if (history.scrollRestoration) {
  history.scrollRestoration = "manual";
}

document.addEventListener("error", (e) => {
    let target = e.target;
    const tagName = target.tagName || "";
    const curTimes = Number(target.dataset.retryTimes) || 0;
    if (tagName.toLowerCase() === "img") {
      if (curTimes >= 5) {
        target.alt = "loading failed";
      } else {
        setTimeout(() => {
          target.dataset.retryTimes = curTimes + 1;
          target.src = target.src;
        }, 10000);
      }
    } else {
      target = null;
    }
}, true);


document.ondblclick = function (e) {
  e.preventDefault();
};