const menubtn=document.getElementById('open_mobile_menu');const closebtn=document.getElementById('close_mobile_menu');const navmenu=document.getElementById('mobile_menu');const floatbtn=document.getElementById('flow_btn');function openMenu(){if(navmenu.className==''){navmenu.classList.add('checked');floatbtn.classList.add('checked');}else{navmenu.classList.remove('checked');floatbtn.classList.remove('checked');}} menubtn.addEventListener('click',openMenu);closebtn.addEventListener('click',openMenu);document.addEventListener('DOMContentLoaded',function(){const tabs=document.getElementsByClassName('tab');for(let i=0;i0){jQuery(leftbutton).fadeIn();}else{jQuery(leftbutton).fadeOut();}});});const flowbtn=document.getElementById('flow_btn');var bodyHeight;var windowHeight;function setScroll(){bodyHeight=document.body.clientHeight windowHeight=window.innerHeight} window.onload=setScroll;window.onresize=setScroll;window.addEventListener('scroll',()=>{var bottomPoint=bodyHeight-windowHeight var currentPos=window.pageYOffset if(bottomPoint<=currentPos){flowbtn.classList.add('is-scrollEnd')}else{flowbtn.classList.remove('is-scrollEnd')}});jQuery(function(){jQuery('a[href^="#"]').click(function(){let href=jQuery(this).attr('href');let target=jQuery(href=="#"||href==""?'html':href);let position=target.offset().top-=80;let speed=500;jQuery('html, body').animate({scrollTop:position},speed);return false;});});jQuery(function(){jQuery('img').on('contextmenu oncopy',function(){return false;});jQuery('img').on('dragstart',function(e){e.stopPropagation();e.preventDefault();});});