// page init
$(function(){
	initFooter();
	initComments();
	initAccordion();
    initAccordion2();
	initNavigation();
	hoverForIE6('ul.eventcalendar > li');
})
$(window).load(function(){
	initSlideShow();
	initLogoGallery();
})

// slideshow init
function initSlideShow() {
	$('div.slideshow').fadeGallery({
		slideElements:'ul.slideset > li',
		pagerLinks:'ul.switcher li',
		pauseOnHover:true,
		autoRotation:false,
		autoHeight:true,
		switchTime:3000,
		duration:650,
		event:'click'
	});

	$('div.flash-media').fadeGallery({
		slideElements:'ul.gallery-list > li',
		pagerLinks:'ul.gallery-nav > li',
		pauseOnHover:true,
		autoRotation:true,
		autoHeight:false,
		switchTime:3000,
		duration:650
	});

	// inner pages slideshows
	$('div.inner-slideshow').fadeGallery({
		slideElements:'ul.slidelist > li',
		pagerLinks:'ul.mid-links > li',
		pauseOnHover:true,
		autoRotation:true,
		autoHeight:false,
		switchTime:3000,
		duration:650
	});
}

// gallery init
function initLogoGallery() {
	// settings
	var _autoSlide = true;
	var _activeClass = 'active';
	var _switchTime = 2000;
	var _animSpeed = 300;

	$('div.gallery01').each(function(){
		// gallery options
		var _holder = $(this);
		var _btnPrev = _holder.find('a.prev');
		var _btnNext = _holder.find('a.next');
		var _slidesHolder = _holder.find('div.gal-wrap');
		var _slider = _slidesHolder.find('>ul');
		var _slides = _slider.children();
		var _slidesCount = -1;
		var _currentIndex = 0;
		var _timer;

		// gallery control
		var _sumWidth = 0;
		_slides.each(function(){_sumWidth+=$(this).outerWidth(true)});
		var _maxOffset = _slidesHolder.width()-_sumWidth;
		_slides.each(function(ind){if(_slidesCount==-1 && -$(this).position().left < _maxOffset) _slidesCount = ind+1;});
		_btnPrev.click(prevSlide);
		_btnNext.click(nextSlide);

		function prevSlide() {
			_oldIndex = _currentIndex;
			if(_currentIndex > 0) _currentIndex--;
			else _currentIndex = _slidesCount-1;
			switchSlide();
			return false;
		}
		function nextSlide() {
			_oldIndex = _currentIndex;
			if(_currentIndex < _slidesCount-1) _currentIndex++;
			else _currentIndex = 0;
			switchSlide();
			return false;
		}

		// gallery animation
		function switchSlide() {
			var _offset = -_slides.eq(_currentIndex).position().left;
			if(_offset < _maxOffset) _offset = _maxOffset;
			_slider.animate({marginLeft:_offset},{duration:_animSpeed,queue:false});
			autoSlide();
		}
		function autoSlide() {
			if(!_autoSlide) return;
			if(_timer) clearTimeout(_timer);
			_timer = setTimeout(nextSlide,_switchTime);
		}
		autoSlide();
	});
}

// accordion function
function initAccordion() {
	var _activeClass = 'active';
	var _slideSpeed = 500;

	$('div.info-accordion').each(function(){
		var _accordion = $(this);
		var _items = _accordion.find('>div.openclose:has(div)');
		_items.each(function(){
			var _holder = $(this);
			var _opener = _holder.find('>div.titleline a');
			var _slider = _holder.find('>div.slideblock');

			_opener.click(function(){
				var _levelItems = _holder.parent().children(':has(div)').not(_holder);

				if(_holder.hasClass(_activeClass)) {
					_slider.slideUp(_slideSpeed,function(){
						_holder.removeClass(_activeClass);
					});
				} else {
					_holder.addClass(_activeClass);
					_slider.slideDown(_slideSpeed);

					// collapse others
					_levelItems.removeClass(_activeClass).find('>div.slideblock:visible').slideUp(_slideSpeed,function(){
						//_levelItems.removeClass(_activeClass);
					})
				}
				return false;
			});

			if(_holder.hasClass(_activeClass)) _slider.show();
			else _slider.hide();
		});
	});
}

function initAccordion2() {
	var _activeClass = 'selected';
	var _slideSpeed = 500;

