<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>无标题文档</title>
<script>
window.onload=function ()
{
var oTab=document.getElementById('tab1');
var oldColor='';
for(var i=0;i<oTab.tBodies[0].rows.length;i++)
{
//鼠标移入
oTab.tBodies[0].rows[i].onmouseover=function ()
{
oldColor=this.style.background;//表格每行原来的颜色
this.style.background='green';
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//鼠标移出
oTab.tBodies[0].rows[i].onmouseout=function ()
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this.style.background=oldColor;
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//隔行变色
if(i%2)
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oTab.tBodies[0].rows[i].style.background='';
}
else
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oTab.tBodies[0].rows[i].style.background='#CCC';
}
}
};
</script>
</head>
<body>
<table id="tab1" border="1" width="500">
<thead>
<td>ID</td>
<td>姓名</td>
<td>年龄</td>
</thead>
<tbody>
<tr>
<td>1</td>
<td>Blue</td>
<td>27</td>
</tr>
<tr>
<td>2</td>
<td>张三</td>
<td>23</td>
</tr>
<tr>
<td>3</td>
<td>李四</td>
<td>28</td>
</tr>
<tr>
<td>4</td>
<td>王五</td>
<td>25</td>
</tr>
<tr>
<td>5</td>
<td>张伟</td>
<td>24</td>
</tr>
</tbody>
</table>
</body>
</html>
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