簡單的Table隔行變色

簡單的Table隔行變色

<style type="text/css">
<!--
.first {background:#ffffff;}
.gray {background:#ECFBFF;}
-->
</style>
<table border="1" width="900" cellpadding="0" cellspacing="0">
    <tr onmouseover="this.className='gray'" onmouseout="this.className='first'">
        <td width="500">aaa</td>
        <td width="400">bbb</td>
    </tr>
    <tr onmouseover="this.className='gray'" onmouseout="this.className='first'">
        <td>ccc</td>
        <td>ddd</td>
    </tr>
</table>