//soft_go_to_top
function go_top(orix,oriy,desx,desy) {
var Timer;
if (document.body.scrollTop == 0) {
var winHeight = document.documentElement.scrollTop;
} else {
var winHeight = document.body.scrollTop;
}
if(Timer) clearTimeout(Timer);
startx = 0;
starty = winHeight;
if(!orix || orix < 0) orix = 0;
if(!oriy || oriy < 0) oriy = 0;
var speed = 15;
if(!desx) desx = 0 + startx;
if(!desy) desy = 0 + starty;
desx += (orix - startx) / speed;
if (desx < 0) desx = 0;
desy += (oriy - starty) / speed;
if (desy < 0) desy = 0;
var posX = Math.ceil(desx);
var posY = Math.ceil(desy);
window.scrollTo(posX, posY);
if((Math.floor(Math.abs(startx - orix)) < 1) && (Math.floor(Math.abs(starty - oriy)) < 1)){
clearTimeout(Timer);
window.scroll(orix,oriy);
}else if(posX != orix || posY != oriy){
Timer = setTimeout("go_top("+orix+","+oriy+","+desx+","+desy+")",10);
}else{
clearTimeout(Timer);
}
}
//contents_tab
$(document).ready(function(){
$('#contents_tab ul li').click(function(){
var index = $(this).index();
$(this).addClass('on').siblings().removeClass('on');
$('#tab_contents>div').eq(index).show().siblings().hide();
return false;
});
});
//div_height
$(document).ready(function(){
$('#main_layout #visual, #main_layout #visual .slide_box .slick-slide').css('height', $(window).height() - 0 );
$(window).resize(function() {
$('#main_layout #visual, #main_layout #visual .slide_box .slick-slide').css('height', $(window).height() - 0 );
});
}); 
//header_change_main
jQuery("document").ready(function($){
var nav = $('.main_layout #header');
$(window).scroll(function () {

if ($(this).scrollTop() > $(window).height() - $('.main_layout #header').height()) {
nav.addClass("changed");
} else {
nav.removeClass("changed");
}
});
});
//header_change_sub
$(document).ready(function () {
$(window).scroll(function() {
var sclTop = $(this).scrollTop();
if (sclTop > 260)
{
$('.sub_layout #header').addClass('changed'); 
}
else 
{$('.sub_layout #header').removeClass('changed');}
});
})
//scroll_down
$(document).on('click', 'p.scroll_down', function(event){ 
event.preventDefault();
var viewportHeight = $(window).height();
$('html, body').animate({
scrollTop: viewportHeight,
complete: function () {
//Hide your button here
}
}, 1000, 'easeOutExpo');
});
//mobile_gnb
$(document).ready(function(){
$("#mg_open").click(function(){
$("#whole").animate({left: "-200px",}, 300, 'easeOutExpo');
$("#gnb").animate({right: "0",}, 300, 'easeOutExpo');
$(".mg_control").animate({right: "200px",}, 300, 'easeOutExpo');
$("#mg_open").css("display", "none");
$("#mg_close").css("display", "inline-block");
});
});
$(document).ready(function(){
$("#mg_close").click(function(){
$("#whole").animate({left: "0",}, 300, 'easeOutExpo');
$("#gnb").animate({right: "-200px",}, 300, 'easeOutExpo');
$(".mg_control").animate({right: "0",}, 300, 'easeOutExpo');
$("#mg_open").css("display", "inline-block");
$("#mg_close").css("display", "none");
});
});
//snb
$(function(){ //DOM ready
$('#header #gnb>ul>li>ul>li.snb>a').click(function(){
$(this).parent().siblings().removeClass('active').find('ul').slideUp(300, 'easeOutExpo');
if($(this).parent().hasClass('active')){
$(this).next().slideUp(300, 'easeOutExpo');
$(this).parent().removeClass('active');
}
else{
$(this).next().slideDown(300, 'easeOutExpo');
$(this).parent().addClass('active');
}
return false;
});
});
//float_height_same
$(document).ready(function() {
var equalize = function () {
var disableOnMaxWidth = 0; // 767 for bootstrap
var grouped = {};
var elements = $('*[data-same-height]');
elements.each(function () {
var el = $(this);
var id = el.attr('data-same-height');
if (!grouped[id]) {
grouped[id] = [];
}
grouped[id].push(el);
});
$.each(grouped, function (key) {
var elements = $('*[data-same-height="' + key + '"]');
elements.css('height', '');
var winWidth = $(window).width();
if (winWidth <= disableOnMaxWidth) {
return;
}
var maxHeight = 0;
elements.each(function () {
var eleq = $(this);
maxHeight = Math.max(eleq.height(), maxHeight);
});
elements.css('height', maxHeight + "px");
});
};
var timeout = null;
$(window).resize(function () {
if (timeout) {
clearTimeout(timeout);
timeout = null;
}
timeout = setTimeout(equalize, 0);
});
equalize();
});