Improved EH Reader

Inspired by Handy ExHentai and ExHentai - Preload next page. Simplifies the reader layout and preloads the next image. Preloading improved to not use an iframe.

Från och med 2022-02-11. Se den senaste versionen.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name          Improved EH Reader
// @namespace     karoo
// @version       2022.02.11
// @description   Inspired by Handy ExHentai and ExHentai - Preload next page. Simplifies the reader layout and preloads the next image. Preloading improved to not use an iframe.
// @match         *://e-hentai.org/s/*
// @match         *://exhentai.org/s/*
// @run-at        document-end
// @grant         unsafeWindow
// @noframes
// ==/UserScript==

function id(id) {return document.getElementById(id);}
if (typeof unsafeWindow === "undefined"){unsafeWindow = window;}
if (window.top !== window.self) {return;}

// hide top panel and front page link
id("i1").firstElementChild.style.display = "none";
id("i2").style.display = "none";
document.getElementsByClassName("dp")[0].style.display = "none";

// hide frame and fix margins
id("i1").style.background = "none";
id("i1").style.border = "none";
id("i1").style.margin = "0px auto 0px";
id("i7").style.margin = "-5px auto 0px";

// preload next image without iframe
var preload = new Image();
function preloadNext() {
    if (history.length <= 1 || id("next").href == window.location.href) {return;} // don't preload if on last page or new tab
    var lookahead = new XMLHttpRequest();
    lookahead.open("GET", id("next").href, false);
    lookahead.send();
    var doc = document.implementation.createHTMLDocument('lookahead');
    doc.documentElement.innerHTML = lookahead.responseText;
    var nextImage = doc.getElementById("img").src;
    preload.src = nextImage;
}
unsafeWindow.preloadNext = preloadNext;

// preload next image after navigation
var script = document.createElement("script");
script.type = "text/javascript";
script.innerHTML =
    "var uweo = update_window_extents;" +
    "update_window_extents = function() {" +
    " 	uweo();" +
    "	document.getElementById('img').addEventListener('load', function() {" +
    "       preloadNext()" +
    "	});" +
    "}";
document.head.appendChild(script);