let params = new URLSearchParams(window.location.search);
let comicPage = params.get('id') || 0;

document.querySelector('.comic').src = `comics/${comicPage}.svg`;
document.querySelector('.ui-left').href = `?id=${comicPage * 1 - 1}`;
document.querySelector('.ui-right').href = `?id=${comicPage * 1 + 1}`;