How to make function to get visitor ip? I try fixed using related post below Tracking visitor IP/Clicks in PHP How to get client's IP address using javascript only? but cannot fixed yet..
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Sample Tracking Visitor</title>
<script type="text/javascript">
 function tracking_vistors(cid,url,curl,camp,type) {
    var user_agent = getuseragent();
    var ip = myIP(); // how to make this function track visitor ip 
    var publisher = "2000000001";
    var data = "cid="+cid+"&curl="+curl+"&camp="+camp+"&type="+type+"&url="+url+"&ip="+ip+"&user_agent="+user_agent+"&publisher="+publisher;
    $.ajax({
      type: 'POST',
      url: 'widget/clicktracker.php',
      data: data
    });
 }
</script>
</head>
<body>
</body>
</html> 
     
    