	$('ul.accordion').each(function(){
		var _accordion = $(this);
		var _items = _accordion.find('>li');
		_items.each(function(){
			var _holder = $(this);
			var _opener = _holder.find('.opener');
			var _slider = _holder.find('.block');

			_opener.mouseover(function(){
				var _levelItems = _holder.parent().children(':has(div)').not(_holder);

				if(_holder.hasClass(_activeClass)) {
					_slider.slideUp(_slideSpeed,function(){
						_holder.removeClass(_activeClass);
					});
				} else {
					_holder.addClass(_activeClass);
					_slider.slideDown(_slideSpeed);

					// collapse others
					_levelItems.removeClass(_activeClass).find('>div.block:visible').slideUp(_slideSpeed,function(){
						//_levelItems.removeClass(_activeClass);
					})
				}
				return false;
			});

			if(_holder.hasClass(_activeClass)) _slider.show();
			else _slider.hide();
		});
	});
}

// hover for IE
function hoverForIE6(_list, _class) {
	var _hoverClass = 'hover';
	if(_class) _hoverClass = _class;
	if ($.browser.msie && $.browser.version < 7) {
		$(_list).hover(function() {
			$(this).addClass(_hoverClass);
		}, function() {
			$(this).removeClass(_hoverClass);
		});
	}
}

// footer init
function initFooter() {
	var _slideSpeed = 450;
	var _activeClass = 'expanded';
	$('#footer').each(function(){
		var _holder = $(this);
		var _opener = _holder.find('a.credits').clone().appendTo(_holder.children(':last'));
		var _slider = _holder.find('div.greyline3');
		var _closer = _slider.find('a.credits');

		_closer.click(function(){
			_slider.slideUp(_slideSpeed);
			_holder.removeClass(_activeClass);
			return false;
		});
		_opener.click(function(){
			_holder.addClass(_activeClass);
			_slider.slideDown(_slideSpeed);
			return false;
		});

		if(_holder.hasClass(_activeClass)) _slider.show();
		else _slider.hide();
	});
}

// comments open-close init
function initComments() {
	$('div.comments').OpenClose({
		activeClass:'expanded',
		opener:'a.opener',
		slider:'div.comments-holder',
		slideSpeed: 400
	});

	$('div.inner-comments').OpenClose({
		activeClass:'expanded',
		opener:'a.inner-opener',
		slider:'div.comments-holder',
		slideSpeed: 400
	});
}

// open-close plugin
jQuery.fn.OpenClose = function(_options){
	// default options
	var _options = jQuery.extend({
		activeClass:'active',
		opener:'.opener',
		slider:'.slide',
		slideSpeed: 400,
		event:'click'
	},_options);

	return this.each(function(){
		// options
		var _holder = jQuery(this);
		var _slideSpeed = _options.slideSpeed;
		var _activeClass = _options.activeClass;
		var _opener = jQuery(_options.opener, _holder);
		var _slider = jQuery(_options.slider, _holder);
		var _event = _options.event;
		if(_slider.length) {
			_opener.bind(_event,function(){
				if(!_slider.is(':animated')) {
					if(_holder.hasClass(_activeClass)) {
						_slider.slideUp(_slideSpeed);
						_holder.removeClass(_activeClass);
					} else {
						_holder.addClass(_activeClass);
						_slider.slideDown(_slideSpeed);
					}
				}
				return false;
			});
			if(_holder.hasClass(_activeClass)) _slider.show();
			else _slider.hide();
		}
	});
}

// autoscaling navigation
function initNavigation() {
	initAutoScalingNav({
		menuId: "mainnav",
		tag: "span",
		sideClasses: true
	});
	initAutoScalingNav({
		menuId: "subnav",
		tag: "span",
		sideClasses: true
	});

