(function($) {

	$.fn.extend({
		mousewheel : function(fn) {
			return fn ? this.bind("mousewheel", fn) : this.trigger("mousewheel");
		},
		unmousewheel : function(fn) {
			return this.unbind("mousewheel", fn);
		}
	});

	function handler(event) {
		var args = [].slice.call(arguments, 1), delta = 0, returnValue = true;
		event = $.event.fix(event || window.event);
		event.type = "mousewheel";

		if(event.wheelDelta)
			delta = event.wheelDelta / 120;
		if(event.detail)
			delta = -event.detail / 3;

		// Add events and delta to the front of the arguments
		args.unshift(event, delta);

		return $.event.handle.apply(this, args);
	}

})(jQuery);

// JavaScript Document
(function($) {
	$.fn.lofJSidernews = function(settings) {
		return this.each(function() {
			// get instance of the lofSiderNew.
			new $.lofSidernews(this, settings);
		});
	}
	$.lofSidernews = function(obj, settings) {
		this.settings = {
			direction : '',
			mainItemSelector : 'li',
			navInnerSelector : 'ul',
			navSelector : 'li',
			navigatorEvent : 'click',
			wapperSelector : '.lof-main-wapper',
			interval : 4000,
			auto : true,
			maxItemDisplay : 4,
			startItem : 0,
			navPosition : 'vertical',
			navigatorHeight : 106,
			navigatorWidth : 256,
			duration : 1200,
			navItemsSelector : '.lof-navigator li',
			navOuterSelector : '.lof-navigator-outer',
			isPreloaded : true,
			easing : 'easeInOutQuad'
		}
		$.extend(this.settings, settings || {});
		this.nextNo = null;
		this.previousNo = null;
		this.maxWidth = this.settings.mainWidth || 759;
		this.wrapper = $(obj).find(this.settings.wapperSelector);
		this.slides = this.wrapper.find(this.settings.mainItemSelector);
		if(!this.wrapper.length || !this.slides.length)
			return;
		// set width of wapper
		if(this.settings.maxItemDisplay > this.slides.length) {
			this.settings.maxItemDisplay = this.slides.length;
		}
		this.currentNo = isNaN(this.settings.startItem) || this.settings.startItem > this.slides.length ? 0 : this.settings.startItem;
		this.navigatorOuter = $(obj).find(this.settings.navOuterSelector);
		this.navigatorItems = $(obj).find(this.settings.navItemsSelector);
		this.navigatorInner = this.navigatorOuter.find(this.settings.navInnerSelector);

		if(this.settings.navPosition == 'horizontal') {
			this.navigatorInner.width(this.slides.length * this.settings.navigatorWidth);
			this.navigatorOuter.width(this.settings.maxItemDisplay * this.settings.navigatorWidth);
			this.navigatorOuter.height(this.settings.navigatorHeight);

		}
		else {
			this.navigatorInner.height(this.slides.length * this.settings.navigatorHeight);

			this.navigatorOuter.height(this.settings.maxItemDisplay * this.settings.navigatorHeight);
			this.navigatorOuter.width(this.settings.navigatorWidth);
		}
		this.navigratorStep = this.__getPositionMode(this.settings.navPosition);
		this.directionMode = this.__getDirectionMode();

		if(this.settings.direction == 'opacity') {
			this.wrapper.addClass('lof-opacity');
			$(this.slides).css('opacity', 0).eq(this.currentNo).css('opacity', 1);
		}
		else {
			this.wrapper.css({
				'left' : '-' + this.currentNo * this.maxSize + 'px',
				'width' : (this.maxWidth ) * this.slides.length
			});
		}

		if(this.settings.isPreloaded) {
			this.preLoadImage(this.onComplete);
		}
		else {
			this.onComplete();
		}

	}
	$.lofSidernews.fn = $.lofSidernews.prototype;
	$.lofSidernews.fn.extend = $.lofSidernews.extend = $.extend;

	$.lofSidernews.fn.extend({

		startUp : function(obj, wrapper) {
			seft = this;

			this.navigatorItems.each(function(index, item) {
				$(item).click(function() {
					seft.jumping(index, true);
					seft.setNavActive(index, item);
				});
				$(item).css({
					'height' : seft.settings.navigatorHeight,
					'width' : seft.settings.navigatorWidth
				});
			})
			this.registerWheelHandler(this.navigatorOuter, this);
			this.setNavActive(this.currentNo);

			if(this.settings.buttons && typeof (this.settings.buttons) == "object") {
				this.registerButtonsControl('click', this.settings.buttons, this);

