("th").each(function(){$(this).css("width",$(this).width()-1);});*/
+$("th").each(function(){$(this).css("width",$(this).width()-1);});
diff --git a/public/javascripts/resizeable_table.js b/public/javascripts/resizeable_table.js
index a43078dee..1f84d4471 100644
--- a/public/javascripts/resizeable_table.js
+++ b/public/javascripts/resizeable_table.js
@@ -1,7 +1,7 @@
 /**
  * Created by ttang on 2016/5/24.
  */
-    /*$(document).ready(function(){
+    $(document).ready(function(){
         $("th").each(function(){
             $(this).css("width",$(this).width()-1);
         });
@@ -80,5 +80,4 @@
                element.addEventListener?element.addEventListener(type,listener,useCapture):element.attachEvent("on" + type,listener);
            }
        }
-    });
-*/
\ No newline at end of file
+    });
\ No newline at end of file
diff --git a/public/stylesheets/courses.css b/public/stylesheets/courses.css
index 46fbc5950..382283f75 100644
--- a/public/stylesheets/courses.css
+++ b/public/stylesheets/courses.css
@@ -109,7 +109,7 @@ a.hworkSearchIcon:hover {background:url(../images/nav_icon.png) -49px -1px no-re
 
 /*20160520作品列表table*/
 .hwork-table-wrap {width:720px; border-collapse:collapse; vertical-align:middle; table-layout:fixed;}
-.hwork-table-wrap th {font-size:14px; color:#2d2d2d; border-bottom:1px solid #e1e1e1;}
+.hwork-table-wrap th {font-size:14px; color:#2d2d2d; border:1px solid #e1e1e1; text-align:center;}
 
 /*作业信息*/
 .mt-2 {margin-top:-2px;}