delay = 3500;
totalimgNumber = 6
var imgNumber = Math.round((Math.random() * 1.9999) - 0.5);

picSponsor = new Array()
picSponsor[0] = new Image(255,100)
picSponsor[0].src = "http://www.chattanooga.bbb.org/Storage/45/images/sponsors/sponsor_3news.jpg"
picSponsor[1] = new Image(255,100)
picSponsor[1].src = "http://www.chattanooga.bbb.org/Storage/45/images/sponsors/sponsor_blood.jpg"
picSponsor[2] = new Image(255,100)
picSponsor[2].src = "http://www.chattanooga.bbb.org/Storage/45/images/sponsors/sponsor_erlanger.jpg"
picSponsor[3] = new Image(255,100)
picSponsor[3].src = "http://www.chattanooga.bbb.org/Storage/45/images/sponsors/sponsor_northwest.jpg"
picSponsor[4] = new Image(255,100)
picSponsor[4].src = "http://www.chattanooga.bbb.org/Storage/45/images/sponsors/sponsor_press.jpg"
picSponsor[5] = new Image(255,100)
picSponsor[5].src = "http://www.chattanooga.bbb.org/Storage/45/images/sponsors/sponsor_toyota.jpg"


urlSponsor = new Array()
urlSponsor[0] = "";
urlSponsor[1] = "";
urlSponsor[2] = "";
urlSponsor[3] = "";
urlSponsor[4] = "";
urlSponsor[5] = "";

	  
urchinEvents = new Array();
urchinEvents[0] = "";
urchinEvents[1] = "";
urchinEvents[2] = "";
urchinEvents[3] = "";
urchinEvents[4] = "";
urchinEvents[5] = "";

function Switch() {
  var content = ""
  if(picSponsor[imgNumber].src) content = getImg()
  else content = getFlash()
document.getElementById("sponsor_div").innerHTML = content //urlSponsor[imgNumber];
imgNumber++;
if(imgNumber>=totalimgNumber){imgNumber=0;}
}
function getImg() {
  return '<a href="' + urlSponsor[imgNumber] + '" onClick="javascript: pageTracker._trackPageview (\'' + urchinEvents[imgNumber] + '\');" target="_blank" id="sponsor_link"><img src="' + picSponsor[imgNumber].src + '"  name="sponsor" style="border:0px solid black" /></a>'
}

function getFlash()
{
  return '<EMBED SRC="' + picSponsor[imgNumber] + '" QUALITY="high" WIDTH="468" HEIGHT="60" TYPE="application/x-shockwave-flash" PLUGINSPAGE="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash"></EMBED>'
}
function animate() {       
	  Switch();
	  setTimeout( "animate()", delay);
}
animate();