>>736 ありがとうございます。でも、やっぱり動かないですorz

// ==UserScript==
// @name LivedoorReaderUtilitiesPack
// @description Livedoor Reader Utilities Pack : version 2007/05/25
// @include http://reader.livedoor.com/reader/*
// ==/UserScript==
// Settings
var conf_init_screen_state = 2;

(function(){
var w = unsafeWindow; var _onload = w.onload; var onload = function(){
// replace Control.toggle_fullscreen with custom function
var toggle_fullscreen_with_control = function(){
var fs = []; var elements = ['header', 'menu', 'control', 'footer'];
fs[0] = ['header', 'menu', 'control', 'footer']; fs[1] = ['menu', 'control'];
fs[2] = ['control']; fs[3] = [];
if (!State.fullscreen) { State.fullscreen = 1;