function openNav(){document.getElementById("mySidenav").style.height="100%";document.getElementById("wrap").classList.add("gnb_on")}function closeNav(){document.getElementById("mySidenav").style.height="0";document.getElementById("wrap").classList.remove("gnb_on")}$(function(){var n=$("#topBanner"),t=$("#goTop"),i=$(window).scrollTop();$(window).width()>500?($("#video-bg iframe").css("display","block"),$("#video-bg").css("height",$(window).width()*.57)):$("#video-bg iframe").css("display","none");$(".gnb").find("a").on("click",function(){$("body").removeClass("active")});$(".gnb_list li a").hover(function(){$(this).toggleClass("artist_color")})})