$(function(){
	initAutoScalingNav({
		menuId: "nav-list",
		tag: "a"
	});
	hideFormText();
	initSlideShow();
	initGalleries();
})
// auto scaling nav
function initAutoScalingNav(o) {
	if (!o.menuId) o.menuId = "nav-list";
	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 = true;
	if (!o.sideClasses) o.sideClasses = false;
	if (!o.equalLinks) o.equalLinks = false;
	if (!o.flexible) o.flexible = false;
	var nav = document.getElementById(o.menuId);
	if(nav) {
		nav.className += " scaling-active";
		var lis = nav.getElementsByTagName("li");
		var asFl = [];
		var lisFl = [];
		var width = 0;
		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(width < t.offsetWidth) width = t.offsetWidth;
			}
			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(o.equalLinks && width * asFl.length < menuWidth) {
			for (var i=0; i<asFl.length; i++) {
				asFl[i].width = width;
			}
		}
		width = getItemsWidth(asFl);
		if(width < menuWidth) {
			var version = navigator.userAgent.toLowerCase();
			for (var i=0; getItemsWidth(asFl) < menuWidth; i++) {
				asFl[i].width++;
				if(!o.flexible) {
					asFl[i].style.width = asFl[i].width + "px";
				}
				if(i >= asFl.length-1) i=-1;
			}
			if(o.flexible) {
				for (var i=0; i<asFl.length; i++) {
					width = (asFl[i].width - o.spacing - o.constant/asFl.length)/menuWidth*100;
					if(i != asFl.length-1) {
						lisFl[i].style.width = width + "%";
					}
					else {
						if(navigator.appName.indexOf("Microsoft Internet Explorer") == -1 || version.indexOf("msie 8") != -1 || version.indexOf("msie 9") != -1)
							lisFl[i].style.width = width + "%";
					}
				}
			}
		}
		else if(o.minPaddings > 0) {
			for (var i=0; i<asFl.length; i++) {
				asFl[i].style.paddingLeft = o.minPaddings + "px";
				asFl[i].style.paddingRight = o.minPaddings + "px";
			}
		}
		if(o.sideClasses) {
			lisFl[0].className += " first-child";
			lisFl[0].getElementsByTagName(o.tag).item(0).className += " first-child-a";
			lisFl[lisFl.length-1].className += " last-child";
			lisFl[lisFl.length-1].getElementsByTagName(o.tag).item(0).className += " last-child-a";
		}
		nav.className += " scaling-ready";
	}
	function getItemsWidth(a) {
		var w = 0;
		for(var q=0; q<a.length; q++) {
			w += a[q].width;
		}
		return w;
	}
}
// hide form text
function hideFormText(){
	jQuery('input:text, input:password, textarea').each(function(){
		var _el = jQuery(this);
		var _val = _el.val();
		_el.bind('focus', function(){
			if(this.value == _val) this.value = '';
		}).bind('blur', function(){
			if(this.value == '') this.value = _val;
		});
	});
};
// galleries
function initGalleries(){
	var _g1 = $('.carusel').gallery({
		duration: 600,
		listOfSlides: '.cl-holder>ul>li',
		slideElement: 3
	});
	$('.carusel').mouseenter(function(){
		_g1.stop();
	}).mouseleave(function(){
		_g1.play();
	});
}
// gallery
;(function($) {
	function Gallery(el, options) {
		this._hold = $(el);
		this.initOptions(options);
		this._timer = options.autoRotation;
		this._t;
		this.initialize();
	}
	
	$.fn.gallery = function(options) {
		return new Gallery(this.get(0), options);
	};
	Gallery.prototype = {
		initOptions: function(_obj){
			this.options = {
				randomSlide: false,
				changeHeight: false,
				duration: 700,
				slideElement: 1,
				event: 'click',
				autoRotation: true,
				effect: false,
				listOfSlides: 'ul > li',
				switcher: false,
				disableBtn: false,
				nextBtn: 'a.next-link, a.btn-next, a.next, a.link-next',
				prevBtn: 'a.prev-link, a.btn-prev, a.prev, a.link-prev',
				circle: true,
				direction: false,
				IE: false,
				swicherBuilder: false,
				titleReplace: false
			};
			for(key in _obj) this.options[key] = _obj[key];
		},
		initialize: function(){
			var _this = this;
			var _hold = _this._hold;
			var _speed = _this.options.duration;
			var _timer = _this.options.autoRotation;
			var _el = _hold.find(_this.options.listOfSlides);
			if(_el.length){
				_el.css('display','block');
				if (_this.options.effect){
					_el.css('position','absolute');
					var _list = _el;
				}
				else var _list = _el.parent();
				var _switcher = _hold.find(_this.options.switcher);
				var _next = _hold.find(_this.options.nextBtn);
				var _prev = _hold.find(_this.options.prevBtn);
				var _count = _el.index(_el.filter(':last'));
				var _w = _el.outerWidth(true);
				var _h = _el.outerHeight(true);
				if (_this.options.switcher) var _active = _switcher.index(_switcher.filter('.active:eq(0)'));
				else var _active = _el.index(_el.filter('.active:eq(0)'));
				if (_active < 0) _active = 0;
				var _last = _active;
				if(_this.options.swicherBuilder){
					this._hold.append('<ul class="'+_this.options.swicherBuilder+'" />');
					var _newSwitcher = $('.' + _this.options.swicherBuilder, this._hold);
					
					for (var i = 0; i < _el.length; i++){
						_newSwitcher.append('<li><a href="#">'+ (i+1) +'</a></li>');
						if(i==_active){
							_newSwitcher.find('li').eq(_active).addClass('active');
						}
					};
					
