<tr>
<th>是否映射：</th>
<td>
<input type="radio" name="sfys" class="radio" id="yes"
value="1"/><label for="yes">是</label>
<input type="radio" name="sfys" class="radio" id="no"
value="0"/><label for="no">否</label>
</td>
</tr>

$(function () {
var sfys = "<#if os??&&os.sfys??>${os.sfys}</#if>";
if (sfys == '1') {
$("#yes").attr('checked', 'checked');
} else {
$("#no").attr('checked', 'checked');
}
});