$(function(){
	startJS();
	inView();
	gambitScroll();
	nav();
});

function startJS() {
	$(document).on('click', 'a[href="#none"]', function(e) {e.preventDefault()});

	WebFont.load({google: {families: ['Noto Sans KR', 'Montserrat']}});
	
	if($('html').is('.ie67, .ie7, .ie8, .ie9')) {
		$('.ie_alert_text').show().html('<div class="title">현재 사이트는 IE9 이하의 하위브라우저를 지원하지 않습니다. <br />브라우저를 최신 버전으로 <strong>업데이트</strong>해 주세요.</div><a href="//www.google.com/intl/ko/chrome/" target="_blank" class="btn">Chrome 브라우저 다운로드</a>');
		$('#bg').show().addClass('pointer_off');
	}
}

function inView() {
	var $animation_elements = $('.a_');
	var $window = $(window);

	function check_if_in_view() {
		var window_height = $window.height();
		var window_top_position = $window.scrollTop();
		var window_bottom_position = (window_top_position + window_height);

		$.each($animation_elements, function() {
			var $element = $(this);
			var element_height = $element.outerHeight();
			var element_top_position = $element.offset().top+200;
			var element_bottom_position = (element_top_position + element_height);
			//console.log(element_top_position);

			//check to see if this current container is within viewport
			if ((element_bottom_position >= window_top_position) &&
			  (element_top_position <= window_bottom_position)) {
				$element.addClass('in-view');
			} else {
				//$element.removeClass('in-view');
			}
		});
	}

	$window.on('scroll resize', check_if_in_view);
	$window.trigger('scroll');
}


function gambitScroll() {
	//gambit scroll
	var agent = navigator.userAgent.toLowerCase();
	if ((navigator.appName == 'Netscape' && navigator.userAgent.search('Trident') != -1) || (agent.indexOf("msie") != -1)) {
		//ie에서 휠
		window.gambitScrollWheelAmount = 18;
	} else {
		//etc 휠
		window.gambitScrollWheelAmount = 12;
	}
}

function nav() {
	//모바일 아코디언 메뉴
	$(document).on('click', '.menu-open #open_nav > ul > li a', function(){
		$(this).parent().toggleClass('on').siblings().removeClass('on');
		$(this).next().stop(true).slideToggle();
		$(this).parent().siblings().find('.dep2_list').stop(true).slideUp();
	});
	//반응형 메뉴 스타일 초기화
	$(window).on('resize', _.debounce(function() {
		$('#open_nav .dep2_list').removeAttr('style');
		$('.menu-open #open_nav > ul > li').removeClass('on');
		$('#wrap').removeClass('menu-open');
		$('.menu-trigger').removeClass('active');
		$('#open_nav').removeAttr('style');
	}, 50));

	//메뉴버튼
	$('.bar.pc_br').hover(function(){
		$(this).find('.menu-trigger').toggleClass('active');
		$('#wrap').toggleClass('menu-open');
		$('#open_nav').stop(true).fadeToggle(200);
	}, function(){
	});

	$('.bar.tm_br').on('click', function(){
		$(this).find('.menu-trigger').toggleClass('active');
		$('#wrap').toggleClass('menu-open');
		$('#open_nav').stop(true).fadeToggle(200);
	});
}