					_switcher = _newSwitcher.find('li');
				}
				if(_this.options.titleReplace){
					var titleReplace = _hold.find(_this.options.titleReplace);
					if(titleReplace.length){
						_el.each(function(i){
							var this_el = $(this);
							var this_title = this_el.attr('title');
							if(this_title.length){
								_el.eq(i).data("title", this_title);
							}else{
								_el.eq(i).data("title", 'No title');
							}
							this_el.removeAttr('title');
						});
						titleReplace.html(_el.eq(_active).data("title"));
					}
				}
				
				// Installation directions
				if (!_this.options.direction) {
					var _wrapHolderW = Math.ceil(_list.parent().width() / _w);
					if (((_wrapHolderW - 1) * _w + _w / 2) > _list.parent().width()) _wrapHolderW--;
				}
				else{
					var _wrapHolderW = Math.ceil(_list.parent().height()/_h);
					if (((_wrapHolderW-1)*_h + _h/2) > _list.parent().height()) _wrapHolderW--;
				}
				
				// Setting "fade" or "slide" effect
				if (!_this.options.effect) var rew = _count - _wrapHolderW + 1;
				else var rew = _count;
				if (!_this.options.effect) {
					if (!_this.options.direction) _list.css({marginLeft: -(_w * _active)})
					else _list.css({marginTop: -(_h * _active)})
				}
				else {
					_list.css({
						opacity: 0
					}).removeClass('active').eq(_active).addClass('active').css({
						opacity: 1
					}).css('opacity', 'auto');
					_switcher.removeClass('active').eq(_active).addClass('active');
					if ($.browser.msie && _this.options.IE){
						_list.css({
							display: 'none'
						});
						_list.eq(_active).css({
							display: 'block'
						});
					}
				}
				
				// Disable or enable buttons "prev next"
				if (_this.options.disableBtn) {
					if (_count < _wrapHolderW) _next.addClass(_this.options.disableBtn);
					_prev.addClass(_this.options.disableBtn);
				}
				