	// autoscaling module
	function initAutoScalingNav(o) {
		if (!o.menuId) o.menuId = "mainnav";
		if (!o.tag) o.tag = "a";
		if (!o.spacing) o.spacing = 0;
		if (!o.constant) o.constant = 0;
		if (!o.minPaddings) o.minPaddings = 0;
		if (!o.liHovering) o.liHovering = false;
		if (!o.sideClasses) o.sideClasses = false;
		var nav = document.getElementById(o.menuId);
		if(nav)
		{
			var lis = nav.getElementsByTagName("li");
			var asFl = [];
			var lisFl = [];
			for (var i=0, j=0; i<lis.length; i++)
			{
				if(lis[i].parentNode == nav)
				{
					var t = lis[i].getElementsByTagName(o.tag).item(0);
					asFl.push(t);
					asFl[j++].width = t.offsetWidth;
					lisFl.push(lis[i]);
				}
				if(o.liHovering)
				{
					lis[i].onmouseover = function()
					{
						this.className += " hover";
					}
					lis[i].onmouseout = function()
					{
						this.className = this.className.replace("hover", "");
					}
				}
			}
			var menuWidth = nav.clientWidth - asFl.length*o.spacing - o.constant;
			if(getItemsWidth(asFl) < menuWidth)
			{
				for (var i=0; getItemsWidth(asFl) < menuWidth; i++)
				{
					asFl[i].width++;
					if(i >= asFl.length-1) i=-1;
				}
				for (var i=0; i<asFl.length; i++)
				{
					asFl[i].style.width = asFl[i].width + "px";
				}
			}
			else if(o.minPaddings > 0)
			{
				for (var i=0; i<asFl.length; i++)
				{
					asFl[i].style.width = asFl[i].width + o.minPaddings*2 + "px";
				}
			}
			if(o.sideClasses)
			{
				lisFl[0].className += " first-child";
				lisFl[lisFl.length-1].className += " last-child";
			}
		}
		function getItemsWidth(a)
		{
			var w = 0;
			for(var q=0; q<a.length; q++)
			{
				w += a[q].width;
			}
			return w;
		}
	}
}

// slideshow plugin
jQuery.fn.fadeGallery = function(_options){
	var _options = jQuery.extend({
		slideElements:'div.slideset > div',
		pagerLinks:'div.pager a',
		btnNext:'a.next',
		btnPrev:'a.prev',
		btnPlayPause:'a.play-pause',
		btnPlay:'a.play',
		btnPause:'a.pause',
		pausedClass:'paused',
		disabledClass: 'disabled',
		playClass:'playing',
		activeClass:'active',
		currentNum:false,
		allNum:false,
		startSlide:null,
		noCircle:false,
		pauseOnHover:true,
		autoRotation:false,
		autoHeight:false,
		onChange:false,
		switchTime:3000,
		duration:650,
		event:'click'
	},_options);

	return this.each(function(){
		// gallery options
		var _this = jQuery(this);
		var _slides = jQuery(_options.slideElements, _this);
		var _pagerLinks = jQuery(_options.pagerLinks, _this);
		var _btnPrev = jQuery(_options.btnPrev, _this);
		var _btnNext = jQuery(_options.btnNext, _this);
		var _btnPlayPause = jQuery(_options.btnPlayPause, _this);
		var _btnPause = jQuery(_options.btnPause, _this);
		var _btnPlay = jQuery(_options.btnPlay, _this);
		var _pauseOnHover = _options.pauseOnHover;
		var _autoRotation = _options.autoRotation;
		var _activeClass = _options.activeClass;
		var _disabledClass = _options.disabledClass;
		var _pausedClass = _options.pausedClass;
		var _playClass = _options.playClass;
		var _autoHeight = _options.autoHeight;
		var _duration = _options.duration;
		var _switchTime = _options.switchTime;
		var _controlEvent = _options.event;
		var _currentNum = (_options.currentNum ? jQuery(_options.currentNum, _this) : false);
		var _allNum = (_options.allNum ? jQuery(_options.allNum, _this) : false);
		var _startSlide = _options.startSlide;
		var _noCycle = _options.noCircle;
		var _onChange = _options.onChange;

		// gallery init
		var _hover = false;
		var _prevIndex = 0;
		var _currentIndex = 0;
		var _slideCount = _slides.length;
		var _timer;
		if(!_slideCount) return;

