var currentPhoto = 0;
var photos = new Array();
var isOmnitureSet = false;

function photo(url, caption) {
	this.url = url;
	this.caption = caption;
}
function showNextPhoto() {
	var photoToShow = getNextPhoto();
	displayPhoto(photoToShow);
	return false;
}
function showPreviousPhoto() {
	var photoToShow = getPreviousPhoto();
	displayPhoto(photoToShow);
	return false;
}
function displayPhoto(photo) {
	document.getElementById('caption').innerHTML = photo.caption;
	document.getElementById('count').innerHTML = currentPhoto + 1;
	document.getElementById('largeImage').src = photo.url;
	return false;
}
function getNextPhoto() {
	if (currentPhoto + 1 > photos.length - 1) {
		currentPhoto = 0;
	} else {
		currentPhoto = currentPhoto + 1;
	}
	setOmniture(currentPhoto);
	return photos[currentPhoto];
}
function getPreviousPhoto() {
	if (currentPhoto - 1 < 0 ) {
		currentPhoto = photos.length - 1;
	} else {
		currentPhoto = currentPhoto - 1;
	}
	setOmniture(currentPhoto);
	return photos[currentPhoto];
}
function setOmniture(currentPhoto) { //Omniture tracking for onclick views
	//var origPageName = '';
	//var origProp2 = '';
	//var origProp6 = '';
	//var mediaID = ":" + currentPhoto;

	//if (isOmnitureSet == false){
//		origPageName = s_pageName;
		//origProp2 = s_prop2;
		//origProp6 = s_prop6;
		//isOmnitureSet = true;
	//}

	//redefine the page-level tracking with tagging of offer placement
	//s_pageName = origPageName + mediaID;
	//s_prop2 = origProp2 + mediaID;
	//s_prop6 = origProp6 + mediaID;

	//fire off omniture function to track new page view, passing in omniture account information
	//s_gs(omniture_account_info);
}