だんだんLDR読めなくする

no-more-ldr.user.js

// ==UserScript==
// @name           no-more-ldr
// @namespace      http://www.hatena.ne.jp/hitode909
// @include        http://reader.livedoor.com/reader/
// @include        http://fastladder.com/reader/
// ==/UserScript==

var index = 0;
var isFocused = true;
var cache_key;
var viewCount = 0;

function appendNoise(i) {
    var source = '臨兵闘者皆陣列在前';
    var noise = document.createElement('b');
    noise.className = 'noise';
    noise.textContent = source.charAt(index++);
    if (source.length <= index) index = 0;
    with(noise.style) {
        zIndex = 1000000;
        fontFamily = '"MS P明朝", "細明朝体", "ヒラギノ明朝 Pro W3", serif';
        fontSize = (10+i) + 'px';
        position = 'absolute';
        left = (Math.random() * 140 - 20) + '%';
        top  = (Math.random() * 140 - 20) + '%';
        cursor = 'pointer';
    }

    document.body.appendChild(noise);
}

function doing() {
    return isFocused;
}

function start() {
    isFocused = true;
}

function stop() {
    isFocused = false;
}

function reset() {
    GM_setValue('viewCount', 0);
    viewCount = 0;
    Array.forEach(document.querySelectorAll('.noise'), function(element) {
        element.parentNode.removeChild(element);
    });
}

function setup() {
    GM_registerMenuCommand('no more ldr - reset', reset);

    document.addEventListener('focus', function (e) {
        start();
    }, false);

    document.addEventListener('blur', function (e) {
        stop();
    }, false);

    document.addEventListener('click', function(e) {
        var element = e.target;
        if (element.className == 'noise') {
            element.parentNode.removeChild(element);
        }
    }, false);

    var d = new Date();
    var period = [d.getFullYear(), d.getMonth()+1, d.getDate()].join('-');
    if (GM_getValue('period') == period) {
        viewCount = GM_getValue('viewCount');
    } else {
        GM_setValue('period', period);
        GM_setValue('viewCount', 0);
        viewCount = 0;
    }

    for(var i = 0; i < viewCount; i++) {
        appendNoise(i);
    }

    setInterval(function() {
        if (doing()) {
            viewCount++;
            GM_setValue('viewCount', viewCount);
            appendNoise(viewCount);
        }
    }, 5000);
}

setup();