var maxCount = 1;
var img1;
var img2;

var adNo1;
var adNo2;

var myAd2 = new Array();


function writeRand(img)
{
	document.write(img)
}

function getRandom(randCount)
{
	return Math.round(Math.random() * randCount);
}

function getSecondRandom(randCount, prevRand)
{
	var rand = Math.round(Math.random() * randCount);
	
	while(rand == prevRand)
	{
		rand = Math.round(Math.random() * randCount);
	}
	
	return rand;
}

myAd2[0] ="<a href='http://www.fenimoreartmuseum.org/'><img src='images/adverts/09FAMARCoopChamberBannerAd120x240.jpg' border='0' /></a>";
myAd2[1] ="<a href='http://www.innatcooperstown.com/'><img src='images/adverts/innatcooperstown.jpg' border='0' /></a>";


adNo1 = getRandom(maxCount);
adNo2 = getSecondRandom(maxCount, adNo1);

img1 = myAd2[adNo1];
img2 = myAd2[adNo2];