NewImg = new Array (
"images_tentes_classic/en02.jpg",
"images_tentes_classic/en03.jpg",
"images_tentes_classic/en04.jpg",
"images_tentes_classic/en05.jpg",
"images_tentes_classic/en06.jpg",
"images_tentes_classic/en07.jpg",
"images_palais/4.jpg",
"images_palais/3.jpg",
"images_tentes_classic/3.jpg",
"images_tentes_classic/5.jpg",
"images_tentes_classic/6.jpg",
"images_tentes_classic/7.jpg",
"images_tentes_classic/en01.jpg"
);
var ImgNum = 0;
var ImgLength = NewImg.length - 1;

//Time delay between Slides in milliseconds
var delay = 4000;

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);
   }
}