var xmlhttp;
var aantalimg = 20;

function img(str)
	{
	document.getElementById('popimg').style.display='block';
	xmlhttp=GetXmlHttpObjectp();
	if (xmlhttp==null)
		{
		alert ("Your browser does not support AJAX!");
		return;
		}
	var url="popimg.php";
	url=url+"?nr="+str+"&sid="+Math.random();
	xmlhttp.onreadystatechange=stateChanged;
	xmlhttp.open("GET",url,true);
	xmlhttp.send(null);
	}

function GetXmlHttpObjectp()
	{
	if (window.XMLHttpRequest)
		{
		// code for IE7+, Firefox, Chrome, Opera, Safari
		return new XMLHttpRequest();
		}
	if (window.ActiveXObject)
		{
		// code for IE6, IE5
		return new ActiveXObject("Microsoft.XMLHTTP");
		}
	return null;
	}

function stateChanged(str)
	{
	if (xmlhttp.readyState==4)
		{
		// document.getElementById('laadvenster').style.display='none';
		document.getElementById("popimg").innerHTML = xmlhttp.responseText;
		}
	else
		{
		// document.getElementById('laadvenster').style.display='block';
		}
	}