// Type the number of images you are rotating.

NumberOfImagesToRotate = 22;


// Specify the first and last part of the image tag. 

FirstPart = '<img src="/images/pics/';
LastPart = '.jpg" height="220" width="200" hspace="20" align="right" alt="TRI Trading, Inc.">';

function printImage() {
var r = Math.ceil(Math.random() * NumberOfImagesToRotate);
document.write(FirstPart + r + LastPart);
}