jQuery(function(){
	hideFormText();
	initPlugins();
	initCycleLinearGallery();
	ieHover('#nav li', 'hover');
	initOpenClose();
});

function initPlugins(){
	jQuery('div.slideshow').fadeGallery({
		slideElements:'ul > li',
		ie:false,
		autoRotation:true,
		switchTime:5000,
		duration:500,
		event:'click'
	});
}

// slideshow plugin
jQuery.fn.fadeGallery = function(_options){
	var _options = jQuery.extend({
		slideElements:'div.slideset > div',
		pagerLinks:'div.paging a',
		generatePagination:'div.paging',
		paginationUlClass:'switcher',
		switcherClasses:'',
		switcherClassTo:'a',
		currentNumSlide:'.count .current',
		indexOfNumsSlides:'.count .indexof',
		alwaysPutZero:true,
		btnPauseToSwitcher:'false',
		btnNext:'a.next',
		btnPrev:'a.prev',
		btnPlayPause:'a.play-pause',
		btnPlay:'a.play',
		btnPause:'a.pause',
		pausedClass:'paused',
		disabledClass: 'disabled',
		playClass:'playing',
		activeClass:'active',
		loadingClass:'ajax-loading',
		loadedClass:'slide-loaded',
		dynamicImageLoad:false,
		dynamicImageLoadAttr:'alt',
		ie:false,
		currentNum:false,
		allNum:false,
		startSlide:null,
		noCircle:false,
		pauseOnHover:true,
		autoRotation:false,
		autoHeight:false,
		onInit:false,
		onBeforeFade:false,
		onAfterFade:false,
		onChange:false,
		disableWhileAnimating:false,
		switchTime:3000,
		duration:650,
		event:'click'
	},_options);

	return this.each(function(){
		// gallery options
		if(this.slideshowInit) return; else this.slideshowInit;
		var _this = jQuery(this);
		var _slides = jQuery(_options.slideElements, _this);
		var _pagerLinks = jQuery(_options.pagerLinks, _this);
		var _generatePagination = jQuery(_options.generatePagination, _this);
		var _paginationUlClass = _options.paginationUlClass;
		var _switcherClasses = _options.switcherClasses;
		var _switcherClassTo = _options.switcherClassTo;
		var _currentNumSlide = jQuery(_options.currentNumSlide, _this);
		var _indexOfNumsSlides = jQuery(_options.indexOfNumsSlides, _this);
		var _alwaysPutZero = _options.alwaysPutZero;
		var _btnPauseToSwitcher = _options.btnPauseToSwitcher;
		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 _dynamicImageLoad = _options.dynamicImageLoad;
		var _dynamicImageLoadAttr = _options.dynamicImageLoadAttr;
		var _ie = _options.ie;
		var _autoRotation = _options.autoRotation;
		var _activeClass = _options.activeClass;
		var _loadingClass = _options.loadingClass;
		var _loadedClass = _options.loadedClass;
		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;
		var _onBeforeFade = _options.onBeforeFade;
		var _onAfterFade = _options.onAfterFade;
		var _onInit = _options.onInit;
		var _disableWhileAnimating = _options.disableWhileAnimating;
		
		if(_switcherClasses){_switcherClasses = _switcherClasses.split((/\s*,\s*/));}
		
		if(_ie && _ie != true){
			if(!(/[^0-9]/i).test(_ie)){
				if(jQuery.browser.msie && parseInt(jQuery.browser.version) == _ie){
					_duration = 0;
				}
			}else if(_ie.indexOf('!') != -1){
				_ie = _ie.replace(/[^0-9]/gi, '');
				if(jQuery.browser.msie && parseInt(jQuery.browser.version) != _ie){
					_duration = 0;
				}
			}else if(_ie.indexOf('>') != -1){
				_ie = _ie.replace(/[^0-9]/gi, '');
				if(jQuery.browser.msie && parseInt(jQuery.browser.version) > _ie){
					_duration = 0;
				}
			}else{
				_ie = _ie.replace(/[^0-9]/gi, '');
				if(jQuery.browser.msie && parseInt(jQuery.browser.version) < _ie){
					_duration = 0;
				}
			}
		}else if(_ie && jQuery.browser.msie){
			_duration = 0;
		}
		
