//AJAX code
function createRequestObject() {
	var ro;
	var browser = navigator.appName;
	if(browser == "Microsoft Internet Explorer"){
		ro = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else{
		ro = new XMLHttpRequest();
	}
	return ro;
}

var browser = navigator.appName;
var http = createRequestObject();

if(browser == "Microsoft Internet Explorer"){
	var meth = "POST";
}
else{
	var meth = "GET";
}


//****************************functies bij fotopresentatie*******************************************************************
function openFoto(gallery,foto){
	var mom = document.getElementById('mom').value;//var mom is variabele
	http = createRequestObject();
	http.onreadystatechange = getKaart;
	
	http.open(meth,mom+"includes/presentatie.php?foto="+foto+"&gallery="+gallery,true);
	http.setRequestHeader('Content-Type','text/plain');
	http.send(null);
}

function sluiten()
{
document.getElementById('box').style.visibility = 'hidden';
}

//geeft andere foto door mouseover thumbs
function andereFotow(foto){
	var mom = document.getElementById('mom').value;
	document.getElementById('fotow').src = mom+"afbeeldingen/groot"+foto;
}


function getKaart(){
	 if(http.readyState == 4) { 
		if(http.status  == 200) {
			document.getElementById("box").innerHTML = http.responseText;
			document.getElementById("box").style.visibility = 'visible';
		}
	}
}
//**************************** einde functies bij fotopresentatie*******************************************************************