NewImg = new Array (
	"../images/index/in1.jpg", "../images/index/in2.jpg", "../images/index/in3.jpg", "../images/index/in4.jpg","../images/index/in5.jpg" , "../images/index/in6.jpg" , "../images/index/in7.jpg" , "../images/index/in8.jpg"
);
var ImgNum = 0;
var ImgLength = NewImg.length - 1;

//Time delay between Slides in milliseconds
var delay = 2750;

var lock = false;
var run;

function chgImg(direction) {
	if (document.images) {
	ImgNum = ImgNum + direction;
	if (ImgNum > ImgLength) {
		ImgNum = 0;
	}
	if (ImgNum < 0) {
		ImgNum = ImgLength;
	}
	document.slideshow.src = NewImg[ImgNum];
   }
}
function auto() {
	if (lock == true) {
		lock = false;
		window.clearInterval(run);
	}
	else if (lock == false) {
		lock = true;
		run = setInterval("chgImg(1)", delay);
   	}
}

auto();