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) { //v4.0
  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_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_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);

window.onerror = null;
var topMargin = 130;
var slideTime = 500;
var ns6 = (!document.all && document.getElementById);
var ie4 = (document.all);
var ns4 = (document.layers);

function layerObject(id,left) 
{
	if (ns6) 
	{
		this.obj = document.getElementById(id).style;
		this.obj.left = left;
		return this.obj;
	}
	else if(ie4) 
	{
		this.obj = document.all[id].style;
		this.obj.left = left;
		return this.obj;
	}
	else if(ns4) 
	{
		this.obj = document.layers[id];
		this.obj.left = left;
		return this.obj;
   }
}

function layerSetup() 
{
//	floatLyr = new layerObject('navigationTable', pageWidth * .01);
	window.setInterval("main()", 10)
}

function floatObject() 
{
	if (ns4 || ns6) 
	{
		findHt = window.innerHeight;
	} 
	else if(ie4) 
	{
		findHt = document.body.clientHeight;
  }
} 

function main() 
{
	if (ns4) 
	{
		this.currentY = document.layers["navigationTable"].top;
		this.scrollTop = window.pageYOffset;
		mainTrigger();
	}
	else if(ns6) 
	{
		this.currentY = parseInt(document.getElementById('navigationTable').style.top);
		this.scrollTop = scrollY;
		mainTrigger();
	} 
	else if(ie4) 
	{
		this.currentY = navigationTable.style.pixelTop;
		this.scrollTop = document.body.scrollTop;
		mainTrigger();
  }
}

function mainTrigger() 
{
	var newTargetY = this.scrollTop + this.topMargin;
	if ( this.currentY != newTargetY ) 
	{
		if ( newTargetY != this.targetY ) 
		{
			this.targetY = newTargetY;
			floatStart();
		}
		animator();
  }
}

function floatStart() 
{
	var now = new Date();
	this.A = this.targetY - this.currentY;
	this.B = Math.PI / ( 2 * this.slideTime );
	this.C = now.getTime();
	if (Math.abs(this.A) > this.findHt) 
	{
		this.D = this.A > 0 ? this.targetY - this.findHt : this.targetY + this.findHt;
		this.A = this.A > 0 ? this.findHt : -this.findHt;
	}
	else 
	{
		this.D = this.currentY;
  }
}

function animator() 
{
	var now = new Date();
	var newY = this.A * Math.sin( this.B * ( now.getTime() - this.C ) ) + this.D;
	newY = Math.round(newY);
	if (( this.A > 0 && newY > this.currentY ) || ( this.A < 0 && newY < this.currentY )) 
	{
		if ( ie4 )document.all.navigationTable.style.pixelTop = newY;
		if ( ns4 )document.layers["navigationTable"].top = newY;
		if ( ns6 )document.getElementById('navigationTable').style.top = newY + "px";
  }
}

function start() 
{
	if(ns6||ns4) 
	{
		pageWidth = innerWidth;
		pageHeight = innerHeight;
		layerSetup();
		floatObject();
	}
	else if(ie4) 
	{
		pageWidth = document.body.clientWidth;
		pageHeight = document.body.clientHeight;
		layerSetup();
		floatObject();
  }
}


var statusString;
var	statusStringDefault = "Welkom bij Van Nirvana Gedenktekens.";
var statusIntervalID;

function navigateOnclick(object)
{
  window.location.href = object.innerHTML.split('href="')[1].split('"')[0];
}

function navigationMouseover(object)
{
	object.style.cursor = "pointer";
	object.style.backgroundColor = "#FFFFFF";
	
	statusString = object.innerHTML.split('>')[1].split('<')[0];
	window.status = statusString;
}

function navigationMouseout(object)
{
	object.style.backgroundColor = "#ccdeee";
	window.status = statusStringDefault;
}

function navigatieSelectedMouseover(object)
{
	object.style.cursor = "pointer";
	
	statusString = object.innerHTML.split('>')[1].split('<')[0];
	window.status = statusString;
}

function navigatieSelectedMouseout(object)
{
	window.status = statusStringDefault;
}

function navigatieSubMouseover(object)
{
	object.style.cursor = "pointer";
	object.style.backgroundColor = "#00FF99";
	
	statusString = object.innerHTML.split('>')[1].split('<')[0];
	window.status = statusString;
}

function navigatieSubMouseout(object)
{
	object.style.backgroundColor = "#caffe4";
	window.status = statusStringDefault;
}

function init()
{
	start();
	window.status = statusStringDefault;
  MM_preloadImages('a.jpg');
}

function statusbardisplay()
{
	window.status = statusString;
	window.clearInterval(statusIntervalID);
}

function linkMouseover()
{
	statusIntervalID = window.setInterval("statusbardisplay()", 10);
}

function setStatusbar(value)
{
	statusString = value;
	linkMouseover();
}

function resetStatusbar()
{
	window.status = statusStringDefault;
}