Greasy Fork is available in English.

Webtoons navigator

Function for navigating chapters in webtoon reader using left and right arrow button and hearting the chapter using the 'h' (for Heart) button.

// ==UserScript==
// @name         Webtoons navigator
// @icon         https://upload.wikimedia.org/wikipedia/commons/thumb/0/09/Naver_Line_Webtoon_logo.png/128px-Naver_Line_Webtoon_logo.png
// @version      0.2
// @description  Function for navigating chapters in webtoon reader using left and right arrow button and hearting the chapter using the 'h' (for Heart) button.
// @author       Mr. M
// @match        https://www.webtoons.com/en/*/*/*/*
// @grant        none
// @namespace    https://greasyfork.org/users/553660
// ==/UserScript==

(function() {
    'use strict';

    document.onkeydown = checkKey;

    function checkKey(e) {

        e = e || window.event;

        if (e.keyCode == '37') {
            var x = document.getElementsByClassName("_prevEpisode");
            window.location = x[0].getAttribute("href");
        }
        else if (e.keyCode == '39') {
            var y = document.getElementsByClassName("_nextEpisode");
            window.location = y[0].getAttribute("href");
        }
        else if (e.keyCode == '72') {
            document.getElementById("likeItButton").click();
        }

}
})();