//Page init scripts
jQuery(function(){
	
	var pages = ["/index","/why-blacklocus","/product-tour/overview","/product-tour/overview","/product-tour/ecommerce-competitive-landscape","/product-tour/ecommerce-competitive-analysis","/product-tour/ecommerce-price-analysis","/product-tour/ecommerce-pricing-adjustments","/product-tour/online-channel-compliance","/product-tour/alerts-and-reports","/plans-pricing","/about-us/our-story","/about-us/our-story","/about-us/the-team","/about-us/press","/about-us/careers","http://blog.blacklocus.com"];
	var aboutuspages = ["our-story","our-story","the-team","press","careers","awards-presentations"];
    
	$(".logo a").attr("href", pages[0]);
	
	$("#nav a").each(
		function(i) {
			$(this).attr("href", pages[i+1]);
		}
	);
	
	$("#sign-up-hover").hide();
	$("#sign-up-tip").hover(
		function(){	
			$("#sign-up-hover").show();
		},
		function(){	
			$("#sign-up-hover").show();
		}
	);
	$("#sign-up-hover").hover(
		function(){	
			$("#sign-up-hover").show();
		},
		function(){	
			$("#sign-up-hover").hide();
		}
	);
	
	$(".sub-nav-frame").hide();

	$("#tour").hover(
		function(){	
			$("#tour-sub-nav-box .sub-nav-frame").show();
			$("#tour-sub").show();
            $("#sub-nav-tour").css({"display":"inline"});
		},
		function(){	
			$("#tour-sub-nav-box .sub-nav-frame").hide();
			$("#tour-sub").hide();
		}
	);
	
	$("#tour-sub-nav-box").hover(
		function(){	
			$("#tour-sub-nav-box .sub-nav-frame").show();
			$("#tour-sub").show();
			$(".tour").css({"background-color":"#f4f4f4"});
			$(".tour").css({"background-image":"url(../images/nav-divider-active.gif) no-repeat"});
			$(".tour").css({"border-right":"#bdbdbd 1px solid"});
            $("#sub-nav-tour").css({"display":"inline"});
		},
		function(){	
			$("#tour-sub-nav-box .sub-nav-frame").hide();
			$("#tour-sub").hide();
			$(".tour").css({"background-color":"transparent"});
			$(".tour").css({"background-image":"url(../images/nav-divider.gif) no-repeat"});
			$(".tour").css({"border-right":"#fff 1px solid"});
		}
	);
	
	$("#about").hover(
		function(){	
			$("#about-sub-nav-box .sub-nav-frame").show();
			$("#about-sub").show();
		},
		function(){	
			$("#about-sub-nav-box .sub-nav-frame").hide();
			$("#about-sub").hide();
            $("#sub-nav").css({"display":"inline"});
		}
	);
	
	$("#about-sub-nav-box").hover(
		function(){	
			$("#about-sub-nav-box .sub-nav-frame").show();
			$("#about-sub").show();
			$(".about").css({"background-color":"#f4f4f4"});
			$(".about").css({"background-image":"url(../images/nav-divider-active.gif) no-repeat"});
			$(".about").css({"border-right":"#bdbdbd 1px solid"});
            $("#sub-nav").css({"display":"inline"});
		},
		function(){	
			$("#about-sub-nav-box .sub-nav-frame").hide();
			$("#about-sub").hide();
			$(".about").css({"background-color":"transparent"});
			$(".about").css({"background-image":"url(../images/nav-divider.gif) no-repeat"});
			$(".about").css({"border-right":"#fff 1px solid"});
		}
	);
	
	$("#sidebar-about .sidebar-menu li a").each(
		function(i) {
			$(this).attr("href", aboutuspages[i+1]);
		}
	);
	
	$(".content-team .news-select a").click(function(){
		var selectedId = $(this).attr("id").toString();	
		
