var aryImages = new Array();
  //nog te preloaden
  aryImages[0] = "images/mijnstudie_h.gif";
  aryImages[1] = "images/mijnvak_h.gif";
  aryImages[2] = "images/mijnbaan_h.gif";
  aryImages[3] = "images/mijncollegas_h.gif";
  aryImages[4] = "images/home_h.gif";
  aryImages[5] = "images/contact_h.gif";
  aryImages[6] = "images/aob_h.gif";
  aryImages[7] = "images/kop_mijnstudie_h.gif";
  aryImages[8] = "images/kop_mijnvak_h.gif";
  aryImages[9] = "images/kop_mijnbaan_h.gif";
  aryImages[10] = "images/kop_mijncollegas_h.gif";
  aryImages[11] = "images/verstuur_h.gif";
  aryImages[12] = "images/stem_h.gif";
  aryImages[13] = "images/pijl1_h.gif";
  aryImages[14] = "images/pijl2_h.gif";
  aryImages[15] = "images/pijl3_h.gif";
  aryImages[16] = "images/straks_h.gif";
  aryImages[17] = "images/zoek_h.gif";
  aryImages[18] = "images/meervacatures_over.gif";

  //reeds geladen
  aryImages[50] = "images/mijnstudie.gif";
  aryImages[51] = "images/mijnvak.gif";
  aryImages[52] = "images/mijnbaan.gif";
  aryImages[53] = "images/mijncollegas.gif";
  aryImages[54] = "images/home.gif";
  aryImages[55] = "images/contact.gif";
  aryImages[56] = "images/aob.gif";
  aryImages[57] = "images/kop_mijnstudie.gif";
  aryImages[58] = "images/kop_mijnvak.gif";
  aryImages[59] = "images/kop_mijnbaan.gif";
  aryImages[60] = "images/kop_mijncollegas.gif";
  aryImages[61] = "images/verstuur.gif";
  aryImages[62] = "images/stem.gif"; 
  aryImages[63] = "images/pijl1.gif";
  aryImages[64] = "images/pijl2.gif";
  aryImages[65] = "images/pijl3.gif";
  aryImages[66] = "images/straks.gif";
  aryImages[67] = "images/zoek.gif";
  aryImages[68] = "images/meervacatures.gif";

  function preloadImages() {

      for (i=0; i < 19; i++) {
    var preload = new Image();
    preload.src = aryImages[i];

    }

  }



  function swap(imgIndex,name) {

    document[name].src = aryImages[imgIndex];

  }
  
function writeLayer(id,nummer) {
        image = fotos[nummer];
        if (is.dom){

            document.getElementById(id).innerHTML =  '<img  border=\'0\' src=\''+image+'\'/>';

        }

        if(is.ie) {
            
            document.all[id].innerHTML = '<img  border=\'0\' src=\''+image+'\'/>';


        }

}

function terug() {
  if(currentImage>0) {
    currentImage = currentImage - 1;
  }
  else {
   currentImage = lastImage;
 }	
writeLayer('picframe',currentImage);

}

function vooruit() {
  if(currentImage<lastImage) {
    currentImage = currentImage + 1;
  }
  else {
   currentImage = 0;
 }	
writeLayer('picframe',currentImage);

}

function showpic(nummer) {
 currentImage = nummer ;

 writeLayer('picframe',currentImage);
}


//Deze functie onderzoekt wat de desbetreffende browser ondersteunt.
function Is() { 
this.ie = document.all ? 1 : 0
this.ns4 = document.layers ? 1 : 0
this.dom = document.getElementById ? 1 : 0
} 

var is = new Is();

var old = 0;
var current = 0;

function init()
{ 
     if(banners.length>0) {
     	//kleine banners
		if (!document.images) return
		//while (current == old)
		//{
			current = Math.floor(Math.random()*banners.length);
		//}
	
     	old = current;
	document.images['banner1'].src = banners[current];
	setTimeout('init()',speed);
     }
    
}

function init2() {

      //grote banners
      current2 = Math.floor(Math.random()*banners2.length);
      document.images['banner2'].src = banners2[current2];
	
}

function sendPage()
{

	//window.location.href = linx[current];
	window.open(''+linx[current]+'','mywindow','');
}

function sendPage2()
{
	window.location.href = linx2[current2];
	//window.open(''+linx2[current2]+'','mywindow','');
}

 function test(id) {

    if(document.getElementById(id).className=='item_close') {
      document.getElementById(id).className='item_open';
      document.getElementById('dossier_'+id).className='dossiertitel_aan';
    }
    else {

      document.getElementById(id).className='item_close';
      document.getElementById('dossier_'+id).className='dossiertitel';
    }

  }


     function zoek(blad){
        
        if(document.zoeken.zoekveld.value != '')
        {
		if(blad>0){document.zoeken.blad.value = blad;}
		           		document.zoeken.submit();
	  }

        

	}