//<![CDATA[
// Function that return a number between 0 and "nums - 1"
function getRandom(nums)
{
    var ranNum= Math.round(Math.random()*nums);
    return ranNum;
}

// Tells us how many images we have available.
var numberOfImages    = 5;
var randomNumber      = getRandom(numberOfImages-1);

// Create an array to hold the names of all images.
var image = new Array(numberOfImages);
image[0]="images/vets_01.png";
image[1]="images/vets_02.png";
image[2]="images/vets_03.png";
image[3]="images/vets_04.png";
image[4]="images/vets_05.png";

function getRandomImage()
{
	// Return a random image within a imag tag.
	return "<img src='" + image[randomNumber] + "' alt='top banner image' />";
}

//]]>