		$("ul#the-team li").each(function() {
        	if ($(this).attr("id") == selectedId) {
				$(this).show();
			}
			else {
				$(this).hide();
			}      		
      	});
		$(".content-team .news-select a").each(function() {
        	if ($(this).attr("id") == selectedId) {
				$(this).addClass("active");
			}
			else {
				$(this).removeClass("active");
			}      		
      	});
	
	});
	
	$("#content-home-news .news-select a").click(function(){
		var selectedId = $(this).attr("id").toString();	
		
		if (selectedId == "media-coverage") {
			$("#content-home-news ul li#media-coverage").show();
			$("#content-home-news ul li#press-releases").hide();
		}
		else if (selectedId == "press-releases") {
			$("#content-home-news ul li#media-coverage").hide();
			$("#content-home-news ul li#press-releases").show();
		}
		
		$("#content-home-news .news-select a").each(function() {
        	if ($(this).attr("id") == selectedId) {
				$(this).addClass("active");
			}
			else {
				$(this).removeClass("active");
			}      		
      	});
	});
	
	$("#content-press .news-select a").click(function(){
		var selectedId = $(this).attr("id").toString();	
		
		if (selectedId == "media-coverage") {
			$("ul#press li#media-coverage").show();
			$("ul#press li#press-releases").hide();
		}
		else if (selectedId == "press-releases") {
			$("ul#press li#media-coverage").hide();
			$("ul#press li#press-releases").show();
		}
		
		$("#content-press .news-select a").each(function() {
        	if ($(this).attr("id") == selectedId) {
				$(this).addClass("active");
			}
			else {
				$(this).removeClass("active");
			}
      	});
	});
	
	/*$(".contact-message textarea").focusin(function() {
		$(".contact-message").css({"background-image":"url(../images/bg-textarea-oncursor.gif)"});
		$(".contact-message .contact-box").css({"background-image":"url(../images/bg-textarea-oncursor.gif)"});
		$(".contact-message .contact-holder").css({"background-image":"url(../images/bg-textarea-oncursor.gif)"});
	});

	$(".contact-message textarea").focusout(function() {
		$(".contact-message").css({"background-image":"url(../images/bg-textarea.gif)"});
		$(".contact-message .contact-box").css({"background-image":"url(../images/bg-textarea.gif)"});
		$(".contact-message .contact-holder").css({"background-image":"url(../images/bg-textarea.gif)"});
	});
*/
  
	initPopups();
	initAccordion();
	initSlideshow();
	initScollLink();
	/* initOpenClose(); */
});

/* scrollTo init */
function initScollLink(){
	jQuery('.slide-list').each(function(){
		new initScrollTo(jQuery(this),{
			linkAnchor: 'a',
			refreshHash: false
		});
	});
};

/* initOpenClose */
function initOpenClose(){
	jQuery('.open-close').OpenClose({
		activeClass:'open-info',
		opener:'.opener',
		closeBtn: '.about-heading .btn-back',
		slider:'div.slide-content',
		effect:'slide',
		animSpeed: 500
	});
};
// open-close plugin
jQuery.fn.OpenClose = function(_options){
	// default options
	var _options = jQuery.extend({
		activeClass:'active',
		opener:'.opener',
		closeBtn: '.close-btn',
		slider:'.slide',
		animSpeed: 400,
		animStart:false,
		animEnd:false,
		effect:'fade',
		outClickHide: false,
		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 closeBtn = jQuery(_options.closeBtn, _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) && !closeBtn.length) {
						_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(closeBtn.length){
				closeBtn.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);
						}
					}
					return false;
				});
			}
			if(_holder.hasClass(_activeClass)) _slider.show();
			else _slider.hide();
			if(_options.outClickHide){
				jQuery('body').bind('click', function(e){
					if(_holder.hasClass(_activeClass)) {
						if(!jQuery(e.target).parents().is(_holder)){
							_slider[_effect=='fade' ? 'fadeOut' : 'slideUp'](_slideSpeed,function(){
								if(typeof _animEnd === 'function') _animEnd();
							});
							_holder.removeClass(_activeClass);
						}
					}
				});
			};
		}
	});
};

