<!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">
<html>
<head>
<script src="http://img.jb51.net/jslib/jquery/jquery1.3.2.js"></script>
<style type="text/css">
#hacker tr:hover{
background-color:red;
}
<!-- ie 不支持
#hacker tr:nth-of-type(odd){background:#00CCFF;}/*奇数行*/
#hacker tr:nth-of-type(even){background:#FFCC00;}/*偶数行*/
-->
.odd{background:#FFCC00;}
</style>
<script type="text/javascript">
$(document).ready(function() {
$("table tr:nth-child(even)").addClass("odd");
});
</script>
</head>
<body>
<table border="0" cellspacing="0" cellpadding="0" width="200px" height="300px"; bgColor="#8E8E8E" id="hacker">
<tr>
<td>1</td> <td>1</td> <td>1</td> <td>1</td>
</tr>
<tr>
<td>1</td> <td>1</td> <td>1</td> <td>1 </td>
</tr>
<tr>
<td>1</td> <td>1</td> <td>1</td> <td>1</td>
</tr>
<tr>
<td>1</td> <td>1</td> <td>1</td> <td>1</td>
</tr>
</table>
</body>
</html>