var images = new Array(
  "images/sponsoren/start01.jpg",
  "images/sponsoren/start02.jpg",
  "images/sponsoren/start03.jpg",
  "images/sponsoren/start04.jpg",
  "images/sponsoren/start05.jpg",
  "images/sponsoren/start06.jpg",
  "images/sponsoren/start07.jpg",
  "images/sponsoren/start08.jpg"
);
 

function slideshow() {
	i = Math.round(Math.random()*(images.length-1));
	if(images[i]!="undefined"){
		document.getElementById("startbild").src = images[i];
	}
}

function init()
{
  slideshow();
  window.setInterval("slideshow()",9000);
}

window.onload = init;