var promo = false;
var flashVideo = null;

$(document).ready(function(){
	$('div#main a.launch-video').click(function(){
		showVideo(this);
	
	});
	$('div#main a.launch-video').mouseover(function(){
		var name = $(this).children('img').attr('name');
		$(this).children('img').attr('src', 'images/thumbs/'+name+'-hover.jpg');
	});
	$('div#main a.launch-video').mouseout(function(){
		var name = $(this).children('img').attr('name');
		$(this).children('img').attr('src', 'images/thumbs/'+name+'.jpg');
	});
	$('div#screen a').click(function(){
		playVideo();
	
	});
	$('div#screen a').mouseover(function(){
		$(this).children('img').attr('src', 'images/lightbox/screen-hover.png');
	
	});
	$('div#screen a').mouseout(function(){
		$(this).children('img').attr('src', 'images/lightbox/screen.png');
	
	});
	$('div#close a').click(function(){
		hideVideo();
	
	});
	$('div#close a').mouseover(function(){
		$(this).children('img').attr('src', 'images/lightbox/close-hover.png');
	
	});
	$('div#close a').mouseout(function(){
		$(this).children('img').attr('src', 'images/lightbox/close.png');
	
	});
	$('div#overlay').click(function(){
		hideVideo();
	});
});

function showVideo(obj)
{
	var id = $(obj).attr('name');
	var title = $(obj).children('img').attr('alt');
	lightbox();
	$('div#title span').text(title);
	$('div#overlay').css('opacity',0).css('display','block').fadeTo(600,0.65);
	$('div#overlayScreen').show();
	$('div#tbooksScreen').show();
	$('div#videoScreen div').flash({src:'player.swf?file=videos/'+id+'.f4v'});
	$('div#videobox').show();
	statCounter(id, title);
}

function statCounter(id, title)
{
	pageTracker._trackPageview("/video/" + title);
}

function hideVideo()
{
	promo=false;
	document.getElementById('flashvideo');//.sendEvent('STOP');
	$('div#overlay').fadeOut(100);
	$('div#videobox').hide();
	$('div#videoScreen').html('<div></div>');
}

function playVideo()
{
	promo = true;
	$('div#overlayScreen').fadeOut(100);
	videoCountdown(5);
}

function videoCountdown(count)
{
	if(!promo)
		return;
		
	if(count > 0)
	{
		$('span#count').hide().text(count--).fadeIn(200);
		setTimeout('videoCountdown('+count+')',1000);
	}
	else
	{
		hidePromo();	
	}
}

function hidePromo()
{
	if(promo)
	{
		promo = false;
		$('div#tbooksScreen').fadeOut(100);
		document.getElementById('flashvideo').sendEvent('PLAY');
	}
}




/**
		 / THIRD FUNCTION
		 * getPageSize() by quirksmode.com
		 *
		 * @return Array Return an array with page width, height and window width, height
		 */
		function ___getPageSize() {
			var xScroll, yScroll;
			if (window.innerHeight && window.scrollMaxY) {	
				xScroll = window.innerWidth + window.scrollMaxX;
				yScroll = window.innerHeight + window.scrollMaxY;
			} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
				xScroll = document.body.scrollWidth;
				yScroll = document.body.scrollHeight;
			} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
				xScroll = document.body.offsetWidth;
				yScroll = document.body.offsetHeight;
			}
			var windowWidth, windowHeight;
			if (self.innerHeight) {	// all except Explorer
				if(document.documentElement.clientWidth){
					windowWidth = document.documentElement.clientWidth; 
				} else {
					windowWidth = self.innerWidth;
				}
				windowHeight = self.innerHeight;
			} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
				windowWidth = document.documentElement.clientWidth;
				windowHeight = document.documentElement.clientHeight;
			} else if (document.body) { // other Explorers
				windowWidth = document.body.clientWidth;
				windowHeight = document.body.clientHeight;
			}	
			// for small pages with total height less then height of the viewport
			if(yScroll < windowHeight){
				pageHeight = windowHeight;
			} else { 
				pageHeight = yScroll;
			}
			// for small pages with total width less then width of the viewport
			if(xScroll < windowWidth){	
				pageWidth = xScroll;		
			} else {
				pageWidth = windowWidth;
			}
			arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight);
			return arrayPageSize;
		};
		/**
		 / THIRD FUNCTION
		 * getPageScroll() by quirksmode.com
		 *
		 * @return Array Return an array with x,y page scroll values.
		 */
		function ___getPageScroll() {
			var xScroll, yScroll;
			if (self.pageYOffset) {
				yScroll = self.pageYOffset;
				xScroll = self.pageXOffset;
			} else if (document.documentElement && document.documentElement.scrollTop) {	 // Explorer 6 Strict
				yScroll = document.documentElement.scrollTop;
				xScroll = document.documentElement.scrollLeft;
			} else if (document.body) {// all other Explorers
				yScroll = document.body.scrollTop;
				xScroll = document.body.scrollLeft;	
			}
			arrayPageScroll = new Array(xScroll,yScroll);
			return arrayPageScroll;
		};
		
		
		
		
		
function lightbox(){
		
	var arrPageSizes = ___getPageSize();
	// Style overlay and show it
	$('#overlay').css({
		width:				arrPageSizes[0],
		height:				arrPageSizes[1]
	})
	// Get page scroll
	var arrPageScroll = ___getPageScroll();
	// Calculate top and left offset for the lightbox div object and show it
	$('#videobox').css({
		top:	arrPageScroll[1] + ((arrPageSizes[3] - 430) / 2),
		left:	arrPageScroll[0] + ((arrPageSizes[2] - 590) / 2)
	})
	
	// If window was resized, calculate the new overlay dimensions
	$(window).resize(function() {
		// Get page sizes
		var arrPageSizes = ___getPageSize();
		// Style overlay and show it
		$('#overlay').css({
			width:		arrPageSizes[0],
			height:		arrPageSizes[1]
		});
		// Get page scroll
		var arrPageScroll = ___getPageScroll();
		// Calculate top and left offset for the lightbox div object and show it
		$('#videobox').css({
			top:	arrPageScroll[1] + ((arrPageSizes[3] - 430) / 2),
			left:	arrPageScroll[0] + ((arrPageSizes[2] - 590) / 2)
		});
	});
}