<script type="text/javascript" src="/js/area.js"></script>
<select class="put w100" id="s_provce" name="s_provce">
<option value="省份">省份</option>
</select>
<select class="put w100" id="s_city" name="s_city">
<option value="城市">城市</option>
</select>
<select class="put w100" id="s_county" name="s_county">
<option value="地区">地区</option>
</select>
<script type="text/javascript">_it_area();</script>