var timeID;

//Default browsercheck
function checkBrowser(){
	this.ver=navigator.appVersion
	this.dom=document.getElementById?1:0
	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom)?1:0;
	this.ie4=(document.all && !this.dom)?1:0;
	this.ns5=(this.dom && parseInt(this.ver) >= 5) ?1:0;
	this.ns4=(document.layers && !this.dom)?1:0;
	//added
	this.ie4mac=this.ie4 && navigator.userAgent.indexOf("Mac")>-1
	this.ie5mac=this.ie5 && navigator.userAgent.indexOf("Mac")>-1
	this.ie55=(this.ver.indexOf("MSIE 5.5")>-1 && this.dom)?1:0; 
	this.bw=(this.ie5 || this.ie4 || this.ns4 || this.ns5 || this.ie5mac)
	return this
}
bw=new checkBrowser()

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_findObj(n, d) { //v4.0
  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=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}
	
function MM_showHideLayers() { //v3.0
  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')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}
	
function showHideLayers(subMenu,menuMax,img){
	var x = getRealLeft(img);
	var y = getRealTop(img);
	
	obj=MM_findObj("Layer" + subMenu).style.left = x + 150;
	obj=MM_findObj("Layer" + subMenu).style.top = y;

	for(i=1;i<=menuMax;i++){
		if(i == subMenu){
			MM_showHideLayers(("Layer" + i),'','show');
		}else{
			MM_showHideLayers(("Layer" + i),'','hide');
		}
	}
}

function showLayer(layer){
	if(layer != 'cancel'){
		timeID = setTimeout("MM_showHideLayers('" + layer + "','','show')",500);
	}else{
		clearTimeout(timeID);
	}
}
	
function hideLayer(layer){
	if(layer != 'cancel'){
		timeID = setTimeout("MM_showHideLayers('" + layer + "','','hide')",500);
	}else{
		clearTimeout(timeID);
	}
}

function showLayer2(layer){
	if(layer != 'cancel'){
		timeID = setTimeout("MM_showHideLayers('" + layer + "','','show')",0);
	}else{
		clearTimeout(timeID);
	}
}
	
function hideLayer2(layer){
	if(layer != 'cancel'){
		timeID = setTimeout("MM_showHideLayers('" + layer + "','','hide')",0);
	}else{
		clearTimeout(timeID);
	}
}
	
	function openWindow(pagina, x, y, name) {
		window.open(pagina,name,"width="+x+",height="+y+",toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no");
	}						
	
	function toggle (c) 
	{
			if (c.style.display == "none" || c.style.display == "") {
				c.style.display = "block";
			}
			else {
				c.style.display = "none";
			}	
	}

	var isMac    = (navigator.appVersion.indexOf("Macintosh")>=0) ? 1 : 0;		
	function printit(){  
		if (isMac) {
				confirm('Klik op de Print button in de menubalk om deze pagina uit te printen.');
		}
		else {
				window.print();
		}
	}	
	
	function lib_doc_size(){ 
		this.x=0;this.x2=(bw.ie4 || bw.ie5) && document.body.offsetWidth-20||innerWidth||0;
		this.y=0;this.y2=(bw.ie4 || bw.ie5) && document.body.offsetHeight-5||innerHeight||0;
		return this;
	}	
	
	function goTo(formNr)
	{
		thisTab = document.getElementById("form"+formNr);
		if (thisTab)
		{
			activeTab = document.getElementById("hiActiveTab");
			var hideTab = 1;
			if (activeTab.value != formNr)
				hideTab = activeTab.value
				
			document.getElementById("form"+hideTab).style.visibility = "hidden";
			thisTab.style.visibility = "visible";
			document.getElementById("hiActiveTab").value = formNr;
		}
	}	
	
	function getRealLeft(el) {
		if (arguments.length==0) el = this;
		xPos = el.offsetLeft;
		tempEl = el.offsetParent;
		while (tempEl != null) {
			xPos += tempEl.offsetLeft;
			tempEl = tempEl.offsetParent;
		}
		return xPos;
	}

	function getRealTop(el) {
		if (arguments.length==0) el = this;
		yPos = el.offsetTop;
		tempEl = el.offsetParent;
		while (tempEl != null) {
			yPos += tempEl.offsetTop;
			tempEl = tempEl.offsetParent;
		}
		return yPos;
	}