(function($){

	var $win = $(window);
	var winWidth = $win.width();
	var winHeight = $win.height();
	var $body = $("body");
	var $opactyContent = $(".js-block");
	var $spnxoHeader = $(".spnxo-header");
	var $header = $("header");
	var headerHeight = $header.height();
	var $spnxoVideoCover = $(".spnxo-video_cover");
	var resizeTimer = null;
	var interval = 50;

	/* jQuery tubular plugin
	|* by Sean McCambridge
	|* http://www.seanmccambridge.com/tubular
	|* version: 1.0
	|* updated: October 1, 2012
	|* since 2010
	|* licensed under the MIT License
	|* Enjoy.
	|* 
	|* Thanks,
	|* Sean */

	// test for feature support and return if failure
		
	// defaults
	var defaults = {
		ratio: 16/9, // usually either 4/3 or 16/9 -- tweak as needed
		videoId: 'ZCAnLxRvNNc', // toy robot in space is a good default, no?
		mute: true,
		repeat: true,
		width: $(window).width(),
		wrapperZIndex: 99,
		playButtonClass: 'tubular-play',
		pauseButtonClass: 'tubular-pause',
		muteButtonClass: 'tubular-mute',
		volumeUpClass: 'tubular-volume-up',
		volumeDownClass: 'tubular-volume-down',
		increaseVolumeBy: 10,
		start: 0
	};

	// methods

    var tubular = function(node, options) { // should be called on the wrapper div
        var options = $.extend({}, defaults, options),
            $body = $('body') // cache body node
            $node = $(node); // cache wrapper node

        // build container
        var tubularContainer = '<div id="tubular-container" style="overflow: hidden; position: fixed; z-index: 1; width: 100%; height: 100%"><div id="tubular-player" style="position: absolute"></div></div><div id="tubular-shield" style="width: 100%; height: 100%; z-index: 2; position: absolute; left: 0; top: 0;"></div>';

        // set up css prereq's, inject tubular container and set up wrapper defaults
        $('html,body').css({'width': '100%', 'height': '100%'});
        $body.prepend(tubularContainer);
        $node.css({position: 'relative', 'z-index': options.wrapperZIndex});

        // set up iframe player, use global scope so YT api can talk
        window.player;
        window.onYouTubeIframeAPIReady = function() {
            player = new YT.Player('tubular-player', {
                width: options.width,
                height: Math.ceil(options.width / options.ratio),
                videoId: options.videoId,
                playerVars: {
                    rel: 0,
                    controls: 0,
                    showinfo: 0,
                    modestbranding: 1,
                    wmode: 'transparent'
                },
                events: {
                    'onReady': onPlayerReady,
                    'onStateChange': onPlayerStateChange
                }
            });
        }

        window.onPlayerReady = function(e) {
            resize();
            if (options.mute) e.target.mute();
            e.target.seekTo(options.start);
            e.target.playVideo();
			setTimeout(function(){
				//Loading Animation Finish
				$(".st-freeContents .inner").show();
				$("#LoadingScreen").fadeOut();
			}, 2000);

        }

        window.onPlayerStateChange = function(state) {
            if (state.data === 0 && options.repeat) { // video ended and repeat option is set true
                player.seekTo(options.start); // restart
            }
        }

        // resize handler updates width, height and offset of player after resize/init
        var resize = function() {
            var width = $(window).width(),
                pWidth, // player width, to be defined
                height = $(window).height(),
                pHeight, // player height, tbd
                $tubularPlayer = $('#tubular-player');

            // when screen aspect ratio differs from video, video must center and underlay one dimension

            if (width / options.ratio < height) { // if new video height < window height (gap underneath)
                pWidth = Math.ceil(height * options.ratio); // get new player width
                $tubularPlayer.width(pWidth).height(height).css({left: (width - pWidth) / 2, top: 0}); // player width is greater, offset left; reset top
            } else { // new video width < window width (gap to right)
                pHeight = Math.ceil(width / options.ratio); // get new player height
                $tubularPlayer.width(width).height(pHeight).css({left: 0, top: (height - pHeight) / 2}); // player height is greater, offset top; reset left
            }

