看一下
<style type="text/css">
table { border-collapse:collapsetext-align:centervertical-align:middle}
table tr{ height:25px}
table td{ width:100px}
.bg1{ background:#ccc}
table tr:hover{ background:#09C}
.bg2{ background:#999}
.t1,.t2,.t3,.t4,.b1,.b2,.b3,.b4,.tab{ display:blockoverflow:hidden}
.t1,.t2,.t3,.b1,.b2,.b3{ height:1px}
.t2,.t3,.t4,.b2,.b3,.b4,.tab{ border-left:2px solid #f6fborder-right:2px solid #f6f}
.t1,.b1{ margin:0 5pxbackground: #F6F}
.t2,.b2{ margin:0 3pxborder-width:2px}
.t3,.b3{ margin:0 2px}
.t4,.b4{ height:2pxmargin:0 1px}
.tab{ height:130pxbackground:#F7F8F9}
.tab_width{ width:700pxmargin:0 autocursor:pointer}
</style>
<div class="tab_width">
<b class="t1"></b><b class="t2"></b><b class="t3"></b><b class="t4"></b>
<div class="tab">
<table>
<tr>
<td>星期一</td>
<td>星期二</td>
<td>星期三</td>
<td>星期四</td>
<td>星期五</td>
<td>星期六</td>
<td>星期日</td>
</tr>
<tr class="bg1">
<td>国学</td>
<td>数学</td>
<td>英语</td>
<td>多媒体</td>
<td>体育</td>
<td>毛概</td>
<td>实验</td>
</tr>
<tr class="bg2">
<td>国学</td>
<td>数学</td>
<td>英语</td>
<td>多媒体</td>
<td>体育</td>
<td>毛概</td>
<td>实验</td>
</tr>
<tr class="bg1">
<td>国学</td>
<td>数学</td>
<td>英语</td>
<td>多媒体</td>
<td>体育</td>
<td>毛概</td>
<td>实验</td>
</tr>
<tr class="bg2">
<td>国学</td>
<td>数学</td>
<td>英语</td>
<td>多媒体</td>
<td>体育</td>
<td>毛概</td>
<td>实验</td>
</tr>
</table>
</div>
<b class="b4"></b><b class="b3"></b><b class="b2"></b><b class="b1"></b>
</div>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/htmlcharset=utf-8" />
<title>DIV+CSS表格效果</title>
<style type="text/css">
* {margin:0padding:0}
#main {margin:100px 0 0 200px}
#main ul {width:520pxheight:165pxlist-style:none}
#main li {border-left:1px solid #cccborder-top:1px solid #cccfloat:leftwidth:102pxheight:33pxtext-align:centerline-height:33px}
#main li.b {border-bottom:1px solid #ccc}
#main li.r {border-right:1px solid #ccc}
</style>
</head>
<body>
<div id="main">
<ul>
<li>11</li>
<li>11</li>
<li>11</li>
<li>11</li>
<li class="r">11</li>
<li>怎么样？</li>
<li>还行吧？</li>
<li></li>
<li></li>
<li class="r">11</li>
<li>上海世博</li>
<li></li>
<li></li>
<li></li>
<li class="r">11</li>
<li></li>
<li></li>
<li></li>
<li></li>
<li class="r">11</li>
<li class="b">生活更美好</li>
<li class="b"></li>
<li class="b"></li>
<li class="b"></li>
<li class="b r">11</li>
</ul>
</div>
</body>
</html>
