// JavaScript Document

var alreadyloaded = 10;
var the_timeout;
var new_top;

function blockbuster() 
	{
		if(alreadyloaded == 10)
		{ 
			the_timeout = setTimeout('moveDiv();',10);
			alreadyloaded = 20;
		}
		if(alreadyloaded == 30)
		{
			  document.getElementById('het_netwerk').style.visibility = 'visible';
			  document.getElementById('feiten_cijfers').style.visibility = 'hidden';
			  document.getElementById('referenties').style.visibility = 'hidden';
			  document.getElementById('contact').style.visibility = 'hidden';
		}
	}


function moveDiv()
{ 
  // get the stylesheet
 

  var the_style = getStyleObject("blocks");
  if (the_style)
  { 
    // get the current coordinate and add 5
    
    var current_top = parseInt(the_style.top);
    var new_top = current_top - 6;

    // set the top property of the DIV, add px at the
    // end unless this is NN4
    
    if (document.layers) 
    { 
      the_style.top = new_top;
    } 
    else 
    { 
      the_style.top = new_top + "px";
    } 
    
    // if we haven't gone to far, call moveDiv() again in a bit
    
    if (new_top > 76)
    { 
      the_timeout = setTimeout('moveDiv();',10);
	}


	if (new_top == 76)
	{
	  document.getElementById('het_netwerk').style.visibility = 'visible';
	  document.getElementById('feiten_cijfers').style.visibility = 'hidden';
	  document.getElementById('referenties').style.visibility = 'hidden';
	  document.getElementById('contact').style.visibility = 'hidden';
	}
	
	setTimeout("alreadyloaded = 30",200);
}
}

function blockbuster2() 
	{
		if(alreadyloaded == 10)
		{ 
			the_timeout = setTimeout('moveDiv2();',10);
			alreadyloaded = 20;
		}
		if(alreadyloaded == 30)
		{
			  document.getElementById('het_netwerk').style.visibility = 'hidden';
			  document.getElementById('feiten_cijfers').style.visibility = 'visible';
			  document.getElementById('referenties').style.visibility = 'hidden';
			  document.getElementById('contact').style.visibility = 'hidden';
		}
	}


function moveDiv2()
{ 
  // get the stylesheet
 

  var the_style = getStyleObject("blocks");
  if (the_style)
  { 
    // get the current coordinate and add 5
    
    var current_top = parseInt(the_style.top);
    var new_top = current_top - 6;

    // set the top property of the DIV, add px at the
    // end unless this is NN4
    
    if (document.layers) 
    { 
      the_style.top = new_top;
    } 
    else 
    { 
      the_style.top = new_top + "px";
    } 
    
    // if we haven't gone to far, call moveDiv() again in a bit
    
    if (new_top > 76)
    { 
      the_timeout = setTimeout('moveDiv2();',10);
	}


	if (new_top == 76)
	{
	  document.getElementById('het_netwerk').style.visibility = 'hidden';
	  document.getElementById('feiten_cijfers').style.visibility = 'visible';
	  document.getElementById('referenties').style.visibility = 'hidden';
	  document.getElementById('contact').style.visibility = 'hidden';
	}
	
	setTimeout("alreadyloaded = 30",200);
}
}


function blockbuster3() 
	{
		if(alreadyloaded == 10)
		{ 
			the_timeout = setTimeout('moveDiv3();',10);
			alreadyloaded = 20;
		}
		if(alreadyloaded == 30)
		{
			  document.getElementById('het_netwerk').style.visibility = 'hidden';
			  document.getElementById('feiten_cijfers').style.visibility = 'hidden';
			  document.getElementById('referenties').style.visibility = 'visible';
			  document.getElementById('contact').style.visibility = 'hidden';
		}
	}


function moveDiv3()
{ 
  // get the stylesheet
 

  var the_style = getStyleObject("blocks");
  if (the_style)
  { 
    // get the current coordinate and add 5
    
    var current_top = parseInt(the_style.top);
    var new_top = current_top - 6;

