// JavaScript Document
var xmlHttp

function subregio(regio)
{ 
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 } 
	var url="beheer/subregio.php?"
	url	=	url+"regio="+regio
	console.log(url);
	xmlHttp.onreadystatechange=function() 
	{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	 { 
		document.getElementById("subregio").innerHTML=xmlHttp.responseText 
	 } 
	}
	xmlHttp.open("GET",url,true)
	xmlHttp.send(null)
}




function GetXmlHttpObject()
{
var xmlHttp=null;
try
 {
 // Firefox, Opera 8.0+, Safari
 xmlHttp=new XMLHttpRequest();
 }
catch (e)
 {
 //Internet Explorer
 try
  {
  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
  }
 catch (e)
  {
  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
 }
return xmlHttp;
}