<!-- algemeen -->
function close_window() {
    window.close();
}
function print_window() {
    window.print();
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //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 MM_findObj(n, d) { //v4.01
  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=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'block':(v=='hide')?'none':v; }
    obj.display=v; }
}
function doLite(x,b) { 
	if (document.getElementsByTagName) {
		if ( b == 0 )  { setLite(x.parentNode, 'Zijmenu3') }
		else { setLite(x.parentNode, 'Zijmenu3sel') }
	}
	else {
		this.style.backgroundColor = (b == 0) ? '#FFE9DB' : '#FF874B';
	}	
}
function doLite2(x,b) { 
	if (document.getElementsByTagName) {
		if ( b == 0 )  { setLite2(x.parentNode, 'Zijmenu4') }
		else { setLite(x.parentNode, 'Zijmenu4sel') }
	}
	else {
		this.style.backgroundColor = (b == 0) ? '#FFC8A4' : '#FF874B';
	}	
}
function menu3_on()
	{
	
	}
function menu3_off()
	{
	
	}	
function setLite(x, style) {
	for (i=0;i<x.getElementsByTagName("td").length;i++) {
		x.getElementsByTagName("td")[i].className=style;
	}
}
function setLite2(x, style) {
	for (i=0;i<x.getElementsByTagName("td").length;i++) {
		x.getElementsByTagName("td")[i].className=style;
	}
}
var ts_to;
function taalSwitchOff(x) {
	if (x) {
		ts_to = setTimeout('taalSwitchOff(false)',1000);
	}
	else {
		if (document.getElementById) {
			document.getElementById('taalSwitch').style.visibility='hidden';
			document.getElementById('taalSwitch').style.display='none';
		}
		else 
			if (document.all) {
				document.all.taalSwitch.style.visibility='hidden';
				document.all.taalSwitch.style.display='none';
			}
			else {
				document.taalSwitch.style.visibility='hidden';
				document.taalSwitch.style.display='none';
			}
	}
}
function taalSwitchOn() {
	if (ts_to) {
		clearTimeout(ts_to);
	}	
	if (document.getElementById) {
		document.getElementById('taalSwitch').style.visibility='visible';
		document.getElementById('taalSwitch').style.display='block';
	}
	else 
		if (document.all) {
			document.all.taalSwitch.style.visibility='visible';
			document.all.taalSwitch.style.display='block';
		}
		else {
			document.taalSwitch.style.visibility='visible';
			document.taalSwitch.style.display='block';
		}
}
/* -|-|-|- DROPDOWNMENU  -|-|-|- */
TfeMenu = function(){
	this.timer = null;
	this.activeMenu;
	this.activeDropdown;
}

TfeMenu.prototype.OpenMenu = function(menu, dropdownId, offsetX, offsetY, width){
	this.StopTimer();
	this.HideDropdown();

	this.activeMenu = menu;
	this.activeDropdown = this.FindDropdown(dropdownId);

	offsetX += this.getOffsetX(menu);
	offsetY += this.getOffsetY(menu);
	this.ShowDropdown(offsetX, offsetY, width);
}

TfeMenu.prototype.FindDropdown = function(dropdownId){
	return document.getElementById(dropdownId);
}

TfeMenu.prototype.ShowDropdown = function(offsetX, offsetY, width){
	if(this.activeDropdown != null){
		this.activeDropdown.style.top = offsetY + this.activeMenu.offsetHeight + 'px';
		this.activeDropdown.style.left = offsetX + 'px';
		this.activeDropdown.style.display = 'block';
		if (width != null)
			this.activeDropdown.style.width = width + 'px';
	}
}

TfeMenu.prototype.HideDropdown = function(){
	if(this.activeDropdown != null){
		this.activeDropdown.style.display = 'none';
	}
}

TfeMenu.prototype.StartTimer = function(){
	this.timer = setTimeout('hideDropdown()',500);
}

TfeMenu.prototype.StopTimer = function(){
	if(this.timer != null){
		clearTimeout(this.timer);
	}
}

TfeMenu.prototype.getOffsetX = function(node){
	var offsetX = this.activeMenu.offsetLeft;
	var parentOffsetNode = node.offsetParent;
	while(parentOffsetNode != null){
		if(parentOffsetNode.offsetLeft != null){
			offsetX += parentOffsetNode.offsetLeft;
		}
		parentOffsetNode = parentOffsetNode.offsetParent
	}
	
	return offsetX;
}

TfeMenu.prototype.getOffsetY = function(node){
	var offsetY = this.activeMenu.offsetTop;
	
	var parentOffsetNode = node.offsetParent;
	while(parentOffsetNode != null){
		if(parentOffsetNode.offsetTop != null){
			offsetY += parentOffsetNode.offsetTop;
		}
		parentOffsetNode = parentOffsetNode.offsetParent
	}
	
	return offsetY;
}

var oTfeMenu = new TfeMenu();

function openMenu(menu, dropdownId, offsetX, offsetY, width){
	oTfeMenu.OpenMenu(menu, dropdownId, offsetX, offsetY, width);
}

function startTimer(){
	oTfeMenu.StartTimer();
}

function stopTimer(){
	oTfeMenu.StopTimer();
}

function hideDropdown(){
   oTfeMenu.HideDropdown();
}