js 导出excels

<script>
function method1(tableid) {//整个表格拷贝到EXCEL中
var curTbl = document.getElementById(tableid);
var oXL = new ActiveXObject("Excel.Application");
//创建AX对象excel
var oWB = oXL.Workbooks.Add();
//获取workbook对象
var oSheet = oWB.ActiveSheet;
//激活当前sheet
var sel = document.body.createTextRange();
sel.moveToElementText(curTbl);
//把表格中的内容移到TextRange中
sel.select();
//全选TextRange中内容
sel.execCommand("Copy");
//复制TextRange中内容
oSheet.Paste();
//粘贴到活动的EXCEL中
oXL.Visible = true;
//设置excel可见属性
}
function method2(tableid) //读取表格中每个单元到EXCEL中
{
var curTbl = document.getElementById(tableid);
var oXL = new ActiveXObject("Excel.Application");
//创建AX对象excel
var oWB = oXL.Workbooks.Add();
//获取workbook对象
var oSheet = oWB.ActiveSheet;
//激活当前sheet
var Lenr = curTbl.rows.length;
//取得表格行数
for (i = 0; i < Lenr; i++)
{
var Lenc = curTbl.rows(i).cells.length;
//取得每行的列数
for (j = 0; j < Lenc; j++)
{
oSheet.Cells(i + 1, j + 1).value = curTbl.rows(i).cells(j).innerText;
//赋值
}
}
oXL.Visible = true;
//设置excel可见属性
}
</script>
<input type="button" onclick="javascript:method1('TableExcel');" value="第一种方法导入到EXCEL">
<input type="button" onclick="javascript:method2('TableExcel');" value="第二种方法导入到EXCEL">

<table id="TableExcel" border=1 >
<tr>
<td COLSPAN ='2'>aaa</td><td ROWSPAN=2 >aaabbb</td><td>aaaccccc</td>
</tr>
<tr>
<td>aaa</td><td>aaaccccc</td><td>aaaddccccc</td>
</tr>
</table>