NewImg = new Array (
"_images/_slideshow/1.jpg",
"_images/_slideshow/2.jpg",
"_images/_slideshow/3.jpg",
"_images/_slideshow/4.jpg"
);
var ImgNum = 0;
var ImgLength = NewImg.length - 1;
var delay = 6000;
var run;
function chgImg() {

      if (document.images) {
		ImgNum = ImgNum + 1;
		if (ImgNum > ImgLength) {
			ImgNum = 0;
		}
		if (ImgNum < 0) {
			ImgNum = ImgLength;
		}
		slideshowObj.filters[0].apply();
		slideshowObj.style.backgroundColor = "#000000";
		slideshow.src = NewImg[ImgNum];
		slideshowObj.filters[0].play();
	}
	
}
function autoSlideshow() {
	run = setInterval("chgImg()", delay);
}