			}
			if(this.settings.auto)
				this.play(this.settings.interval, 'next', true);

			return this;
		},
		onComplete : function() {
			setTimeout(function() {
				$('.preload').fadeOut(900);
			}, 400);
			this.startUp();
		},
		preLoadImage : function(callback) {
			var self = this;
			var images = this.wrapper.find('img');

			var count = 0;
			images.each(function(index, image) {
				if(!image.complete) {
					image.onload = function() {
						count++;
						if(count >= images.length) {
							self.onComplete();
						}
					}
					image.onerror = function() {
						count++;
						if(count >= images.length) {
							self.onComplete();
						}
					}
				}
				else {
					count++;
					if(count >= images.length) {
						self.onComplete();
					}
				}
			});
		},
		navivationAnimate : function(currentIndex) {
			if(currentIndex <= this.settings.startItem || currentIndex - this.settings.startItem >= this.settings.maxItemDisplay - 1) {
				this.settings.startItem = currentIndex - this.settings.maxItemDisplay + 2;
				if(this.settings.startItem < 0)
					this.settings.startItem = 0;
				if(this.settings.startItem > this.slides.length - this.settings.maxItemDisplay) {
					this.settings.startItem = this.slides.length - this.settings.maxItemDisplay;
				}
			}
			this.navigatorInner.stop().animate(eval('({' + this.navigratorStep[0] + ':-' + this.settings.startItem * this.navigratorStep[1] + '})'), {
				duration : 500,
				easing : 'easeInOutQuad'
			});
		},
		setNavActive : function(index, item) {
			if((this.navigatorItems)) {
				this.navigatorItems.removeClass('active');
				$(this.navigatorItems.get(index)).addClass('active');
				this.navivationAnimate(this.currentNo);
			}
		},
		__getPositionMode : function(position) {
			if(position == 'horizontal') {
				return ['left', this.settings.navigatorWidth];
			}
			return ['top', this.settings.navigatorHeight];
		},
		__getDirectionMode : function() {
			switch( this.settings.direction ) {
				case 'opacity':
					this.maxSize = 0;
					return ['opacity', 'opacity'];
				default:
					this.maxSize = this.maxWidth;
					return ['left', 'width'];
			}
		},
		registerWheelHandler : function(element, obj) {
			element.bind('mousewheel', function(event, delta) {
				var dir = delta > 0 ? 'Up' : 'Down', vel = Math.abs(delta);
				if(delta > 0) {
					obj.previous(true);
				}
				else {
					obj.next(true);
				}
				return false;
			});
		},
		registerButtonsControl : function(eventHandler, objects, self) {
			for(var action in objects ) {
				switch (action.toString() ) {
					case 'next':
						objects[action].click(function() {
							self.next(true)
						});
						break;
					case 'previous':
						objects[action].click(function() {
							self.previous(true)
						});
						break;
				}
			}
			return this;
		},
		onProcessing : function(manual, start, end) {
			this.previousNo = this.currentNo + (this.currentNo > 0 ? -1 : this.slides.length - 1);
			this.nextNo = this.currentNo + (this.currentNo < this.slides.length - 1 ? 1 : 1 - this.slides.length);
			return this;
		},
		finishFx : function(manual) {
			if(manual)
				this.stop();
			if(manual && this.settings.auto) {
				this.play(this.settings.interval, 'next', true);
			}
			this.setNavActive(this.currentNo);
		},
		getObjectDirection : function(start, end) {
			return eval("({'" + this.directionMode[0] + "':-" + (this.currentNo * start) + "})");
		},
		fxStart : function(index, obj, currentObj) {
			if(this.settings.direction == 'opacity') {
				$(this.slides).stop().animate({
					opacity : 0
				}, {
					duration : this.settings.duration,
					easing : this.settings.easing
				});
				$(this.slides).eq(index).stop().animate({
					opacity : 1
				}, {
					duration : this.settings.duration,
					easing : this.settings.easing
				});
			}
			else {
				this.wrapper.stop().animate(obj, {
					duration : this.settings.duration,
					easing : this.settings.easing
				});
			}
			return this;
		},
		jumping : function(no, manual) {
			this.stop();
			if(this.currentNo == no)
				return;
			var obj = eval("({'" + this.directionMode[0] + "':-" + (this.maxSize * no) + "})");
			this.onProcessing(null, manual, 0, this.maxSize).fxStart(no, obj, this).finishFx(manual);
			this.currentNo = no;
		},
		next : function(manual, item) {

			this.currentNo += (this.currentNo < this.slides.length - 1) ? 1 : (1 - this.slides.length);
			this.onProcessing(item, manual, 0, this.maxSize).fxStart(this.currentNo, this.getObjectDirection(this.maxSize), this).finishFx(manual);
		},
		previous : function(manual, item) {
			this.currentNo += this.currentNo > 0 ? -1 : this.slides.length - 1;
			this.onProcessing(item, manual).fxStart(this.currentNo, this.getObjectDirection(this.maxSize), this).finishFx(manual);
		},
		play : function(delay, direction, wait) {
			this.stop();
			if(!wait) { this[direction](false);
			}
			var self = this;
			this.isRun = setTimeout(function() { self[direction](true);
			}, delay);
		},
		stop : function() {
			if(this.isRun == null)
				return;
			clearTimeout(this.isRun);
			this.isRun = null;
		}
	})
})(jQuery)

$(document).ready(function() {
	$('#lofslidecontent45,#lofslidecontent').lofJSidernews({
		mainWidth : 504
	});
	if ($.browser.msie) {
		$('.content').find('.content-tl,.content-tr,.content-bl,.content-br').append('<i class="p24"></i>');
	}
	$('#today').find('.more a').click(function(){
		$(this).closest('#today').addClass('today-all');
		return false;
	});
	$('#today').find('.minimize a').click(function(){
		$(this).closest('#today').removeClass('today-all');
		return false;
	});
});