function skriv(banner){
  document.write(banner)
}

banner = new Array();
bannerImg = new Array();
bannerUrl = new Array();

bannerImg[0] = "../banner/byens-autolak.gif";
bannerUrl[0] = "http://www.byensautolak.dk";

bannerImg[1] = "../banner/castrol.gif";
bannerUrl[1] = "http://www.castrol.dk";

bannerImg[2] = "../banner/bridgestone.gif";
bannerUrl[2] = "http://www.bridgestone.com";

bannerImg[3] = "../banner/psp-logo.gif";
bannerUrl[3] = "http://www.psp-info.dk";


bannerImg[4] = "../banner/mazda-logo.gif";
bannerUrl[4] = "http://www.mazda.cz/html/d_plzen.html";


bannerImg[5] = "../banner/rallyinfo.gif";
bannerUrl[5] = "http://www.rallyinfo.dk/";

bannerImg[6] = "../banner/roulunds.gif";
bannerUrl[6] = "http://www.roulunds.dk";

bannerImg[7] = "../banner/scandlogo.gif";
bannerUrl[7] = "http://www.scandlines.dk/";

bannerImg[8] = "../banner/vh-logo-2.gif";
bannerUrl[8] = "http://www.vision-house.dk";

bannerImg[9] = "../banner/danspeed.gif";
bannerUrl[9] = "http://www.danspeed.dk";

function changeBanner(bnum) {
  nummer = Math.floor(Math.random()*bannerImg.length);
  document[("banner"+bnum)].src = bannerImg[nummer];
  banner[bnum] = bannerUrl[nummer]
  setTimeout('changeBanner('+bnum+')',3000);
}

function clickBanner(bnum) {
  document.location.href = banner[bnum];
}