function address_select(formtitle, prefix, select) {
	if (select == '') {
		document.getElementById(prefix + 'street').value = '';
		document.getElementById(prefix + 'nr').value = '';
		document.getElementById(prefix + 'addition').value = '';
		document.getElementById(prefix + 'zipcode').value = '';
		document.getElementById(prefix + 'locality').value = '';
//		document.getElementById(prefix + 'country').value = 'NL';
	} else {
		result = address_select_contactServer('/res/getaddress.php', 'id=' + select).split("_|_");

		if (result[0] != 'address') return false;
		
		document.getElementById(prefix + 'street').value = result[1];
		document.getElementById(prefix + 'nr').value = result[2];
		document.getElementById(prefix + 'addition').value = result[3];
		document.getElementById(prefix + 'zipcode').value = result[4];
		document.getElementById(prefix + 'locality').value = result[5];
//		document.getElementById(prefix + 'country').value = result[6];
	}
}

function address_select_contactServer(url, query) {
	try { 
		var requester = new XMLHttpRequest(); 
	} catch (error) { 
		try { 
			var requester = new ActiveXObject("Microsoft.XMLHTTP"); 
		} catch (error) { 
			return false; 
 		} 
	}
	requester.open('POST', url, false);
	requester.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");    
	requester.send(query);
 
	var returnvalue = requester.responseText;

	requester = null;
 
	return returnvalue;
}