// Bram DK - menu

function changeMenu(menuid,id) {
//	alert("id: "+id);
//	alert(document.getElementById(id).style.visibility);
//	var h = document.getElementById(id).style.height;
//	alert("height: "+h);
	var spans = document.getElementById(menuid).getElementsByTagName("span");
	for (var i=0; i<spans.length; i++) {
		if ((spans[i].id != id) && (spans[i].className=="sublinks")) spans[i].style.display = "none";
	}
	var submenudiv = document.getElementById(id);
	var disp = submenudiv.style.display;
	if (disp == "block") submenudiv.style.display = "none";
	else submenudiv.style.display = "block";
}