獲取客戶端IP[利用搜狐介面]

<script src="http://pv.sohu.com/cityjson?ie=utf-8"></script>  
<script type="text/javascript">  
document.write(returnCitySN["cip"]+','+returnCitySN["cname"])  
</script>

騰訊IP，轉UTF-8：

<script type="text/javascript" src="http://fw.qq.com/ipaddress" charset="gb2312"></script>
$(document).ready(function() {  
  
    $("#ip").val(IPData[0]);  
    $("#add").val(IPData[2]);  
})