鼠标经过时，改变表格行、列的颜色
? <tr onMouseOver="this.style.background='#0066FF'"
????? onMouseOut="this.style.background=''">
??? <td>A</td><td>B</td></tr>
? <tr onMouseOver="this.style.background='#0066FF'"
????? onMouseOut="this.style.background=''">
??? <td>C</td><td>D</td></tr>
? <tr onMouseOver="this.style.background='#0066FF'"
? ?? onMouseOut="this.style.background=''">
??? <td>E</td><td>F</td></tr>
</table>
</body>
</html>
?
