window.onload = choosePic;

var myPix = new Array(
"http://www.locuststreettaxi.com/images/quotes/01.gif",
"http://www.locuststreettaxi.com/images/quotes/02.gif",
"http://www.locuststreettaxi.com/images/quotes/03.gif",
"http://www.locuststreettaxi.com/images/quotes/04.gif",
"http://www.locuststreettaxi.com/images/quotes/05.gif",
"http://www.locuststreettaxi.com/images/quotes/06.gif"
);

function choosePic() {
	randomNum = Math.floor((Math.random() * myPix.length));
	document.getElementById("testimonial").src = myPix[randomNum];
}