// initPage
$(function(){
	hoverForIE6(".drop .tabset li, .panel-holder li", "hover");
	initDropDown();
	dropWidth('#nav div.drop-holder');
	initClearForm();
	initTabs();
	initCarusel();
	initFadeGallery();
	initDropSlide();

})
// initClearForm
function initClearForm(){
	clearFormFields({
		clearInputs: true,
		clearTextareas: true,
		passwordFieldText: false,
		addClassFocus: "focus",
		filterClass: "default"
	});
}
// tabs init
function initTabs() {
	$('#nav ul.tabset').jqueryTabs({
		addToParent:true,
		holdHeight:false,
		activeClass:'active',
		tabLinks:'a.tab',
		event:'mouseover',
		fadeSpeed:0
	})
	$('#footer ul.tabset').jqueryTabs({
		addToParent:true,
		holdHeight:false,
		activeClass:'active',
		tabLinks:'a.tab',
		event:'mouseover',
		fadeSpeed:300
	})
}
//initCarusel
function initCarusel(){
	jQuery('div.gallery2').scrollGallery({
		sliderHolder: '.gallery2-holder',
		generatePagination:'div.switcher',
		pagerLinks:'div.switcher ul li',
		event:'mouseenter'
	});
}
// initFadeGallery
function initFadeGallery(){
	$('div.gallery').fadeGallery({
		slideElements:'.gallery-holder >ul >li',
		pagerLinks:'.controls >li',
		pagerGener: false,
		autoRotation:true,
		autoHeight:false,
		pauseOnHover:false,
		event:'mouseenter',
		switchTime:10000,
		duration:800
	});
}

// initDropSlide
function initDropSlide(){
	var nav = $('#nav');
	var elements = nav.find('>li');
	var hoverClass = 'hover';
	var speed = 250;
	
	elements.each(function(){
		var element = $(this);
		var drop = element.find('.drop');
		var slideDrop = drop.find('.drop-holder');
		var height = drop.height();
		
		slideDrop.css({marginTop: -height});
		
		element.hover(function(){
			element.addClass(hoverClass);
			slideDrop.stop().animate({marginTop: 0}, {duration: speed});
		}, function(){
			slideDrop.stop().animate({marginTop: -height}, {duration: speed, complete: function(){
				element.removeClass(hoverClass);
			}})
		})
	});
}
// initDropWidth;
function dropWidth(_s){
	$(_s).each(function(){
		$(this).parent('div.drop').css({width:'980px'});
		$(this).parent('div.drop').css({width:$(this).outerWidth()+'px'});
		$(this).addClass('drop-active');
	});
}
// initDropDown
function initDropDown(){
	var nav = document.getElementById("panel-list");
	if(nav) {
		var lis = nav.getElementsByTagName("li");
		for (var i=0; i<lis.length; i++) {
			if(lis[i].getElementsByTagName("ul").length > 0) {
				lis[i].className += " has-drop-down"
				lis[i].getElementsByTagName("a")[0].className += " has-drop-down-a"
			}
		}
	}
}
// initIEHover
function hoverForIE6(h_list, h_class){
	if(jQuery.browser.msie && jQuery.browser.version < 7){
		jQuery(h_list).hover(function (){
			jQuery(this).addClass(h_class);
		}, function (){
			jQuery(this).removeClass(h_class);
		});
	}
}

// slideshow plugin
jQuery.fn.fadeGallery = function(_options){
	var _options = jQuery.extend({
		slideElements:'div.slides > div.slide',
		pagerGener: true,
		pagerHold: false,
		pagerLinks:'ul.nav-list li',
		btnNext:'a.btn-next',
		btnPrev:'a.btn-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,
		caption:'ul.caption > li',
		pauseOnHover:true,
		autoRotation:false,
		autoHeight:true,
		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 _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;
		var _pagerGener = _options.pagerGener;
		var _pagerHold = jQuery(_options.pagerHold,_this);
		var _caption = jQuery(_options.caption,_this);
		var _paging = '';
		if(_pagerGener){
			for(var i=0; i< _slides.length; i++){
				_paging += '<li><a href="#">'+(i+1)+'</a></li>';
			}
			_pagerHold.html('<ul>'+_paging+'</ul>');
		}
		var _pagerLinks = jQuery(_options.pagerLinks, _this);
		// gallery init
		var _hover = false;
		var _prevIndex = 0;
		var _currentIndex = 0;
		var _slideCount = _slides.length;
		var _timer;
		if(_slideCount < 2) 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();
		_caption.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(_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);
			_caption.eq(_prevIndex).fadeOut();
			_caption.eq(_currentIndex).fadeIn();
			if(_autoHeight) _slides.eq(_currentIndex).parent().animate({height:_slides.eq(_currentIndex).outerHeight(true)},{duration:_duration,queue:false});
			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();
			});
		}
		jQuery(window).focus(function() {
			autoSlide();
		}).blur(function() {
			clearTimeout(_timer);
		});
		
