<iframe width="310" scrolling="no" height="25" frameborder="0" allowtransparency="true"
src="http://i.tianqi.com/index.php?c=code&id=40&icon=1&num=3"></iframe>
天气
<script src="http://pv.sohu.com/cityjson?ie=utf-8"></script>
<script type="text/javascript">
document.write(returnCitySN["cip"]+','+returnCitySN["cname"])
</script>
识别接入IP