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<form name="form1" method="post" action="">
<table border='1' align="center">
<tr onclick='show(event)'>
<td class='special'>1<input type='radio' name='selected' value='111111'></td>
<td>111111</td>
<td>张三</td>
<td>男</td>
</tr>
</table>
</form>
<script type="text/javascript">
function show() {
var tr = event.srcElement.parentNode;
var radios = tr.getElementsByTagName('input');
for (var i = 0; i < radios.length; i++) {
if (radios[i].type == 'radio')
alert(radios[i].value);
}
}
</script>
<form name="form1" method="post" action="">
<table border='1' align="center">
<tr onclick='show()'>
<td class='special'>1<input type='radio' name='selected' value='111111'></td>
<td>111111</td>
<td>张三</td>
<td>男</td>
</tr>
</table>
</form>
function show(event)
{
var objTr=event.srcEelment;
var objInput=objTr.getElementsByTagName('inout');
alert(objInput[0].value);
}