		refreshStatus();
		autoSlide();
	});
};
// scrolling gallery plugin
jQuery.fn.scrollGallery = function(_options){
	var _options = jQuery.extend({
		sliderHolder: '>div',
		slider:'>ul',
		slides: '>li',
		pagerLinks:'div.pager a',
		btnPrev:'a.link-prev',
		btnNext:'a.link-next',
		activeClass:'active',
		disabledClass:'disabled',
		generatePagination:'div.pg-holder',
		curNum:'em.scur-num',
		allNum:'em.sall-num',
		circleSlide:true,
		pauseClass:'gallery-paused',
		pauseButton:'none',
		pauseOnHover:true,
		autoHeight:false,
		autoRotation:false,
		stopAfterClick:false,
		switchTime:5000,
		duration:650,
		easing:'swing',
		event:'click',
		splitCount:false,
		afterInit:false,
		vertical:false,
		step:false
	},_options);
	return this.each(function(){
		// gallery options
		var _this = jQuery(this);
		var _sliderHolder = jQuery(_options.sliderHolder, _this);
		var _slider = jQuery(_options.slider, _sliderHolder);
		var _slides = jQuery(_options.slides, _slider);
		var _btnPrev = jQuery(_options.btnPrev, _this);
		var _btnNext = jQuery(_options.btnNext, _this);
		var _pagerLinks = jQuery(_options.pagerLinks, _this);
		var _generatePagination = jQuery(_options.generatePagination, _this);
		var _curNum = jQuery(_options.curNum, _this);
		var _allNum = jQuery(_options.allNum, _this);
		var _pauseButton = jQuery(_options.pauseButton, _this);
		var _pauseOnHover = _options.pauseOnHover;
		var _pauseClass = _options.pauseClass;
		var _autoHeight = _options.autoHeight;
		var _autoRotation = _options.autoRotation;
		var _activeClass = _options.activeClass;
		var _disabledClass = _options.disabledClass;
		var _easing = _options.easing;
		var _duration = _options.duration;
		var _switchTime = _options.switchTime;
		var _controlEvent = _options.event;
		var _step = _options.step;
		var _vertical = _options.vertical;
		var _circleSlide = _options.circleSlide;
		var _stopAfterClick = _options.stopAfterClick;
		var _afterInit = _options.afterInit;
		var _splitCount = _options.splitCount;
		// gallery init
		if(!_slides.length) return;
		if(_splitCount) {
			var curStep = 0;
			var newSlide = jQuery('<slide>').addClass('split-slide');
			_slides.each(function(){
				newSlide.append(this);
				curStep++;
				if(curStep > _splitCount-1) {
					curStep = 0;
					_slider.append(newSlide);
					newSlide = jQuery('<slide>').addClass('split-slide');
				}
			});
			if(curStep) _slider.append(newSlide);
			_slides = _slider.children();
		}
		