				// Function to "fade"
				if(_this.options.changeHeight){
					if (_this.options.effect){
						_el.parent().css({height: _list.eq(_active).outerHeight(true), overflow: 'hidden'});
					}else{
						if(_this.options.slideElement>1){
							var active_H = _list.children().eq(_active).outerHeight(true);
							for (var i = 1; i < _this.options.slideElement; i++){
								if(active_H<_list.children().eq(_active+i).outerHeight(true)){
									active_H=_list.children().eq(_active+i).outerHeight(true)
								}
							};
							_el.parent().css({height: active_H, overflow: 'hidden'});
						}else _el.parent().css({height: _list.children().eq(_active).outerHeight(true), overflow: 'hidden'});
					}
				}
				function fadeElement(){
					if ($.browser.msie && _this.options.IE){
						_list.eq(_last).css({
							opacity:0,
							display: 'none'
						});
						_list.removeClass('active').eq(_active).addClass('active').css({
							opacity:'auto',
							display: 'block'
						});
					}
					else{
						_list.eq(_last).animate({opacity:0}, {queue:false, duration: _speed});
						_list.removeClass('active').eq(_active).addClass('active').animate({
							opacity:1
						}, {queue:false, duration: _speed, complete: function(){
							$(this).css('opacity','auto');
						}});
					}
					if(_this.options.changeHeight){
						_el.parent().animate({
							height: _list.eq(_active).outerHeight(true)
						}, {queue:false, duration:_speed});
					}
					if (_this.options.switcher) _switcher.removeClass('active').eq(_active).addClass('active');
					_last = _active;
					if(titleReplace){
						titleReplace.html(_el.eq(_active).data("title"));
					}
				}
				// Function for "slide"
				function scrollEl(){
					if (!_this.options.direction) _list.animate({marginLeft: -(_w * _active)}, {queue:false, duration: _speed})
					else _list.animate({marginTop: -(_h * _active)}, {queue:false, duration: _speed})
					if (_this.options.switcher && _this.options.slideElement) _switcher.removeClass('active').eq(_active/_this.options.slideElement).addClass('active');
					else{
						if (_this.options.switcher) _switcher.removeClass('active').eq(_active).addClass('active');
					}
					if(_this.options.changeHeight){
						if(_this.options.slideElement>1){
							var active_H = _list.children().eq(_active).outerHeight(true);
							for (var i = 1; i < _this.options.slideElement; i++){
								if(active_H<_list.children().eq(_active+i).outerHeight(true)){
									active_H=_list.children().eq(_active+i).outerHeight(true)
								}
							};
							_el.parent().animate({
								height: active_H
							}, {queue:false, duration:_speed});
						}else{
							_el.parent().animate({
								height: _list.children().eq(_active).outerHeight(true)
							}, {queue:false, duration:_speed});
						}
					}
					if(titleReplace){
						titleReplace.html(_el.eq(_active).data("title"));
					}
				}
				function toPrepare(){
					if ((_active == rew) && _this.options.circle) _active = -_this.options.slideElement;
					for (var i = 0; i < _this.options.slideElement; i++){
						if(_this.options.randomSlide){
							var pre_active = _active;
							if(_this.options.listOfSlides.length){
								while(pre_active == _active){
									_active = parseInt(Math.random()*(_count+1));
								}
							}
						}else{
							_active++;
						}
						if (_active > rew) {
							_active--;
							if (_this.options.disableBtn &&(_count > _wrapHolderW)) _next.addClass(_this.options.disableBtn);
						}
					}
					if (_active == rew) if (_this.options.disableBtn &&(_count > _wrapHolderW)) _next.addClass(_this.options.disableBtn);
					if (!_this.options.effect) scrollEl();
					else fadeElement();
				}
				if(_this._timer){
					_this._hold.bind('runTimer', function(){
						if(_this._t) clearTimeout(_this._t);
						_this._t = setInterval(function(){
							toPrepare();
						}, _this._timer);
					});
				}
				_next.click(function(){
					if(_this._t) clearTimeout(_this._t);
					if (_this.options.disableBtn &&(_count > _wrapHolderW)) _prev.removeClass(_this.options.disableBtn);
					toPrepare();
					if (_this._timer) _this._hold.trigger('runTimer');
					return false;
				});
				_prev.click(function(){
					if(_this._t) clearTimeout(_this._t);
					if (_this.options.disableBtn &&(_count > _wrapHolderW)) _next.removeClass(_this.options.disableBtn);
					if ((_active == 0) && _this.options.circle) _active = rew + _this.options.slideElement;
					for (var i = 0; i < _this.options.slideElement; i++){
						_active--;
						if (_active < 0) {
							_active++;
							if (_this.options.disableBtn &&(_count > _wrapHolderW)) _prev.addClass(_this.options.disableBtn);
						}
					};
					if (_active == 0) if (_this.options.disableBtn &&(_count > _wrapHolderW)) _prev.addClass(_this.options.disableBtn);
					if (!_this.options.effect) scrollEl();
					else fadeElement();
					if (_this._timer) _this._hold.trigger('runTimer');
					return false;
				});
				if (_this.options.switcher) _switcher.click(function(){
					if (_this.options.event=='click'){
						if (_this.options.slideElement){
							_active = _switcher.index($(this))*_this.options.slideElement;
						}else{
							_active = _switcher.index($(this));
						}
						if(_this._t) clearTimeout(_this._t);
						if (!_this.options.effect) scrollEl();
						else fadeElement();
						if (_this._timer) _this._hold.trigger('runTimer');
					}
					return false;
				}).mouseenter(function(){
					if (_this.options.event=='hover'){
						if (_this.options.slideElement){
							_active = _switcher.index($(this))*_this.options.slideElement;
						}else{
							_active = _switcher.index($(this));
						}
						if(_this._t) clearTimeout(_this._t);
						if (!_this.options.effect) scrollEl();
						else fadeElement();
						if (_this._timer) _this._hold.trigger('runTimer');
					}
				});
				if (_this._timer) _this._hold.trigger('runTimer');
			}
		},
		stop: function(){
			var _this = this;
			if (_this._t) clearTimeout(_this._t);
		},
		play: function(){
			var _this = this;
			if (_this._t) clearTimeout(_this._t);
			if (_this._timer) _this._hold.trigger('runTimer');
		}
	}
}(jQuery));

function initSlideShow() {
	$('div.gallery-post').scrollGallery({
		sliderHolder: 'div.gp-holder',
		slider:'>ul.gp-list',
		slides: '>li',
		btnPrev:'a.prev',
		btnNext:'a.next',
		pagerLinks:'ul.switch-list > li'
	});
}

// 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,
		autoRotation:true,
		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 _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 = $('<slide>').addClass('split-slide');
			_slides.each(function(){
				newSlide.append(this);
				curStep++;
				if(curStep > _splitCount-1) {
					curStep = 0;
					_slider.append(newSlide);
					newSlide = $('<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+=$(this).outerWidth(true);
			_sumHeight+=$(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 = $('<ul />');
			for(var i=0; i<_stepCount; i++) $('<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;
				});
			});
		}

		// 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() {
			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);
		}
		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();
		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);
	});
}
