不是的啊,都一样的。他提示value值有错误。可能是这段代码有问题,这是单选按钮组:
<tr>
<td height="46"><span class="STYLE4">证件类别</span></td>
<td>
<p>
<label>
<input type="radio" name="cardType" value="1" />
<span class="STYLE4"> 身份证</span></label>
<input type="radio" name="cardType" value="0" />
<span class="STYLE4"> 学生证 </span><br />
<label></label>
<br />
</p>
</td>
</tr>
<tr>
<td height="46"><span class="STYLE4">证件类别</span></td>
<td>
<p>
<label>
<input type="radio" name="cardType" value="1" />
<span class="STYLE4"> 身份证</span></label>
<input type="radio" name="cardType" value="0" />
<span class="STYLE4"> 学生证 </span><br />
<label></label>
<br />
</p>
</td>
</tr>
<INPUT type=radio name="radio" CHECKED>1-10 years old
<INPUT type=radio name="radio">11 years old
<INPUT type=radio name="radio">12-120 years old<SCRIPT>
function detect()
{
if (radio[0].checked)
alert("You're between 1 and 10 years old.")
else if (radio[1].checked)
alert("You're 11 years old.")
else
alert("You're between 12 and 120 years old.")
}
</SCRIPT>
这里好像 也有点问题哈