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R34 clickable images

makes clicking an image on r34 open its source

// ==UserScript==
// @name         R34 clickable images
// @namespace    http://tampermonkey.net/
// @version      2025-09-15
// @description  makes clicking an image on r34 open its source
// @author       You
// @match        https://rule34.xxx/index.php?page=post&s=view&id=*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=rule34.xxx
// @grant        none
// @license Unlicense
// ==/UserScript==

(function() {
    'use strict';
    const mainImage = document.getElementById('image');
    if (mainImage) {
        mainImage.style.cursor = 'pointer';
        mainImage.addEventListener('click', function(event) {
            if (event.button === 0) {
                window.location.href = mainImage.src;
            } else if (event.button === 1) {
                window.open(mainImage.src, '_blank');
            }
        });
        mainImage.addEventListener('mousedown', function(event) {
            if (event.button === 0 || event.button === 1) {
                event.preventDefault();
            }
        });
    }
})();