$(document).ready(function(){
	/*var current = -1;
	var prev = null;
	var interval = null;
	var FADE_SPEED = 500;
	var DELAY_SPEED = 5000;
	var slides = $('.visual_box01 p');

	
	/* 메인 비주얼 
	
	$('.visual_box01 p').css('opacity','0');

	for (var i = slides.length - 1 ; i >= 0 ; i--){
		$('#slide'+i).bind("click",{index:i},function(event){
			current = event.data.index;	
			gotoSlide(current);
		});
	};

	$(".vtn01").bind("click",function(){
		
	if (current == 0 )
		{
			current = 2 ;  // 이미지 갯수 -1 
		}  else {
			current--;
		}
		gotoSlide(current)
	});

	$(".vtn02").bind("click",function(){
		if (current == 2 )   // 이미지 갯수 -1 
			{
				current = 0 ;
			}  else {
				current++;
			}
			gotoSlide(current)
	});
	
	
	autoSlide();
	
	function autoSlide (){
		if (current >= slides.length -1){
			current = 0;
		}else{
			current++
		}
		gotoSlide(current);	
	}
	
	function gotoSlide(current){
		if (current != prev){
			$('#slide'+ current).find("img").attr("src","../image/main/visual_btn02.png")
			$('#slide'+ prev).find("img").attr("src","../image/main/visual_btn01.png")	

			$(slides[prev]).stop().animate({'opacity':'0'},600);
			$(slides[current]).stop().animate({'opacity':'1'},600);

			prev = current;


			if (interval != null){
				clearInterval(interval);
			}
			interval = setInterval(autoSlide, DELAY_SPEED);
		}
	} */
	/*	//탑 배너
	$('.close_btn').bind('click',function(){
		$('.top_banner').stop().animate({'margin-top':'-201px'},500);
	});*/
	//교재 슬라이드+tab 메뉴
	$('.slide_view').slick({
		autoplay:true,
		autoplaySpeen:1000,
		speed:800,
		accessibility:false,
		slidesToShow:4,
		slidesToscroll:1
	});
		//슬라이드탭메뉴
	$('.row02 .slide_view:gt(0)').hide();
	$('.slide_tab li').click(function(e){
		e.preventDefault();
		$('.slide_tab li a').removeClass('on');
		
			$(this).find('a').addClass('on');
			
			 var num=$(this).index();
		 
		 $('.slide_view').hide();
		 $('.slide_view').eq(num).show();
	});
	/*//공지사항 세로 슬라이드
	$('.vertical_slide').slick({
		accessibility:false,
		vertical:true,
		autoplay:true,
		autoplaySpeed:5000,
		speed:600
	});
	//하단 텝메뉴
	$('.tab_view:gt(0)').hide();
	$('.tab_btn01 li').click(function(e){
		e.preventDefault();
		$('.tab_btn01 li a').removeClass('on');
		
			$(this).find('a').addClass('on');
			
			 var num=$(this).index();
		 
		 $('.tab_view').hide();
		 $('.tab_view').eq(num).show();
	});*/
});