var ROLLING=typeof ROLLING==="undefined"?{}:console.log(".");

ROLLING = {
	//Default.
	_minW:1024,
	
	//Initialize.
	init:function(){
		this.reset();
		this.resizeInit();
		this.header.init();
		this.overview.init();
		window.scrollTo(0, 0);
	},
	reset:function(){
		if(Browser.ie8 || Browser.ie7){
			$('body').addClass('ie');
		}	
	},
	
	//Resize.
	resize:function(){
		this.ww = Util._w();
		this.ww = (this._minW > this.ww)? this._minW:this.ww;
	},
	resizeInit:function(){
		var h = this;
		$(window).bind('resize.rolling',function(){
			h.resize();
		});
		if(window.onorientationchange!==undefined) {
			$(window).bind('orientationchange.rolling', function() {
				h.resize();
			});
		}
		$(window).trigger('resize.rolling');
	},
	resizeRemoveInit:function(){
		$(window).unbind('resize.rolling');
		if(window.onorientationchange!==undefined){
			$(window).unbind('orientationchange.rolling');
		}
	}
};

ROLLING.header = {
	//Default.
	_active:50,
	
	//Initialize.
	init:function(){
		this.layout();
		this.reset();
		this.resetInit();
	},
	layout:function(){
		this.$header = $('#header');
		this.$gnb = $('#gnb');
		this.$gnbList = this.$gnb.find('.menu');
		this.$gnbEl = this.$gnbList.find('.btn_menu');
		this.$gnbListActive = this.$gnb.find('li.active');
		this.$gnbMenuActiveContainer = this.$gnbListActive.find('.gnb_depth>ul');
		this.$gnbMenuSelectEl = this.$gnbMenuActiveContainer.find('a.select');
		this.$gnbMenuActiveContainer = this.$gnbListActive.find('.gnb_depth>ul');
		this.$gnbMenuActiveContainer = this.$gnbListActive.find('.gnb_depth>ul');
	},
	reset:function(){
		this.activeHeight = 0;
		if(MENU_ID == "business"){
			if(LNB_ID != ""){
				this.activeHeight = 53;	
			}else{
				this.activeHeight = 30;	
			}
		}else{
			this.activeHeight = 30;	
		}
		if(MENU_ID == "business"){
			if(GNB_ID == "publication"){
				this.activeTop = 254;
			}else if(GNB_ID == "bridge"){
				this.activeTop = 177;
			}else if(GNB_ID == "community"){
				this.activeTop = 100;
			}else if(GNB_ID == "education"){
				this.activeTop = 0;
			}
		}else{
			this.activeTop = 31*this.$gnbMenuSelectEl.parent('li').index();
		}
		this.$gnbMenuActiveContainer.css({'top':this.activeTop*-1});
	},
	
	//Event.
	resetInit:function(){
		$(window).bind('scroll.header', this.onScroll);
		this.$gnbEl.bind('mouseenter.header', this.onOver);
		this.$gnbList.bind('mouseleave.header', this.onOut);
	},
	removeInit:function(){
		$(window).unbind('scroll.header');
		this.$gnbEl.unbind('mouseenter.header');
		this.$gnbList.unbind('mouseleave.header');
	},
	
	//Event Function.
	onScroll:function(){
		var h = ROLLING.header, p = Util._scrollPosition();
		if(p >= h._active){
			h.$header.addClass('active');
		}else{
			h.$header.removeClass('active');
		}
	},
	onOver:function(){
		var h = ROLLING.header, list = $(this).parent('li'), id = list.attr('id').replace('menu_',''), menu = list.find('.gnb_depth'), menuContainer = list.find('.gnb_depth>ul'), menuHeight = menuContainer.height(), d;
		if(id == "business"){
			menu.find('li.active').removeClass('active');
			menuHeight = 284;
		}
		d = (id == "business")? 0.2:0.14;
		TweenLite.to(menu, d, {css:{height:menuHeight}, ease:Quad.easeIn});
		TweenLite.to(menuContainer, d, {css:{top:0}, ease:Quad.easeIn});
	},
	onOut:function(){
		var h = ROLLING.header, list = $(this), id = this.id.replace('menu_',''), menu = list.find('.gnb_depth'), menuContainer = list.find('.gnb_depth>ul'), menuHeight, menuTop, d;
		menuHeight = (id == MENU_ID)? h.activeHeight:0;
		menuTop = (id == MENU_ID)? h.activeTop:0;
		if(id == "business") $("#business_"+GNB_ID).parent('li').addClass('active');
		d = (id == "business")? 0.2:0.14;
		TweenLite.to(menu, d, {css:{height:menuHeight}, ease:Quad.easeOut});
		TweenLite.to(menuContainer, d, {css:{top:menuTop*-1}, ease:Quad.easeOut});
	}
};

ROLLING.overview = {
	//Default.
	_originW:1600,
	_originH:420,
	
	//Initialize.
	init:function(){
		this.layout();
		this.resizeInit();
	},
	layout:function(){
		this.$overview = $('#overview');
		if(this.$overview.length>0) this.$overviewBG = this.$overview.find('.overview_bg');
	},
	
	//Resize.
	resize:function(){
		var h = ROLLING.overview, bgW = (ROLLING.ww > h._originW)? ROLLING.ww:h._originW, bgH = Math.round(h._originH*bgW/h._originW);
		if(this.$overview.length>0){
			this.$overviewBG.css({width:bgW, height:bgH, marginTop:Math.round(bgH/2)*-1, marginLeft:Math.round(bgW/2)*-1});	
		}
	},
	resizeInit:function(){
		var h = this;
		$(window).bind('resize.overview',function(){
			h.resize();
		});
		if(window.onorientationchange!==undefined) {
			$(window).bind('orientationchange.overview', function() {
				h.resize();
			});
		}
		$(window).trigger('resize.overview');
	},
	resizeRemoveInit:function(){
		$(window).unbind('resize.banner');
		if(window.onorientationchange!==undefined){
			$(window).unbind('orientationchange.overview');
		}
	}
};

$(document).ready(function(){
	ROLLING.init();
});