var ROTATE_PERIOD = 5000;
var IS_SIMULATED_CLICK = false;
var STOP_ROTATING = false;
$(document).ready(function() {	

	//Show Banner
	$(".main_image .desc").show(); //Show Banner
	$(".main_image .block").animate({ opacity: 0.85 }, 1 ); //Set Opacity

	//Click event for main image; fetch default item link (Oct/29)
	$(".main_image > img").data('link', $(".image_thumb ul li > .block > a").attr("href")).click(onMainImageClicked);

	//Click and Hover events for thumbnail list
	$(".image_thumb ul li:first").addClass('active');
	
	var ITEM_INDEX = 0;
	$(".image_thumb ul li").each(function(){

	})
	.click(onItemClicked)
	.hover(function(){
		$(this).addClass('hover');
		}, function() {
		$(this).removeClass('hover');
	});
			
	//Toggle Teaser
	
	setTimeout('rotateItem()', ROTATE_PERIOD);
});//Close Function

function rotateItem()
{
	if(STOP_ROTATING)
		return;
		
	var activeItem = $(".image_thumb ul li.active");
	var nextItem = activeItem.next();
	if(!nextItem.length)
		nextItem = $(activeItem.parent().children().get(0));
		
	IS_SIMULATED_CLICK = true;
	nextItem.each(onItemClicked);
	IS_SIMULATED_CLICK = false;
}

function onItemClicked()
{
	if(!IS_SIMULATED_CLICK)
		STOP_ROTATING = true;

	//Set Variables
	var imgAlt = $(this).find('img').attr("alt"); //Get Alt Tag of Image
	var imgTitle = $(this).find('a').attr("href"); //Get Main Image URL
	var imgDesc = $(this).find('.block').html(); 	//Get HTML of block
	var imgDescHeight = $(".main_image").find('.block').height();	//Calculate height of block	
	
	// Get item link and store it (Oct/29)
	$(".main_image img").data('link',  $(this).find("> .block > a").attr("href"));

	if ($(this).is(".active")) {  //If it's already active, then...
		return false; // Don't click through
	} else {
		//Animate the Teaser		
		$(".main_image img").animate({ opacity: 0}, 250 );
		$(".main_image .block").animate({ opacity: 0, marginBottom: -imgDescHeight }, 250 , function() {
			$(".main_image .block").html(imgDesc).animate({ opacity: 0.85,	marginBottom: "0" }, 250 );
			$(".main_image img").attr({ src: imgTitle , alt: imgAlt}).animate({ opacity: 1}, 250 );
			setTimeout('rotateItem()', ROTATE_PERIOD);
		});
	}
	
	$(".image_thumb ul li").removeClass('active'); //Remove class of 'active' on all lists
	$(this).addClass('active');  //add class of 'active' on this list only
	return false;
}

function onItemDoneAnimating()
{

}

function onMainImageClicked()
{
	window.location.href = $(this).data('link');
	return false;
}