function findLivePageWidth() {
if (window.innerWidth)
   return window.innerWidth;
if (document.body.clientWidth)
   return document.body.clientWidth;
return (null); }

function initSlides() {
   objectSlide=document.getElementById('slide');
   objectCover=document.getElementById('cover');
   objectPhotoSlide=document.getElementById('photoSlide'); }

function showSlide(evt) {
   objectPhotoSlide.innerHTML='<img src="' + evt.src +'" id="largePhoto" alt="Large Photo" border="0" />';
   objectPhotoSlide.innerHTML+='<p>' + evt.alt +'</p>';
   objectLargePhoto=document.getElementById('largePhoto');
   livePageWidth = findLivePageWidth();
   newLeft = ((livePageWidth/2)-8) - (200);
   objectSlide.style.left = newLeft + 'px';
   objectSlide.style.display = 'block';
   objectCover.style.display = 'block'; }

function hideSlide() {
   objectSlide.style.display = 'none';
   objectCover.style.display = 'none'; }

window.onload=initSlides;