我能怎么办·····审核！

<tr class="bx">
<td colspan="6" align="center" valign="middle" bgcolor="#CCCCCC"><table width="100%" border="0">
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<td width="13%" height="24"><div align="right"><span class="STYLE8">时间</span></div></td>
<td width="29%">
<input name="time" type="text" class="sj" id="time" readonly/>
<script type="text/javascript">getTime();</script>
   </td><td width="58%"><div align="left"><span class="STYLE8">科学计算器</span></div></td>
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</table></td>
</tr>
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<td colspan="6">
  
  <div align="left">
<input name="textarea" type="text" id="textarea" value="0" readonly/>
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<td height="30" colspan="6"><table width="100%" border="0" cellspacing="0" bordercolor="#CC99FF">
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<td width="14%" height="28" align="center"><div align="left">
  <input name="textarea2" type="text" class="button" id="textarea2" value="" size="1.0" readonly/>
</div></td>
<td width="37%" align="center" valign="middle"><input name="button" type="button" class="button2" id="button" value="backspace" onClick=" backspacekey();"/></td>
<td width="27%" align="center"><label>