/* scrollTo module */
function initScrollTo(context, options){this.init(context, options)}
(function( $ ){
	initScrollTo.prototype = {
		linkAnchor: 'a',
		linkAttr: 'href',
		easingEffect: 'swing',
		animationSpeed: 500,
		refreshHash: false,
		afterAnimation: function(){},
		init: function(context, options){
			for ( var i in options ) this[i] = options[i];
			this.set = $(context);
			if(this.set == undefined) return;
			this.linkAnchor = this.set.find(this.linkAnchor);
			this.linkAnchor.each(this.binder(function(i, links){
				jQuery(links).bind('click', this.binder(function(e){
					 this.scrollToAnimation(jQuery(this.linkAnchor[i]).attr(this.linkAttr).substr(jQuery(this.linkAnchor[i]).attr(this.linkAttr).lastIndexOf('#')));
					return false;
				}))
			}));
		},
		scrollToAnimation: function(anchor){
			jQuery('html, body').animate({
				scrollTop: jQuery(anchor).offset().top
			}, {
				queue: false,
				easing: this.easingEffect,
				duration: this.animationSpeed,
				complete: this.binder(function(){
					if(this.refreshHash) window.location.hash = anchor;
					this.timer = setTimeout(this.binder(function(){
						clearTimeout(this.timer);
						this.afterAnimation();
					}), 1000);
				})
			});
		},
		binder: function(fn, scope, args){
			var newScope = scope || this;
			return function() {
				return fn.apply(newScope, args || arguments);
			}
		}
	}
})( jQuery );

//slideshow
function initSlideshow(){
	jQuery('.carousel').each(function(){
		new initSlidesNV(jQuery(this),{
			list: '.carousel-holder > ul',
			btnPrev: '.link-prev',
			btnNext: '.link-next',
			onStart: function(set, list, slides, currentNum){
				set.list.css({ position: 'relative', width: '100%', overflow: 'hidden' });
				set.slides.css({ position: 'absolute', top: 0, left: 0, display: 'none' });
				set.slides.eq(currentNum).css({ display: 'block' });
				set.autoHeight(0);
			}
		});
	});
};
/* slideshow module */
function initSlidesNV(context, options){this.init(context, options)}
(function( $ ){
	initSlidesNV.prototype = {
		holder: '>div',
		list: '>ul',
		slides: '>li',
		animationSpeed: 500,
		btnPrev: '.prev',
		btnNext: '.next',
		eventType: 'click',
		eventTypeForPager: 'click',
		pagerLinks: false,
		swichTime: false, // 1000 = 1 sec
		circle: true,
		direction: 'rtl', // 'rtl', 'ltr', 'ttb', 'btt'
		autoHeightList: true,
		startSlide: 0,
		stopOnHover: true,
		onStart: function(){},
		afterAnimation: function(){},
		init: function(context, options){
			for ( var i in options ) this[i] = options[i]; 
			this.set = $(context);
			if(this.set == undefined) return;
			
