function startBannerSlide() {
	var interval = 8000; //millisecond
	var ad1, imgs;
	var ad1 = document.getElementById("ad1");
	if (window.XXVi && XXVi.marquee && XXVi.marquee.slideBox) {
		XXVi.marquee.slideBox(ad1, 'img', interval, 20, 15);
	} else {
		if (ad1) imgs = ad1.getElementsByTagName("img");
		if (imgs && imgs.length>0) {
			var currentFrame=0, totalFrame=imgs.length;
			imgs[currentFrame].style.display = 'block';
			setInterval(function(){
				imgs[currentFrame].style.display = 'none';
				currentFrame++;
				if (currentFrame>=totalFrame) currentFrame=0;
				imgs[currentFrame].style.display = 'block';
			},interval);
		}
	}
}


window.onload = startBannerSlide;