function createXMLHttpRequest() {
    if (window.ActiveXObject) {
        xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
    } 
    else if (window.XMLHttpRequest) {
        xmlHttp = new XMLHttpRequest();
    }
}
	
	
function handleStateChange() {
    if(xmlHttp.readyState == 4) {  
        if(xmlHttp.status == 200) {
            parseResults();
        }
    }
}


function parseResults() {
wijzigTekst(xmlHttp.responseText);
//alert(xmlHttp.responseText);
}

function wijzigTekst(inhoud) {document.getElementById('Correspondents').innerHTML = inhoud; } 

function addAppointment(){
    var url = "/correspondents/verwerk.php";
    var query = "request=countrylist";
	createXMLHttpRequest();

	

    xmlHttp.open("POST", url, true);
    xmlHttp.onreadystatechange = handleStateChange;
    xmlHttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");    
    xmlHttp.send(query);


}


function getInfo(request){
    var url = "/correspondents/verwerk.php";
	//alert(request);
	createXMLHttpRequest();

	

    xmlHttp.open("POST", url, true);
    xmlHttp.onreadystatechange = handleStateChange;
    xmlHttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");    
    xmlHttp.send(request);


}

	function show_div(idvalue){
		var divs=document.getElementsByTagName("div");
		var numDivs=divs.length;
		for(i=0;i<numDivs;i++) {
			var re = new RegExp('\\b'+'letter.*', 'i');
          if (divs[i].id.search(re) != -1) { divs[i].style.display = "none";}
		}
		document.getElementById(idvalue).style.display = "block";
		return false;
	}
	
addAppointment();