		var _currentStep = 0;
		var _sumWidth = 0;
		var _sumHeight = 0;
		var _hover = false;
		var _stepWidth;
		var _stepHeight;
		var _stepCount;
		var _offset;
		var _timer;
		_slides.each(function(){
			_sumWidth+=jQuery(this).outerWidth(true);
			_sumHeight+=jQuery(this).outerHeight(true);
		});
		// calculate gallery offset
		function recalcOffsets() {
			if(_vertical) {
				if(_step) {
					_stepHeight = _slides.eq(_currentStep).outerHeight(true);
					_stepCount = Math.ceil((_sumHeight-_sliderHolder.height())/_stepHeight)+1;
					_offset = -_stepHeight*_currentStep;
				} else {
					_stepHeight = _sliderHolder.height();
					_stepCount = Math.ceil(_sumHeight/_stepHeight);
					_offset = -_stepHeight*_currentStep;
					if(_offset < _stepHeight-_sumHeight) _offset = _stepHeight-_sumHeight;
				}
			} else {
				if(_step) {
					_stepWidth = _slides.eq(_currentStep).outerWidth(true)*_step;
					_stepCount = Math.ceil((_sumWidth-_sliderHolder.width())/_stepWidth)+1;
					_offset = -_stepWidth*_currentStep;
					if(_offset < _sliderHolder.width()-_sumWidth) _offset = _sliderHolder.width()-_sumWidth;
				} else {
					_stepWidth = _sliderHolder.width();
					_stepCount = Math.ceil(_sumWidth/_stepWidth);
					_offset = -_stepWidth*_currentStep;
					if(_offset < _stepWidth-_sumWidth) _offset = _stepWidth-_sumWidth;
				}
			}
		}
		// gallery control
		if(_btnPrev.length) {
			_btnPrev.bind(_controlEvent,function(){
				if(_stopAfterClick) stopAutoSlide();
				prevSlide();
				return false;
			});
		}
		if(_btnNext.length) {
			_btnNext.bind(_controlEvent,function(){
				if(_stopAfterClick) stopAutoSlide();
				nextSlide();
				return false;
			});
		}
		if(_generatePagination.length) {
			_generatePagination.empty();
			recalcOffsets();
			var _list = jQuery('<ul />');
			for(var i=0; i<_stepCount; i++) jQuery('<li><a href="#">'+(i+1)+'</a></li>').appendTo(_list);
			_list.appendTo(_generatePagination);
			_pagerLinks = _list.children();
		}
		if(_pagerLinks.length) {
			_pagerLinks.each(function(_ind){
				jQuery(this).bind(_controlEvent,function(){
					if(_currentStep != _ind) {
						if(_stopAfterClick) stopAutoSlide();
						_currentStep = _ind;
						switchSlide();
					}
					return false;
				});
				jQuery(this).click(function(){return false})
			});
		}
		// gallery animation
		function prevSlide() {
			recalcOffsets();
			if(_currentStep > 0) _currentStep--;
			else if(_circleSlide) _currentStep = _stepCount-1;
			switchSlide();
		}
		function nextSlide() {
			recalcOffsets();
			if(_currentStep < _stepCount-1) _currentStep++;
			else if(_circleSlide) _currentStep = 0;
			switchSlide();
		}
		function refreshStatus(ind) {
			if(_pagerLinks.length) _pagerLinks.removeClass(_activeClass).eq(_currentStep).addClass(_activeClass);
			if(!_circleSlide) {
				_btnPrev.removeClass(_disabledClass);
				_btnNext.removeClass(_disabledClass);
				if(_currentStep == 0) _btnPrev.addClass(_disabledClass);
				if(_currentStep == _stepCount-1) _btnNext.addClass(_disabledClass);
			}
			if(_curNum.length) _curNum.text(_currentStep+1);
			if(_allNum.length) _allNum.text(_stepCount);
			
			// autoHeight
			
			var heightSlide;
			
			if(_autoHeight){
				heightSlide = _slides.eq(_currentStep).outerHeight();
				if(ind != 0){
					_slider.animate({height: heightSlide}, {queue: false, duration: _duration});
				}else{
					_slider.css({height: heightSlide});
				}
			}
		}
		function switchSlide() {
			recalcOffsets();
			if(_vertical) _slider.animate({marginTop:_offset},{duration:_duration,queue:false,easing:_easing});
			else _slider.animate({marginLeft:_offset},{duration:_duration,queue:false,easing:_easing});
			refreshStatus();
			autoSlide();
		}
		// autoslide function
		function stopAutoSlide() {
			if(_timer) clearTimeout(_timer);
			_autoRotation = false;
		}
		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();
			});
		}
		recalcOffsets();
		refreshStatus(0);
		autoSlide();
		// pause buttton
		if(_pauseButton.length) {
			_pauseButton.click(function(){
				if(_this.hasClass(_pauseClass)) {
					_this.removeClass(_pauseClass);
					_autoRotation = true;
					autoSlide();
				} else {
					_this.addClass(_pauseClass);
					stopAutoSlide();
				}
				return false;
			});
		}
		if(_afterInit && typeof _afterInit === 'function') _afterInit(_this, _slides);
	});
}
// jquery tabs plugin
jQuery.fn.jqueryTabs = function(_options){
	// default options
	var _options = jQuery.extend({
		addToParent:false,
		holdHeight:false,
		activeClass:'active',
		tabLinks:'a.tab',
		fadeSpeed:300,
		event:'click'
	},_options);

	return this.each(function(){
		var _holder = jQuery(this);
		var _fadeSpeed = _options.fadeSpeed;
		var _activeClass = _options.activeClass;
		var _addToParent = _options.addToParent;
		var _holdHeight = _options.holdHeight;
		var _tabLinks = jQuery(_options.tabLinks, _holder);
		var _tabset = (_addToParent ? _tabLinks.parent() : _tabLinks);
		var _event = _options.event;
		var _animating = false;
		var addClassPIE = 'tab-pie';