    // set the top property of the DIV, add px at the
    // end unless this is NN4
    
    if (document.layers) 
    { 
      the_style.top = new_top;
    } 
    else 
    { 
      the_style.top = new_top + "px";
    } 
    
    // if we haven't gone to far, call moveDiv() again in a bit
    
    if (new_top > 76)
    { 
      the_timeout = setTimeout('moveDiv3();',10);
	}


	if (new_top == 76)
	{
	  document.getElementById('het_netwerk').style.visibility = 'hidden';
	  document.getElementById('feiten_cijfers').style.visibility = 'hidden';
	  document.getElementById('referenties').style.visibility = 'visible';
	  document.getElementById('contact').style.visibility = 'hidden';
	}
	
	setTimeout("alreadyloaded = 30",200);
}
}

function blockbuster4() 
	{
		if(alreadyloaded == 10)
		{ 
			the_timeout = setTimeout('moveDiv4();',10);
			alreadyloaded = 20;
		}
		if(alreadyloaded == 30)
		{
			  document.getElementById('het_netwerk').style.visibility = 'hidden';
			  document.getElementById('feiten_cijfers').style.visibility = 'hidden';
			  document.getElementById('referenties').style.visibility = 'hidden';
			  document.getElementById('contact').style.visibility = 'visible';
		}
	}


function moveDiv4()
{ 
  // get the stylesheet
 

  var the_style = getStyleObject("blocks");
  if (the_style)
  { 
    // get the current coordinate and add 5
    
    var current_top = parseInt(the_style.top);
    var new_top = current_top - 6;

    // set the top property of the DIV, add px at the
    // end unless this is NN4
    
    if (document.layers) 
    { 
      the_style.top = new_top;
    } 
    else 
    { 
      the_style.top = new_top + "px";
    } 
    
    // if we haven't gone to far, call moveDiv() again in a bit
    
    if (new_top > 76)
    { 
      the_timeout = setTimeout('moveDiv4();',10);
	}


	if (new_top == 76)
	{
	  document.getElementById('het_netwerk').style.visibility = 'hidden';
	  document.getElementById('feiten_cijfers').style.visibility = 'hidden';
	  document.getElementById('referenties').style.visibility = 'hidden';
	  document.getElementById('contact').style.visibility = 'visible';
	}
	
	setTimeout("alreadyloaded = 30",200);
}
}


function getStyleObject(objectId) {
    // cross-browser function to get an object's style object given its
    if(document.getElementById && document.getElementById(objectId)) {
	// W3C DOM
	return document.getElementById(objectId).style;
    } else if (document.all && document.all(objectId)) {
	// MSIE 4 DOM
	return document.all(objectId).style;
    } else if (document.layers && document.layers[objectId]) {
	// NN 4 DOM.. note: this won't find nested layers
	return document.layers[objectId];
    } else {
	return false;
    }
}


	// aantal pixels - hiermee kun je het blok naar links of rechts verschuiven
	var leftOffsetCorrectie=0; 
	//hierna niets meer aanpassen
	
	var microsoft=0;
	if (navigator.appName.indexOf("Microsoft")!=-1) {
		microsoft=1;}


	function divVisible() {
		divOffsetLeft() //1x initieren
	}


	function divOffsetLeft() {
		var winW=0;
		
		if(microsoft==1)
		{winW = document.body.offsetWidth;}
		
		else{winW = window.innerWidth;}
		
		var restgetal=(winW-812);
		
		if(restgetal>0) {
		
		var sfEls = document.getElementsByTagName("div");
		for (var i=0; i<sfEls.length; i++) 
		
		{
			sfEls[i].style.left=(Math.round(restgetal/2)+leftOffsetCorrectie)+'px';
		}
			
		}			else
						{	
							var sfEls = document.getElementsByTagName("div");
							for (var i=0; i<sfEls.length; i++) 
							
							{
								sfEls[i].style.left='0px';
							}
						}
	}
	
		function Right(str, n){
		if (n <= 0)
		   return "";
		else if (n > String(str).length)
		   return str;
		else {
		   var iLen = String(str).length;
		   return String(str).substring(iLen, iLen - n);
		}
	}