JavaScript实现鼠标移入移出背景色切换效果

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<td id="td1" onmousemove="document.getElementById('td1').className='style0';" onmouseout="document.getElementById('td1').className='style1'"><div align="center" class="STYLE2">主页</div></td>
<td><div align="center" class="STYLE2">男</div></td>
<td><div align="center" class="STYLE2">女</div></td>
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