var imgs = new Array("logo/prva/1-.jpg");
var t;
var n = 0;
function bgRotator()
{
  document.getElementById("top").style.backgroundImage="url(" + imgs[n] + ")";
  n++;
  
  if (n >= imgs.length) {
    n = 0;
  }
  preload = new Image(); 
  preload.src = imgs[n];
  t = setTimeout("bgRotator()",10000);
}
bgRotator();