// JavaScript Document
$(document).ready(function()
{
	function positionPlayerFrame()
	{
		var arrPageSizes = ___getPageSize();
		var arrPageScroll = ___getPageScroll();
		$('#videoPlayerFrame').css({
			top:	arrPageScroll[1] + (arrPageSizes[3] / 10),
			left:arrPageSizes[2]/2-$('#videoPlayerFrame').width()/2
		});
	}

	function _finish()
	{
		
		$('#videoPlayerFrame').remove();
		$('#jquery-overlay').fadeOut(1200,function(){$('#jquery-overlay').remove()});
	}

	/**
	 / 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;
	};
	var flashvars = {};
	var params = { swliveconnect:"true", allowfullscreen:"true", allowScriptAccess:"sameDomain",wmode:"transparent" };
	var attributes = {};
	
	$("a.video").click(function(event)
	{
		video = this.getAttribute('title');
		$('body').append('<div id="videoPlayerFrame"><iframe width="640" height="510" src="http://www.youtube.com/embed/'+video+'?rel=0&autoplay=1" frameborder="0" allowfullscreen></iframe><a href="#" id="videoCloseButton">close X</a></div><div id="jquery-overlay"></div>');
		
		
			// Get page sizes
		var arrPageSizes = ___getPageSize();
		// Style overlay and show it
		$('#jquery-overlay').css({
			width:		arrPageSizes[0],
			height:		arrPageSizes[1]
		}).fadeIn("fast");
		positionPlayerFrame();
		$('#videoPlayerFrame').animate({ width: 640, height: 510, left:arrPageSizes[2]/2-320 },500);
		$('#jquery-overlay').click(function() 
		{
			_finish();
		});
		$('#videoCloseButton').click(function(event)
		{
			_finish();
			event.preventDefault();
		});
		event.preventDefault();
	});
	
	
	// Assigning click events in elements to close overlay
	$(window).resize(function() {
		// Get page sizes
		var arrPageSizes = ___getPageSize();
		// Style overlay and show it
		$('#jquery-overlay').css({
			width:		arrPageSizes[0],
			height:		arrPageSizes[1]
		});
		positionPlayerFrame();
	});								
	
});