织梦在自定义表单中获取提交者的IP地址信息

<input type="hidden" name="uip" id="uip" value="">
<script type="text/javascript" src="http://pv.sohu.com/cityjson/getip.aspx" charset="utf-8"></script>
<script type="text/javascript">
var ip=returnCitySN.cip+"-"+returnCitySN.cname;
document.getElementById("uip").value=ip;
</script>