Dynasty Scans Preload + Long Strip

javascript:

var pagesDiv = document.querySelector("#image");
var starterImg = document.querySelector("#image>img");
var pageName = encodeURIComponent(starterImg.alt);
var pageIndex = starterImg.src.lastIndexOf(pageName, starterImg.src.lastIndexOf(".") - 1);
var genericSrc = starterImg.src.slice(0, pageIndex) + "#" + starterImg.src.slice(pageIndex + pageName.length);

document.querySelectorAll("#image>.pages-list>.page").forEach((page) => {
    var newImg = document.createElement("img");
    newImg.alt = page.innerText;
    newImg.src = genericSrc.replace("#", encodeURIComponent(page.innerText));
    newImg.retryFormats = [".png", ".jpg", ".jpeg", ".gif"];
    newImg.onerror = () => {
        if (newImg.retryFormats.length) {
            newImg.src = newImg.src.slice(0, newImg.src.lastIndexOf(".")) + newImg.retryFormats.shift();
        }
    };
    pagesDiv.appendChild(document.createElement("div")).appendChild(newImg);
});

document.querySelectorAll("#image>.left, #image>.right, #image>img, #image>.pages-list>.page").forEach((node) => {
    node.parentNode.removeChild(node);
});