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<table id=test>
<tr>
<td><!--#include file="inc/left.html" --></td>
</tr>
</table>
<script language="javascript">
var subval2 = new Array();
subval2[0] = new Array('1','abc')
subval2[1] = new Array('2','def')
subval2[2] = new Array('3','ghi')
function changeselect2(){
document.myform.s2.length = 0;
document.myform.s2.options[0] = new Option('菜单');
for (i=0;i<subval2.length;i++){
document.myform.s2.options[document.myform.s2.length] = new Option(subval2[i][1],subval2[i][0]);
}
}
</script>
<form name=myform>
<input type="radio" name="city_jb" value="1" onClick="changeselect2();">改变菜单
<select name="s2">
<option value="">菜单</option>
<option value="1">aaa</option>
<option value="2">bbb</option>
<option value="3">ccc</option>
</select>
</form>