// navigatie
	function selOn(ctrl) {
	ctrl.style.backgroundColor = '#FFFFFF';
	}
	function selOff(ctrl) {
	ctrl.style.backgroundColor = '#FFFF99';
	}
	function gotoLink(url) {
	parent.location.href = url;
	}

// popup
	function openWindow(URL,winname,features) {
	window.open(URL,winname,features);
	}