			this.waitAnimation = true;
			this.prevSlide = this.nextSlide = this.startSlide;
			this.btnNext = this.set.find(this.btnNext);
			this.btnPrev = this.set.find(this.btnPrev);
			this.list = this.set.find(this.list);
			this.holder = this.list.parent();
			this.slides = this.list.find(this.slides);
			if(this.pagerLinks){
				this.set.find(this.pagerLinks).each(this.binder(function(i, links){
					jQuery(links).bind(this.eventTypeForPager, this.binder(function(){
						this.prevSlide = this.nextSlide;
						this.nextSlide = i;
						if(this.nextSlide != this.prevSlide) this.swichSlide(this.prevSlide, this.nextSlide);
						return false;
					}))
				}))
			};
			this.btnNext.bind(this.eventType, this.binder(function(){
				if(this.waitAnimation){
					this.waitAnimation = false;
					this.next();
				};
				return false;
			}));
			this.btnPrev.bind(this.eventType, this.binder(function(){
				if(this.waitAnimation){
					this.waitAnimation = false;
					this.prev();
				};
				return false;
			}));
			this.autoRotation();
			if(this.stopOnHover){
				this.set.bind('mouseenter', this.binder(function(){
					clearTimeout(this.timer);
				})).bind('mouseleave', this.binder(function(){
					this.autoRotation();
				}))
			}
			this.onStart(this, this.list, this.slides, this.nextSlide);
		},
		prev: function(){
			this.prevSlide = this.nextSlide;
			if(this.nextSlide > 0){
				this.nextSlide--
			}
			else if(this.circle) {
				this.nextSlide = this.slides.length-1
			};
			this.swichSlide(this.prevSlide, this.nextSlide);
		},
		next: function(){
			this.prevSlide = this.nextSlide;
			if(this.nextSlide < this.slides.length-1){
				this.nextSlide++
			}
			else if(this.circle) {
				this.nextSlide = 0
			};
			this.swichSlide(this.prevSlide, this.nextSlide);
		},
		swichSlide: function(prev, next){
			if(!this.slides.eq(next).length) return;
			this.slides.eq(prev).animate({
				opacity: 0
			}, { queue: false, duration: this.animationSpeed, complete: this.binder(function(){
				this.slides.eq(prev).css({ display: 'none' });
			})})
			this.slides.eq(next).css({ 
				opacity: 0,
				display: 'block'
			}).animate({
				opacity: 1
			}, { queue: false, duration: this.animationSpeed, complete: this.binder(function(){
				this.afterAnimation(this, this.list, this.slides, next);
				this.waitAnimation = true;
				if(this.autoHeightList) this.autoHeight(this.nextSlide);
				this.autoRotation();
			})});
		},
		autoHeight: function(next){
			if(this.autoHeightList){
				this.list.animate({ height: this.slides.eq(next).outerHeight() }, { queue: false, duration: 150 });
			}
		},
		autoRotation: function(){
			if(this.swichTime){
				this.timer = setTimeout(this.binder(function(){
					if(this.direction == 'ltr'){
						this.prev();
					}else if(this.direction == 'rtl') {
						this.next();
					}
				}, this.swichTime))
			}
		},
		binder: function(fn, scope, args){
			var newScope = scope || this;
			return function() {
				return fn.apply(newScope, args || arguments);
			}
		}
	}
})( jQuery );

/* accordion */
function initAccordion(){
	jQuery('.accordion').acc({
		opener: '.faq-list',
		slide: '.slide-list'
	});
};
jQuery.fn.acc = function(_options){
	var _options = jQuery.extend({
		speed: 400,
		active: 'active',
		list: '.children()',
		opener: 'a.opener',
		slide: 'div.slide'
	}, _options);
	return this.each(function(){
		var _list = eval('jQuery(this)' + _options.list);
		var _active = _options.active;
		var _speed = _options.speed;
		var _a = _list.index(_list.filter('.' + _active + ':eq(0)'));
		if(_a != -1) _list.removeClass(_active).eq(_a).addClass(_active);
		for(var i = 0; i < _list.length; i++){
			_list.eq(i).data('btn', _list.eq(i).find(_options.opener).eq(0));
			_list.eq(i).data('box', _list.eq(i).children(_options.slide).eq(0));
			if(i == _a) _list.eq(i).data('box').css('display', 'block');
			else _list.eq(i).data('box').css('display', 'none');
			_list.eq(i).data('btn').data('ind', i);
			_list.eq(i).data('btn').click(function(){
				if (_list.eq(jQuery(this).data('ind')).data('box').length != 0) {
					changeEl(jQuery(this).data('ind'));
					return false;
				}
			});
		}
		var anim_f = true;
		var a_h, ind_h, _k;
		function changeEl(_ind){
			if(anim_f){
				anim_f = false;
				if(_a == _ind){
					_list.eq(_a).removeClass(_active).data('box').animate({height: 0}, {
						duration: _speed,
						complete: function(){
							jQuery(this).css({display:'none', height:'auto'});
							_a = -1;
							anim_f = true;
						}
					});
				}
				else{
					_list.eq(_ind).data('box').css('display', 'block');
					ind_h = _list.eq(_ind).data('box').outerHeight();
					_list.eq(_ind).data('box').height(0);
					if(_a != -1){
						a_h = _list.eq(_a).removeClass(_active).data('box').outerHeight();
						_k = a_h/ind_h;
					}
					_list.eq(_ind).addClass(_active).data('box').animate({height: ind_h}, {
						duration: _speed,
						step: function(t_h){
							if(_a != -1) _list.eq(_a).data('box').height(a_h - t_h*_k);
						},
						complete: function(){
							_list.eq(_ind).data('box').height('auto');
							if(_a != -1) _list.eq(_a).data('box').css({display:'none', height: 'auto'});
							_a = _ind;
							anim_f = true;
						}
					});
				}
			}
		}
	});
};

