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<title>æ æ é¢ææ¡£</title>
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//å¦æè§å®æ¾ç¤ºè¡å·ï¼è¯·ç¨ä¸é¢ä»£ç
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var showNumber=new Array(middle,middle+1,middle-1);
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$("#table tr:eq("+showNumber[i]+")").show();
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<body>
<table width="800" border="1" id="table">
<tr>
<td>0</td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td>1</td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td>2</td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td>3</td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td>4</td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td>5</td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td>6</td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td>7</td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td>8</td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td>9</td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td>10</td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
</table>
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