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<TABLE border=1>
<TR>
<TD>cc</TD>
<TD colSpan="2">bb</TD>
<td>zz</td>
</TR>
<TR>
<TD>dd</TD>
<TD>ee</TD>
<TD>hh</TD>
<td>oo</td>
</TR>
</TABLE>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<style type="text/css">
</style>
</head>
<body>
<TABLE border=1 id="tab">
<TR>
<TD>cc</TD>
<TD colSpan="2">bb</TD>
<td>zz</td>
</TR>
<TR>
<TD>dd</TD>
<TD>ee</TD>
<TD>hh</TD>
<td>oo</td>
</TR>
</TABLE>
<script>
var trs = document.getElementById('tab').getElementsByTagName('tr'),
len = trs.length,row = 0,col = 0;
for(var i = 0; i < len; i++){
var tds = trs[i].getElementsByTagName('td');
for(var j = 0; j < tds.length; j++){
if(tds[j].innerHTML == 'zz'){
row = i;
col = j + 1;
}
}
}
document.write(row,col);
</script>
</body>
</html>
<html>
<head>
</head>
<body>
<TABLE border=1 id="t1">
<TR>
<TD>cc</TD>
<TD colSpan="2">bb</TD>
<td>zz</td>
</TR>
<TR>
<TD>dd</TD>
<TD>ee</TD>
<TD>hh</TD>
<td>oo</td>
</TR>
</TABLE>
<script type="text/javascript">
var tbody=document.getElementById('t1').tBodies[0];
var arr = tbody.rows;
for(var i = 0,len = arr.length;i<len;i++){
for(var j = 0,len_c = arr[i].cells.length;j<len_c;j++){
if(arr[i].cells[j].innerHTML == "zz"){
alert(i);
alert(j);
}
}
}
</script>
</body>
</html>