window.onload = choosePic;

var adImages = new Array("slideshow/Learn/01.jpg","slideshow/Learn/02.jpg","slideshow/Learn/03.jpg", "slideshow/Learn/04.jpg","slideshow/Learn/05.jpg","slideshow/Learn/06.jpg","slideshow/Learn/07.jpg","slideshow/Learn/08.jpg", "slideshow/Learn/09.jpg","slideshow/Learn/10.jpg","slideshow/Learn/11.jpg","slideshow/Learn/12.jpg","slideshow/Learn/13.jpg", "slideshow/Learn/14.jpg","slideshow/Learn/15.jpg","slideshow/Learn/16.jpg","slideshow/Learn/17.jpg","slideshow/Learn/18.jpg", "slideshow/Learn/19.jpg","slideshow/Learn/20.jpg","slideshow/Learn/21.jpg","slideshow/Learn/22.jpg","slideshow/Learn/23.jpg","slideshow/Learn/24.jpg");

function rotate() {
	thisAd++;
	if (thisAd == adImages.length) {
		thisAd = 0;
	}
	document.getElementById("adBanner").src = adImages[thisAd];

	setTimeout("rotate()", 3 * 1000);
}


function choosePic() {
	thisAd = Math.floor((Math.random() * adImages.length));
	document.getElementById("adBanner").src = adImages[thisAd];
	
	rotate();
}