// JavaScript Document
var num=0;

imgArray = [
  ['display/home_timewarner.jpg','information', 'T.V. Spot'],
  ['display/home_pedc.jpg','interference','Corporate Video'],
  ['display/home_nissan.jpg','message','T.V. Spot']
]

function slideshow(slide_num) {
  document.getElementById('mypic').src=imgArray[slide_num][0];
  document.getElementById('mypic').alt=imgArray[slide_num][1];
  document.getElementById('burns').innerHTML=imgArray[slide_num][2];
}

function slideshowUp() {
  num++;
  num = num % imgArray.length;
  slideshow(num);
}

function slideshowBack() {
  num--;
  if (num < 0) {num=imgArray.length-1;}
  num = num % imgArray.length;
  slideshow(num);
}