window.onload = rotate;

var adImages = new Array("images/imageChange.gif","images/imageChange01.gif","images/imageChange02.gif"
);
var thisAd = 0;

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

	setTimeout("rotate()", 1 * 2000);
}