javascript取得IP地址与主机名的方法

以下代码，可显示访客的IP地址与主机名。

代码：

<script language="javascript">
//获取IP地址与主机名
//by www.jb200.com
VIH_BackColor = "palegreen";
VIH_ForeColor = "navy";
VIH_FontPix = "16";
VIH_DisplayFormat = "You are visiting from:<br>IP Address: %%IP%%<br>Host: %%HOST%%";
VIH_DisplayOnPage = "yes";
</script>
<script language="JavaScript" src="http://scripts.hashemian.com/js/visitorIPHOST.js.php"></script>

演示示例：