immediately load images on Champion Tap! for UserScript

tap-dance.user.js

// ==UserScript==
// @name        tap dance
// @description immediately load images on Champion Tap! for UserScript
// @namespace   http://noromanba.flavors.me
// @include     http://tap.akitashoten.co.jp/comics/nekotaro/*
// @grant       none
// @run-at      document-end
// @version     2014.10.26.0
// @homepage    https://gist.github.com/noromanba/cc04a0feee54c87ac13a
// @downloadURL https://gist.github.com/noromanba/cc04a0feee54c87ac13a/raw/tap-dance.user.js
// @license     MIT License http://nrm.mit-license.org/2014
// @author      noromanba
// @copyright   (c) 2014 noromanba  http://noromanba.flavors.me
// @icon        http://www.clker.com/cliparts/9/9/8/a/133479453562173908wingedfoot2-th.png
// @icon64      http://www.clker.com/cliparts/9/9/8/a/133479453562173908wingedfoot2-th.png
// ==/UserScript==

// Icon (PD by DAVID WEBB)
// http://www.clker.com/clipart-198642.html

// Devel
// https://gist.github.com/noromanba/cc04a0feee54c87ac13a


// avoid image duplicate
window.VerticalPage.prototype.load = function () {};

Array.prototype.slice.call(document.querySelectorAll('#canvasInner .page')).forEach(function (box, idx) {
    if (box.children.length) return;

    var img = document.createElement('img');
    img.src = location.pathname + '/' + (idx + 1);
    box.appendChild(img);
});