function xhtmlReq(f_sUrl) {
	var oXMLHTTP

	if (window.XMLHttpRequest) {
		oXMLHTTP = new XMLHttpRequest()
		oXMLHTTP.open("GET", f_sUrl, false)
		try {
			oXMLHTTP.send(null)
			return oXMLHTTP.responseText
		} catch(e) {
			alert('mislukt: ' + e)
		}
	} else if (window.ActiveXObject) {
		oXMLHTTP = new ActiveXObject("Microsoft.XMLHTTP")
		if (oXMLHTTP) {
			oXMLHTTP.open("GET", f_sUrl, false)
			try  {
				oXMLHTTP.send()
				return oXMLHTTP.responseText
			} catch (e) {
				alert('mislukt: ' + e)
			}
		}
	}
}

function readCookie(name) {
	var nameEQ = name + "="
	var ca = document.cookie.split(';')

	for(var i=0;i < ca.length;i++) {
		var c = ca[i]

		while (c.charAt(0)==' ')
		    c = c.substring(1,c.length)

		if (c.indexOf(nameEQ) == 0)
		    return c.substring(nameEQ.length,c.length)
	}

	return null
}

function sluiten() {
    document.getElementById('popup').style.display = 'none'
    document.cookie = "popup=false"
}

function init(f_strMode) {
    if (readCookie('popup') != 'false' || f_strMode == 'PREVIEW') {
        document.getElementById('popup').innerHTML = document.getElementById('popup').innerHTML + '<br /><a href="#" onclick="sluiten()">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sluit venster</a>'
        document.getElementById('popup').style.display = 'block'
        setTimeout("sluiten()", (20 * 1000))
    }
}