将asp的表格中的数据导出到Excel

<script language="javascript"> 
function exportExcel(atblData)
{ 
 if (typeof(EXPORT_OBJECT)!="object")
   { 
     document.body.insertAdjacentHTML("afterBegin","<OBJECT style='display:none' classid=clsid:0002E510-0000-0000-C000-000000000046 id=EXPORT_OBJECT></Object>"); 
   } 
 with (EXPORT_OBJECT){ 
          DataType = "HTMLData"; 
          HTMLData =atblData.outerHTML; 
        try{ 
            ActiveSheet.Export("C:\\ExportFile.xls",0); 
            alert('导出EXCEL文档完毕'); 
          } 
        catch (e)
  { 
               alert('导出Excel表失败，请确定已安装Excel2000(或更高版本),并且没打开同名xls文件'); 
  } 
            } 
 } 
</script>
<center><input type="button" value="导出以上数据为Excel文档" onclick="exportExcel(tblData)" ID="Button1"
        NAME="Button1"></center>
<table width="800" border="1" ID="tblData">
    <tr align="center">
        <td colspan="3">测试</td>
    </tr>
    <tr>
        <td align="center">AAAAAA</td>
        <td align="center">BBBBBBB</td>
        <td align="center">CCCCCCC</td>
    </tr>
    <tr>
        <td align="center">1000</td>
        <td align="center">500</td>
        <td align="center">500</td>
    </tr>
</table>