		// gallery init
		var _anim = false;
		var _hover = false;
		var _prevIndex = 0;
		var _currentIndex = 0;
		var _slideCount = _slides.length;
		var _timer;
		var _switcherIndex = 0;
		if(_slideCount < 2) return;
		
		changeNum();
		function changeNum(){
			if(_currentNumSlide.length){
				if(_alwaysPutZero == false){
					_currentNumSlide.text(_currentIndex + 1);
				}else{
					if(_currentIndex + 1 < 10){
						var curIndNum = '0' + (_currentIndex + 1);
						_currentNumSlide.text(curIndNum);
					}
				}
			}
			if(_indexOfNumsSlides){
				if(_alwaysPutZero == false){
					_indexOfNumsSlides.text(_slides.length);
				}else{
					if(_slides.length < 10){
						var curIndNum = '0' + _slides.length;
						_indexOfNumsSlides.text(curIndNum);
					}
				}
			}
		}
		
		if(_generatePagination.length) {
			var list = $('<ul class="'+_paginationUlClass+'">');
			var classTagLi = '';
			var classTagA = '';
			for(var i=0; i<_slideCount; i++){
				if(_switcherClasses.length && _switcherClassTo == 'li'){
					classTagLi = ' class="'+_switcherClasses[_switcherIndex]+'"';
				}else if(_switcherClasses.length && _switcherClassTo == 'a'){
					classTagA = ' class="'+_switcherClasses[_switcherIndex]+'"';
				}
				$('<li'+classTagLi+'><a'+classTagA+' href="#">'+(i+1)+'</a></li>').appendTo(list);
				if(_switcherIndex < _switcherClasses.length -1){_switcherIndex++;}else{_switcherIndex = 0;}
			}
			_generatePagination.empty();
			list.appendTo(_generatePagination);
			if(_switcherClassTo.toLowerCase() == 'li'){
				_pagerLinks = list.children();
			}else{
				_pagerLinks = list.children().find('a');
			}
			if(_btnPauseToSwitcher == 'true'){_btnPause = list.children();}
		}
		
		_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) {
						if(_disableWhileAnimating && _anim) return;
						_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;
			});
		}

		// dynamic image loading (swap from ATTRIBUTE)
		function loadSlide(slide) {
			if(!slide.hasClass(_loadingClass) && !slide.hasClass(_loadedClass)) {
				var images = slide.find(_dynamicImageLoad) // pass selector here
				var imagesCount = images.length;
				if(imagesCount) {
					slide.addClass(_loadingClass);
					images.each(function(){
						var img = this;
						img.onload = function(){
							img.loaded = true;
							img.onload = null;
							setTimeout(reCalc,_duration);
						}
						img.setAttribute('src', img.getAttribute(_dynamicImageLoadAttr));
						img.setAttribute(_dynamicImageLoadAttr,'');
					}).css({opacity:0});

					function reCalc() {
						var cnt = 0;
						images.each(function(){
							if(this.loaded) cnt++;
						});
						if(cnt == imagesCount) {
							slide.removeClass(_loadingClass);
							images.animate({opacity:1},{duration:_duration,complete:function(){
								if(jQuery.browser.msie && jQuery.browser.version < 9) jQuery(this).css({opacity:'auto'})
							}});
							slide.addClass(_loadedClass)
						}
					}
				}
			}
		}

		// gallery animation
		function prevSlide() {
			if(_disableWhileAnimating && _anim) return;
			_prevIndex = _currentIndex;
			if(_currentIndex > 0) _currentIndex--;
			else {
				if(_noCycle) return;
				else _currentIndex = _slideCount-1;
			}
			switchSlide();
		}
		function nextSlide() {
			if(_disableWhileAnimating && _anim) return;
			_prevIndex = _currentIndex;
			if(_currentIndex < _slideCount-1) _currentIndex++;
			else {
				if(_noCycle) return;
				else _currentIndex = 0;
			}
			switchSlide();
		}
		function refreshStatus() {
			if(_dynamicImageLoad) loadSlide(_slides.eq(_currentIndex));
			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, _slides, _prevIndex, _currentIndex);
			}
		}
		function switchSlide() {
			_anim = true;
			if(typeof _onBeforeFade === 'function') _onBeforeFade(_this, _slides, _prevIndex, _currentIndex);
			_slides.eq(_prevIndex).fadeOut(_duration,function(){
				_anim = false;
			});
			_slides.eq(_currentIndex).fadeIn(_duration,function(){
				if(typeof _onAfterFade === 'function') _onAfterFade(_this, _slides, _prevIndex, _currentIndex);
			});
			if(_autoHeight) _slides.eq(_currentIndex).parent().animate({height:_slides.eq(_currentIndex).outerHeight(true)},{duration:_duration,queue:false});
			refreshStatus();
			autoSlide();
			changeNum();
		}

		// 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();
		
		_this.bind('setslide',function(e,h){
			if(_currentIndex != h.num) _prevIndex = _currentIndex;
			_currentIndex = h.num;
			switchSlide();
		})
	});
}

// init cycle linear gallery
function initCycleLinearGallery() {
	var _speed = 0.035;
	jQuery.fx.prototype.timerId = setInterval(jQuery.fx.tick, 30);

