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";
}

function verander(nr,tag){
	var foto = document.getElementById('ifoto'+nr).value;
	var mom = document.getElementById('mom').value;
	
	document.getElementById('foto1').innerHTML = "<img src=\""+mom+"afb/website_"+foto+"\" alt=\"Bouwbedrijf Fennema\" class=\"foto_groot\" />";
	
	var foto1 = document.getElementById('ifoto1').value;
	
	document.getElementById('foto'+nr).innerHTML = "<img src=\""+mom+"afb/klein_"+foto1+"\" alt=\"Bouwbedrijf Fennema\" class=\""+tag+"\" />";
	
	document.getElementById('ifoto'+nr).value = foto1;
	document.getElementById('ifoto1').value = foto;
}


function vergroot(){
	setTimeout("sm('box',220,50)",10);
	var mom = document.getElementById('mom').value;
	document.getElementById("box").innerHTML = "<div class=\"laden\"><img src=\""+mom+"img/laden.gif\" alt=\"een moment geduld aub\" /></div>";
	
	var foto = document.getElementById('ifoto1').value;
	
	http = createRequestObject();
	http.onreadystatechange = getFotos;

	http.open(meth,mom+"includes/modalfoto.php?foto="+foto,true);
	http.setRequestHeader('Content-Type','text/plain');
	http.send(null);
}

function getFotos(){
	 if(http.readyState == 4) { 
		if(http.status  == 200) {
			setTimeout("sm('box',800,629)",100);
			document.getElementById("box").innerHTML = http.responseText;
		}
	}
}

function sluiten(){
	setTimeout("hm('box')",10);
}