		// tabs init
		_tabLinks.each(function(){
			var _tmpLink = jQuery(this);
			var _tmpTab = jQuery(_tmpLink.attr('href'));
			var _classItem = (_addToParent ? _tmpLink.parent() : _tmpLink);
			if(_tmpTab.length) {
				if (_classItem.hasClass(_activeClass)) {
					_tmpTab.show().css({position: 'static'});
				}
				else 
					_tmpTab.hide().css({position: 'absolute'});
			}
		});

		// tab switcher
		function switchTab(_switcher) {
			if(!_animating) {
				var _link = jQuery(_switcher);
				var _newItem = (_addToParent ? _link.parent() : _link);
				var _newTab = jQuery(_link.attr('href'));
				if(_newItem.hasClass(_activeClass)) return;

				var _oldItem = jQuery(_addToParent ? _tabset : _tabLinks).filter('.'+_activeClass);
				var _oldTab = jQuery(jQuery(_addToParent ? _oldItem.children('a') : _oldItem).attr('href'));
				if(_newTab.length) {
					_animating = true;
					if(_oldItem.length) {
						_newItem.addClass(_activeClass);
						_oldItem.removeClass(_activeClass);

						var _parent = _oldTab.parent();
						if(_holdHeight) _parent.css({height:_parent.height()});

						_oldTab.fadeOut(_fadeSpeed,function(){
							_newTab.fadeIn(_fadeSpeed,function(){
								_animating = false;
							}).css({position: 'static'});
							if(_holdHeight) _parent.css({height:'auto'});
						}).css({position: 'absolute'});
					} else {
						_newItem.addClass(_activeClass);
						_newTab.fadeIn(_fadeSpeed,function(){
							_animating = false;
						}).css({position: 'static'});
					}
				}
			}
		}

		// control
		_tabLinks.each(function(){
			jQuery(this).bind(_event,function(){
				switchTab(this);
				return false;
			});
		});
	});
}
// clearForm
function clearFormFields(o){
	if (o.clearInputs == null) o.clearInputs = true;
	if (o.clearTextareas == null) o.clearTextareas = true;
	if (o.passwordFieldText == null) o.passwordFieldText = false;
	if (o.addClassFocus == null) o.addClassFocus = false;
	if (!o.filterClass) o.filterClass = "default";
	if(o.clearInputs) {
		var inputs = document.getElementsByTagName("input");
		for (var i = 0; i < inputs.length; i++ ) {
			if((inputs[i].type == "text" || inputs[i].type == "password") && inputs[i].className.indexOf(o.filterClass) == -1) {
				inputs[i].valueHtml = inputs[i].value;
				inputs[i].onfocus = function ()	{
					if(this.valueHtml == this.value) this.value = "";
					if(this.fake) {
						inputsSwap(this, this.previousSibling);
						this.previousSibling.focus();
					}
					if(o.addClassFocus && !this.fake) {
						this.className += " " + o.addClassFocus;
						this.parentNode.className += " parent-" + o.addClassFocus;
					}
				}
				inputs[i].onblur = function () {
					if(this.value == "") {
						this.value = this.valueHtml;
						if(o.passwordFieldText && this.type == "password") inputsSwap(this, this.nextSibling);
					}
					if(o.addClassFocus) {
						this.className = this.className.replace(o.addClassFocus, "");
						this.parentNode.className = this.parentNode.className.replace("parent-"+o.addClassFocus, "");
					}
				}
				if(o.passwordFieldText && inputs[i].type == "password") {
					var fakeInput = document.createElement("input");
					fakeInput.type = "text";
					fakeInput.value = inputs[i].value;
					fakeInput.className = inputs[i].className;
					fakeInput.fake = true;
					inputs[i].parentNode.insertBefore(fakeInput, inputs[i].nextSibling);
					inputsSwap(inputs[i], null);
				}
			}
		}
	}
	if(o.clearTextareas) {
		var textareas = document.getElementsByTagName("textarea");
		for(var i=0; i<textareas.length; i++) {
			if(textareas[i].className.indexOf(o.filterClass) == -1) {
				textareas[i].valueHtml = textareas[i].value;
				textareas[i].onfocus = function() {
					if(this.value == this.valueHtml) this.value = "";
					if(o.addClassFocus) {
						this.className += " " + o.addClassFocus;
						this.parentNode.className += " parent-" + o.addClassFocus;
					}
				}
				textareas[i].onblur = function() {
					if(this.value == "") this.value = this.valueHtml;
					if(o.addClassFocus) {
						this.className = this.className.replace(o.addClassFocus, "");
						this.parentNode.className = this.parentNode.className.replace("parent-"+o.addClassFocus, "");
					}
				}
			}
		}
	}
	function inputsSwap(el, el2) {
		if(el) el.style.display = "none";
		if(el2) el2.style.display = "inline";
	}
}