		_prevIndex = _slides.index(_slides.filter('.'+_activeClass));
		if(_prevIndex < 0) _prevIndex = _currentIndex = 0;
		else _currentIndex = _prevIndex;
		if(_startSlide != null) {
			if(_startSlide == 'random') _prevIndex = _currentIndex = Math.floor(Math.random()*_slideCount);
			else _prevIndex = _currentIndex = parseInt(_startSlide);
		}
		_slides.hide().eq(_currentIndex).show();
		if(_autoRotation) _this.removeClass(_pausedClass).addClass(_playClass);
		else _this.removeClass(_playClass).addClass(_pausedClass);

		// gallery control
		if(_btnPrev.length) {
			_btnPrev.bind(_controlEvent,function(){
				prevSlide();
				return false;
			});
		}
		if(_btnNext.length) {
			_btnNext.bind(_controlEvent,function(){
				nextSlide();
				return false;
			});
		}
		if(_pagerLinks.length) {
			_pagerLinks.each(function(_ind){
				jQuery(this).bind(_controlEvent,function(){
					if(_currentIndex != _ind) {
						_prevIndex = _currentIndex;
						_currentIndex = _ind;
						switchSlide();
					}
					return false;
				});
			});
		}

		// play pause section
		if(_btnPlayPause.length) {
			_btnPlayPause.bind(_controlEvent,function(){
				if(_this.hasClass(_pausedClass)) {
					_this.removeClass(_pausedClass).addClass(_playClass);
					_autoRotation = true;
					autoSlide();
				} else {
					_autoRotation = false;
					if(_timer) clearTimeout(_timer);
					_this.removeClass(_playClass).addClass(_pausedClass);
				}
				return false;
			});
		}
		if(_btnPlay.length) {
			_btnPlay.bind(_controlEvent,function(){
				_this.removeClass(_pausedClass).addClass(_playClass);
				_autoRotation = true;
				autoSlide();
				return false;
			});
		}
		if(_btnPause.length) {
			_btnPause.bind(_controlEvent,function(){
				_autoRotation = false;
				if(_timer) clearTimeout(_timer);
				_this.removeClass(_playClass).addClass(_pausedClass);
				return false;
			});
		}

		// gallery animation
		function prevSlide() {
			_prevIndex = _currentIndex;
			if(_currentIndex > 0) _currentIndex--;
			else {
				if(_noCycle) return;
				else _currentIndex = _slideCount-1;
			}
			switchSlide();
		}
		function nextSlide() {
			_prevIndex = _currentIndex;
			if(_currentIndex < _slideCount-1) _currentIndex++;
			else {
				if(_noCycle) return;
				else _currentIndex = 0;
			}
			switchSlide();
		}
		function refreshStatus() {
			if(_autoHeight) _slides.eq(_currentIndex).parent().animate({height:_slides.eq(_currentIndex).outerHeight(true)},{duration:_duration,queue:false});
			if(_pagerLinks.length) _pagerLinks.removeClass(_activeClass).eq(_currentIndex).addClass(_activeClass);
			if(_currentNum) _currentNum.text(_currentIndex+1);
			if(_allNum) _allNum.text(_slideCount);
			_slides.eq(_prevIndex).removeClass(_activeClass);
			_slides.eq(_currentIndex).addClass(_activeClass);
			if(_noCycle) {
				if(_btnPrev.length) {
					if(_currentIndex == 0) _btnPrev.addClass(_disabledClass);
					else _btnPrev.removeClass(_disabledClass);
				}
				if(_btnNext.length) {
					if(_currentIndex == _slideCount-1) _btnNext.addClass(_disabledClass);
					else _btnNext.removeClass(_disabledClass);
				}
			}
			if(typeof _onChange === 'function') {
				_onChange(_this, _currentIndex);
			}
		}
		function switchSlide() {
			_slides.eq(_prevIndex).fadeOut(_duration);
			_slides.eq(_currentIndex).fadeIn(_duration);
			refreshStatus();
			autoSlide();
		}

		// autoslide function
		function autoSlide() {
			if(!_autoRotation || _hover) return;
			if(_timer) clearTimeout(_timer);
			_timer = setTimeout(nextSlide,_switchTime+_duration);
		}
		if(_pauseOnHover) {
			_this.hover(function(){
				_hover = true;
				if(_timer) clearTimeout(_timer);
			},function(){
				_hover = false;
				autoSlide();
			});
		}
		refreshStatus();
		autoSlide();
	});
}