function createRequestObject() {
	var req;
	if(window.XMLHttpRequest) {
		req = new XMLHttpRequest();
	} else if(window.ActiveXObject) {
		req = new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		req = NULL;
		alert('Probleem met het aanmaken van hetXMLHttpRequest object');
	}

	return req;
}
    
var http = createRequestObject();
    
function sendRequestSearch(iets) {
	if (iets == "subinfo" || iets == "subart" || iets == "subcontact") {
		placeMenu = "mySubMenu";
	} else {
		placeMenu = "myMenu";
	}

	var rand_no = Math.ceil(100000000*Math.random());
	http.open('get', 'menu.cgi?sid='+rand_no+'&menu='+iets);
	http.onreadystatechange = handleResponseSearch;
	http.send(null);
}
    
function handleResponseSearch() {
	if(http.readyState == 4 && http.status == 200) {
		if(http.responseText) {
			document.getElementById(placeMenu).innerHTML = http.responseText;
		} else {
			document.getElementById(placeMenu).innerHTML = "   ";
		}
	} else {
		document.getElementById(placeMenu).innerHTML = "   ";
	}
}