if(document.all && !document.getElementById) {
    document.getElementById = function(id) {
         return document.all[id];
    }
}

function showMenu(ding){
  stopHide = true;
	document.getElementById('MenuItem1').style.visibility = "hidden";
	document.getElementById('MenuItem2').style.visibility = "hidden";
	document.getElementById('MenuItem3').style.visibility = "hidden";
	document.getElementById('MenuItem4').style.visibility = "hidden";
	document.getElementById('mainMenuItem1').style.backgroundColor = "#333399";
	document.getElementById('mainMenuItem2').style.backgroundColor = "#333399";
	document.getElementById('mainMenuItem3').style.backgroundColor = "#333399";
	document.getElementById('mainMenuItem4').style.backgroundColor = "#333399";
	document.getElementById(ding).style.visibility = "visible";
}

function hideMenu() {
	if (!stopHide) {
		document.getElementById('MenuItem1').style.visibility = "hidden";
		document.getElementById('MenuItem2').style.visibility = "hidden";
		document.getElementById('MenuItem3').style.visibility = "hidden";
		document.getElementById('MenuItem4').style.visibility = "hidden";
		document.getElementById('mainMenuItem1').style.backgroundColor = "#333399";
		document.getElementById('mainMenuItem2').style.backgroundColor = "#333399";
		document.getElementById('mainMenuItem3').style.backgroundColor = "#333399";
		document.getElementById('mainMenuItem4').style.backgroundColor = "#333399";
	}
}

function Actief(ding) {
	ding.style.backgroundColor = "#6464CC";
}

function InActief(ding) {
	ding.style.backgroundColor = "#333399";	
}

var stopHide = true;
var visibleMenu;
var timer;

function startHide(ding) {
   stopHide = false;
   timer = setTimeout(hideMenu, 1000);
}

function beeindigHide() {
   clearTimeout(timer);
   stopHide = true;
}

function window.onbeforeprint()
{
	document.getElementById('MenuItem1').style.visibility = "hidden";
	document.getElementById('MenuItem2').style.visibility = "hidden";
	document.getElementById('MenuItem3').style.visibility = "hidden";
	document.getElementById('MenuItem4').style.visibility = "hidden";
}

function OptionLinks(form){
var URL = document.SelectLinks.Keuzes.options[document.SelectLinks.Keuzes.selectedIndex].value;
window.location.href = URL;
}

var State = true;
var ctrlState = true;

function PlayPause() {

	if (State){
		pausebut.src = "images/play-u.jpg";
		mediaplayer.pause();
		State = false;
	} else {
		pausebut.src = "images/pause-u.jpg";
		mediaplayer.AutoRewind="false"
		mediaplayer.play();
		State = true;
	}
}

function Controls() {
	
  	if (ctrlState){
  	controls.src = "images/hide-u.jpg";
		mediaplayer.ShowControls = "true"; 
		mediaplayer.ShowAudioControls="true"
		mediaplayer.ShowPositionControls="false"
		mediaplayer.ShowCaptioning="false"
    mediaplayer.ShowDisplay="false"
   	mediaplayer.ShowStatusBar="false"
   	mediaplayer.AutoRewind="false"
		mediaplayer.play();
		ctrlState = false;
	} else {
		controls.src = "images/show-u.jpg";
		mediaplayer.ShowControls = "false";
		mediaplayer.AutoRewind="false"
		mediaplayer.play();
		ctrlState = true;
	}
}

function ButRestore() { //v3.0
	var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function ButImage() { //v3.0
	var i,j=0,x,a=ButImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
	 if ((x=findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function findObj(n, d) { //v3.0
	var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
	d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=findObj(n,d.layers[i].document); return x;
}