	$('div.news').each(function(){
		// gallery options
		var _holder = $(this);
		var _slidesHolder = _holder.find('div.news-holder');
		var _slider = _slidesHolder.children();
		var _slides = _slider.children();
		var _sumWidth = 0;

		// gallery init
		_slides.each(function(){_sumWidth+=$(this).outerWidth(true)});
		_slider.append(_slides.clone()).append(_slides.clone());
		_slider.append(_slides.clone()).append(_slides.clone());
		_slider.css({marginLeft:-_sumWidth})

		// gallery control
		var _k = 1;
		var _offset;
		var _direction = 1;
		var _lastDirection;
		var _duration = _sumWidth / _speed;
		var _hover = false;

		_holder.hover(function(){
			_hover = true;
			stopGallery();
		},function(){
			_hover = false;
			moveGallery(_lastDirection);
		});

		// gallery animation
		function moveGallery(_direction) {
			_lastDirection = _direction;
			if(_direction) {
				_offset = -_sumWidth*2;
				_k = (_sumWidth*2 + parseInt(_slider.css('marginLeft')))/(_sumWidth*2);
			} else {
				_offset = 0;
				_k = 1-(_sumWidth*2 + parseInt(_slider.css('marginLeft')))/(_sumWidth*2);
			}

			_slider.stop().animate({marginLeft:_offset},{duration:_duration*_k, queue: true, easing:'linear', complete:function(){
				_slider.css({marginLeft:-_sumWidth});
				setTimeout(function(){moveGallery(_direction)},10);
			}});
		}
		function stopGallery() {
			_slider.stop();
		}
		moveGallery(_direction);

		// check for overlay
		var _overlayTimer = setInterval(function(){
			var _overlay = $('#overlay');
			if(_overlay.length && _overlay.is(':visible')) _slider.stop();
			else if(!_hover) moveGallery(_direction);
		},500);
	});
}

// jquery ie6 hover pack
function ieHover(obj, hoverClass){
	var elements = obj;
	var hoverClass = hoverClass;
	if(jQuery.browser.msie && parseInt(jQuery.browser.version) == 6){
		jQuery(elements).hover(function(){
			jQuery(this).addClass(hoverClass);
		}, function(){
			jQuery(this).removeClass(hoverClass);
		});
	}
}

function hideFormText(){
	var _inputs = document.getElementsByTagName('input');
	var _txt = document.getElementsByTagName('textarea');
	var _value = [];
	
	if (_inputs) {
		for(var i=0; i<_inputs.length; i++) {
			if (_inputs[i].type == 'text' || _inputs[i].type == 'password') {
				
				_inputs[i].index = i;
				_value[i] = _inputs[i].value;
				
				_inputs[i].onfocus = function(){
					if (this.value == _value[this.index])
						this.value = '';
				}
				_inputs[i].onblur = function(){
					if (this.value == '')
						this.value = _value[this.index];
				}
			}
		}
	}
	if (_txt) {
		for(var i=0; i<_txt.length; i++) {
			_txt[i].index = i;
			_value['txt'+i] = _txt[i].value;
			
			_txt[i].onfocus = function(){
				if (this.value == _value['txt'+this.index])
					this.value = '';
			}
			_txt[i].onblur = function(){
				if (this.value == '')
					this.value = _value['txt'+this.index];
			}
		}
	}
}


// page init
jQuery(function(){
	initOpenClose();
});

// open-close init
function initOpenClose() {
	jQuery('div.slide-block').OpenClose({
		activeClass:'active',
		opener:'a.open-close',
		slider:'div.block',
		effect:'slide',
		animSpeed:500
	});
}

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

	return this.each(function(){
		// options
		var _holder = jQuery(this);
		var _slideSpeed = _options.animSpeed;
		var _activeClass = _options.activeClass;
		var _opener = jQuery(_options.opener, _holder);
		var _slider = jQuery(_options.slider, _holder);
		var _animStart = _options.animStart;
		var _animEnd = _options.animEnd;
		var _effect = _options.effect;
		var _event = _options.event;
		if(_slider.length) {
			_opener.bind(_event,function(){
				if(!_slider.is(':animated')) {
					if(typeof _animStart === 'function') _animStart();
					if(_holder.hasClass(_activeClass)) {
						_slider[_effect=='fade' ? 'fadeOut' : 'slideUp'](_slideSpeed,function(){
							if(typeof _animEnd === 'function') _animEnd();
						});
						_holder.removeClass(_activeClass);
					} else {
						_holder.addClass(_activeClass);
						_slider[_effect=='fade' ? 'fadeIn' : 'slideDown'](_slideSpeed,function(){
							if(typeof _animEnd === 'function') _animEnd();
						});
					}
				}
				return false;
			});
			if(_holder.hasClass(_activeClass)) _slider.show();
			else _slider.hide();
		}
	});
}
