NewImg = new Array (

  "5.jpg",

  "1.jpg",

  "3.jpg",

  "4.jpg",

  "2.jpg",

  "6.jpg",

  "7.jpg"

);



var ImgNum = 0;

var ImgLength = NewImg.length - 1;



//Time delay between Slides in milliseconds

var delay = 300;



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);

  }

}



var myimages = new Array();



function preloading(){

  for (x=0; x<preloading.arguments.length; x++){

    myimages[x] = new Image();

    myimages[x].src = preloading.arguments[x];

  }

}



preloading("1.jpg","2.jpg","3.jpg","4.jpg","5.jpg","6.jpg","7.jpg","8.jpg","9.jpg","10.jpg","11.jpg");