narou_shortcut.user.js

// ==UserScript==
// @id             narou_reader
// @name           なろうをキーボードで読みたい
// @version        1.2
// @updateURL      https://gist.githubusercontent.com/asm256/747a08b74b55887634bb/raw/narou_shortcut.user.js
// @downloadURL    https://gist.githubusercontent.com/asm256/747a08b74b55887634bb/raw/narou_shortcut.user.js
// @author         asm__
// @description    nを押すと次のページへ移動します Scriptish/Greasemonkey兼用…のつもり
// @include        https://novel18.syosetu.com/n*
// @include        https://ncode.syosetu.com/n*
// @require        https://gist.github.com/54a5327db50607678b62.txt
// @run-at         document-end
// ==/UserScript==

var next =GM_xpath({
    path:"//div[@class='novel_bn']/a[contains(text(),'次へ')]"
});
var index=GM_xpath({path:
                   "//div[@class='novel_bn']/a[contains(text(),'目次')]"
});
var before=GM_xpath({path:
                   "//div[@class='novel_bn']/a[contains(text(),'前へ')]"
});
if(index){

var disableKey = false;
var INPUTS = ['INPUT', 'TEXTAREA'];
var method = window.sidebar ? 'keypress' : 'keydown';
document.addEventListener(method, function (e) {
    /*
    document.title = 'keyCode: ' + e.keyCode + '  charCode: ' + e.charCode + '  which: ' + e.which
                   + ","+String.fromCharCode(e.which);
    /**/
    var pressed = String.fromCharCode(e.which).toLowerCase();
    var ckey    = e.keyCode;

    pressed = (e.ctrlKey ? 'C-' : '') + (e.altKey ? 'A-' : '') + (e.shiftKey ? 'S-' : '') + pressed;
    if (!disableKey) {
        disableKey = true;
        if (INPUTS.indexOf(e.target.tagName) != -1 )
            return;
        if(pressed == 'n' && next)
            next.click();
        if(pressed == 'x')
            index.click();
        if(pressed == 'b' && before)
            before.click();
        if(ckey == 37 && before)
            before.click();
        if(ckey == 39 && next)
            next.click();
        disableKey = false;
    }
}, false);
}