// popups function
function initPopups() {
	var _zIndex = 1000;
	var _fadeSpeed = 350;
	var _faderOpacity = 0.65;
	var _faderBackground = '#000';
	var _faderId = 'lightbox-overlay';
	var _closeLink = 'a.btn-close, a.close, a.cancel';
	var _fader;
	var _lightbox = null;
	var _ajaxClass = 'ajax-load';
	var _openers = jQuery('a.open-popup');
	var _page = jQuery(document);
	var _minWidth = jQuery('body > div:eq(0)').outerWidth();
	var _scroll = false;

	// init popup fader
	_fader = jQuery('#'+_faderId);
	if(!_fader.length) {
		_fader = jQuery('<div />');
		_fader.attr('id',_faderId);
		jQuery('body').append(_fader);
	}
	_fader.css({
		opacity:_faderOpacity,
		backgroundColor:_faderBackground,
		position:'absolute',
		overflow:'hidden',
		display:'none',
		top:0,
		left:0,
		zIndex:_zIndex
	});

	// IE6 iframe fix
	if(jQuery.browser.msie && jQuery.browser.version < 7) {
		if(!_fader.children().length) {
			var _frame = jQuery('<iframe src="javascript:false" frameborder="0" scrolling="no" />');
			_frame.css({
				opacity:0,
				width:'100%',
				height:'100%'
			});
			var _frameOverlay = jQuery('<div>');
			_frameOverlay.css({
				top:0,
				left:0,
				zIndex:1,
				opacity:0,
				background:'#000',
				position:'absolute',
				width:'100%',
				height:'100%'
			});
			_fader.empty().append(_frame).append(_frameOverlay);
		}
	}

	// lightbox positioning function
	function positionLightbox() {
		if(_lightbox) {
			var _windowHeight = jQuery(window).height();
			var _windowWidth = jQuery(window).width();
			var _lightboxWidth = _lightbox.outerWidth();
			var _lightboxHeight = _lightbox.outerHeight();
			var _pageHeight = _page.height();

			if (_windowWidth < _minWidth) _fader.css('width',_minWidth);
				else _fader.css('width','100%');
			if (_windowHeight < _pageHeight) _fader.css('height',_pageHeight);
				else _fader.css('height',_windowHeight);

			_lightbox.css({
				position:'absolute',
				zIndex:(_zIndex+1)
			});

			// vertical position
			if (_windowHeight > _lightboxHeight) {
				if (jQuery.browser.msie && jQuery.browser.version < 7) {
					_lightbox.css({
						position:'absolute',
						top: parseInt(jQuery(window).scrollTop()) + (_windowHeight - _lightboxHeight) / 2
					});
				} else {
					_lightbox.css({
						position:'fixed',
						top: (_windowHeight - _lightboxHeight) / 2
					});
				}
			} else {
				var _faderHeight = _fader.height();
				if(_faderHeight < _lightboxHeight) _fader.css('height',_lightboxHeight);
				if (!_scroll) {
					if (_faderHeight - _lightboxHeight > parseInt(jQuery(window).scrollTop())) {
						_faderHeight = parseInt(jQuery(window).scrollTop())
						_scroll = _faderHeight;
					} else {
						_scroll = _faderHeight - _lightboxHeight;
					}
				}
				_lightbox.css({
					position:'absolute',
					top: _scroll
				});
			}

