window.onload = rotate;

var adImages = new Array("images/index_img01.jpg","images/rotating_img02.jpg","images/rotating_img03.jpg","images/rotating_img04.jpg",
"images/rotating_img05.jpg","images/rotating_img06.jpg","images/rotating_img07.jpg");

var thisAd = 0;

function rotate() {
	thisAd++;
	if (thisAd == adImages.length) {
		thisAd = 0;
	}
	document.getElementById("index_img01").src = adImages[thisAd];

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