// JavaScript Document
// JavaScript Document
var curAd=1;
var numAds=3;
setTimeout("swapAd()", 10000);
function swapAd(timeoutID)
{
      var target = "adBox" + curAd;
	  var targObj = document.getElementById(target);
	  targObj.style.display="none";
  
    curAd++;	
    if (curAd>numAds)
      curAd=1; 
      
	target = "adBox" + curAd;
	targObj = document.getElementById(target);
	targObj.style.display="block";
	
	setTimeout("swapAd()", 10000);   
   
}