			// horizontal position
			if (_fader.width() > _lightbox.outerWidth()) _lightbox.css({left:(_fader.width() - _lightbox.outerWidth()) / 2});
			else _lightbox.css({left: 0});
		}
	}

	// show/hide lightbox
	function toggleState(_state) {
		if(!_lightbox) return;
		if(_state) {
			_fader.fadeIn(_fadeSpeed,function(){
				_lightbox.fadeIn(_fadeSpeed);
			});
			_scroll = false;
			positionLightbox();
		} else {
			_lightbox.fadeOut(_fadeSpeed,function(){
				_fader.fadeOut(_fadeSpeed);
				_scroll = false;
			});
		}
	}

	// popup actions
	function initPopupActions(_obj) {
		if(!_obj.get(0).jsInit) {
			_obj.get(0).jsInit = true;
			// close link
			_obj.find(_closeLink).click(function(){
				_lightbox = _obj;
				toggleState(false);
				return false;
			});
		}
	}

	// lightbox openers
	_openers.each(function(){
		var _opener = jQuery(this);
		var _target = _opener.attr('href');

		// popup load type - ajax or static
		if(_opener.hasClass(_ajaxClass)) {
			_opener.click(function(){
				// ajax load
				if(jQuery('div[rel*="'+_target+'"]').length == 0) {
					jQuery.ajax({
						url: _target,
						type: "POST",
						dataType: "html",
						success: function(msg){
							// append loaded popup
							_lightbox = jQuery(msg);
							_lightbox.find('img').load(positionLightbox)
							_lightbox.attr('rel',_target).hide().css({
								position:'absolute',
								zIndex:(_zIndex+1),
								top: -9999,
								left: -9999
							});
							jQuery('body').append(_lightbox);

							// init js for lightbox
							initPopupActions(_lightbox);

							// show lightbox
							toggleState(true);
						},
						error: function(msg){
							alert('AJAX error!');
							return false;
						}
					});
				} else {
					_lightbox = jQuery('div[rel*="'+_target+'"]');
					toggleState(true);
				}
				return false;
			});
		} else {
			if(jQuery(_target).length) {
				// init actions for popup
				var _popup = jQuery(_target);
				initPopupActions(_popup);
					// open popup
					_opener.click(function(){
					if(_lightbox) {
						_lightbox.fadeOut(_fadeSpeed,function(){
							_lightbox = _popup.hide();
							toggleState(true);
						})
					} else {
						_lightbox = _popup.hide();
						toggleState(true);
					}
					return false;
				});
			}
		}
	});

	// event handlers
	jQuery(window).resize(positionLightbox);
	jQuery(window).scroll(positionLightbox);
	jQuery(document).keydown(function (e) {
		if (!e) evt = window.event;
		if (e.keyCode == 27) {
			toggleState(false);
		}
	})
	_fader.click(function(){
		if(!_fader.is(':animated')) toggleState(false);
		return false;
	})
};

// init slideshow
function initSlideshow(){
	jQuery('#rotating-content .holder').fadeGallery({
		pauseOnHover:true,
		autoRotation:true,
		switchTime:4000 //ms
	})
}
// slideshow plugin
jQuery.fn.fadeGallery = function(_options){
	var _options = jQuery.extend({
		slideElements:'div.rotating-content > ul > li',
		pagerGener: true,
		pagerHold:'div.switcher',
		pagerLinks:'div.switcher li',
		btnNext:'a.link-next',
		btnPrev:'a.link-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:false,
		autoRotation:false,
		autoHeight:false,
		onChange:false,
		switchTime:1000,
		duration:450,
		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();
			});
		}
		refreshStatus();
		autoSlide();
	});
};

function setFavicon() {
    $('<link rel="icon" type="image/x-icon" href="/images/favicon.ico" />').appendTo('head');
}