var numOfQuotes = 4;
function banner() {


var quote = new Array(numOfQuotes + 1);
quote[0]="BannerTT1.jpg";
quote[1]="BannerTT2.jpg";
quote[2]="BannerTT3.jpg";
quote[3]="BannerTT4.jpg";


indxOfQuote = rndInteger();
strQuote = quote[indxOfQuote];
return "<img src=\"images/"+strQuote+"\">";
} 

function rndInteger() {
var rndNumber = -1;
while (rndNumber <0 || rndNumber > numOfQuotes || isNaN(rndNumber)) {
     rndNumber = parseInt(Math.random() * (numOfQuotes + 1));
     }
return rndNumber;
}

function test() {

	return "<img src=\"images/BannerTT1.jpg\">";
}