function adArray() {
  for (i=0; i*2<adArray.arguments.length; i++) {
    this[i] = new Object();
    this[i].src = adArray.arguments[i*2];
    this[i].href = adArray.arguments[i*2+1];
  }
  this.length = i;
}
function getAdNum() {
  dat = new Date();
  dat = (dat.getTime()+"").charAt(2);
  if (dat.length == 1)
    //number below is one less than the number of images in the array
    ad_num =  Math.round(Math.random()*9);
  else
    ad_num = 0;
  return ad_num;
}
var ads = new adArray(
"/images/homepage_photos/tv1.jpg","#",
"/images/homepage_photos/tv2.jpg","#",
"/images/homepage_photos/tv3.jpg","#",
"/images/homepage_photos/tv4.jpg","#",
"/images/homepage_photos/tv5.jpg","#",
"/images/homepage_photos/tv6.jpg","#",
"/images/homepage_photos/tv7.jpg","#",
"/images/homepage_photos/tv8.jpg","#",
"/images/homepage_photos/tv9.jpg","#",
"/images/homepage_photos/tv10.jpg","#",
"/images/homepage_photos/tv11.jpg","#",
"/images/homepage_photos/tv12.jpg","#",
"/images/homepage_photos/tv13.jpg","#");

var ad_num = getAdNum(); 

document.write('<img src="'+ads[ad_num].src+'" '+' border="0" name="banner" />');

link_num = document.links.length-1;
function rotateSponsor() {
  if (document.images) {
    //number below is one less than the number of images in the array
    ad_num += 1 // Math.round(Math.random()*9);
    if (ad_num >= ads.length)
      ad_num = 0;
    document.banner.src = ads[ad_num].src;

    setTimeout("rotateSponsor()",7000);
  }
}
setTimeout("rotateSponsor()",7000);