        }

        // events
        $(window).on('resize.tubular', function() {
            resize();
        })

        $('body').on('click','.' + options.playButtonClass, function(e) { // play button
            e.preventDefault();
            player.playVideo();
        }).on('click', '.' + options.pauseButtonClass, function(e) { // pause button
            e.preventDefault();
            player.pauseVideo();
        }).on('click', '.' + options.muteButtonClass, function(e) { // mute button
            e.preventDefault();
            (player.isMuted()) ? player.unMute() : player.mute();
        }).on('click', '.' + options.volumeDownClass, function(e) { // volume down button
            e.preventDefault();
            var currentVolume = player.getVolume();
            if (currentVolume < options.increaseVolumeBy) currentVolume = options.increaseVolumeBy;
            player.setVolume(currentVolume - options.increaseVolumeBy);
        }).on('click', '.' + options.volumeUpClass, function(e) { // volume up button
            e.preventDefault();
            if (player.isMuted()) player.unMute(); // if mute is on, unmute
            var currentVolume = player.getVolume();
            if (currentVolume > 100 - options.increaseVolumeBy) currentVolume = 100 - options.increaseVolumeBy;
            player.setVolume(currentVolume + options.increaseVolumeBy);
        })
    }

    // load yt iframe js api

    var tag = document.createElement('script');
    tag.src = "//www.youtube.com/iframe_api";
    var firstScriptTag = document.getElementsByTagName('script')[0];
    firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);

    // create plugin

	$.fn.tubular = function (options) {
		return this.each(function () {
            if (!$.data(this, 'tubular_instantiated')) { // let's only run one
                $.data(this, 'tubular_instantiated', 
                tubular(this, options));
            }
        });
    }

 	var yToptions = { videoId: 'F-VriCicI1E'};

	function init() {	

		$(".spnxo-header").append('<div id="LoadingScreen" class="st-loading_animate"></div>');
			
		initSetup();
		var $pagetop = $(".js-pagetop");
		var $anchor =$(".js-next-content");
		
		$opactyContent.css({
			display:'block',
			opacity:'0'
		});

        $spnxoVideoCover.tubular(yToptions);

		$pagetop.on('click', function(){
			var $root = $(this);
			var getId = $root.find('a').attr('href');
			scrollTop(getId, 0);
			return false;
		});
		
		$anchor.on('click', function(){
			var $root = $(this);
			var getId = $root.attr('href');
			scrollTop(getId, 0);
			return false;
		});
	}

	$win.on('orientationchange resize', function(){
		initResize();
		setTimeout(initResize, 100);
		setTimeout(initResize, 200);
		setTimeout(initResize, 350);	
	});
	
	$win.on('scroll', function(){
		var scroll = $(this).scrollTop();
		initOpacityContent(scroll);
		displayObject(scroll);
	});

	function initResize() {
		if (resizeTimer) return;
		resizeTimer = setTimeout(function() {
			winWidth = $win.width();
			winHeight = $win.height();	

			initSetup();
			
			clearTimeout(resizeTimer);
      		resizeTimer = null;
		}, interval);	
	}

	function initSetup() {
		$spnxoHeader.css({
			'height' : (winHeight - headerHeight)
		});
	}


	function initOpacityContent(scroll) {
		$opactyContent.each(function(){
			var $this = $(this);
			var elmTop = $this.offset().top - 500;
			var elmHeight = $this.height();
			if (scroll > elmTop){
				$this.stop().animate({opacity:'1'}, 150); 
			}
		});		
	}

	
	function scrollTop(hash, offset) {
		var SCROLL_SPEED = 500;
			var href = null;
			var target = null;
			var postop = null;
			var $html = $("html, body");
			postop = $(hash).position().top - offset;
			$html.stop().animate({scrollTop : postop}, SCROLL_SPEED, "swing");	
	}

	init(); // BH

})(BROTHER.lib.$);