var aantalsponsors = 8; 

var now = new Date()
var sec = now.getSeconds()
var sp = sec % aantalsponsors;
sp +=1;

var sctr=0;
var halt=0;
var isn=new Array();
for (i=0;i<aantalsponsors;i++){
 isn[i]=new Image();
}
isn[0].src="images/leverancier1.jpg";
isn[1].src="images/leverancier2a.jpg";
isn[2].src="images/leverancier2b.jpg";
isn[3].src="images/leverancier2c.jpg";
isn[4].src="images/leverancier3.jpg";
isn[5].src="images/leverancier4.jpg";
isn[6].src="images/leverancier5.jpg";
isn[7].src="images/leverancier6.jpg";


var durl=new Array();
durl[0]="http://www.skantrae.nl/"
durl[1]="http://www.renostairs.nl/"
durl[2]="http://www.renostairs.nl/"
durl[3]="http://www.renostairs.nl/"
durl[4]="http://www.veluxdakraam.nl/";
durl[5]="http://fakro.nl/";
durl[6]="http://www.quick-step.com/europe/nl/nl/default.aspx";
durl[7]="http://www.dewalt.nl/"


function rotateIt(){
 if (halt!=1){
  sctr++;
  if (sctr>aantalsponsors-1){
   sctr=0;
   }
  document.sponsor.src=isn[sctr].src;
  setTimeout("rotateIt()",3000);
  }
 }

function doIt(){
 halt=1;
newWindow=window.open();
newWindow.location.href=durl[sctr];
parent.history.go(0);
 }