pixiv_big_image.user.js

// ==UserScript==
// @name           Pixiv Big Image
// @namespace      http://blog.livedoor.jp/xaicron/
// @description    always big illust view of pixiv
// @include        http://www.pixiv.net/*
// ==/UserScript==

(function () {
	var style = document.body.appendChild(document.createElement('style'));
	var sandboxSheet = style.sheet || style.styleSheet;
	
	var addCssRule = (function (selector, property) {
		try {
			sandboxSheet.insertRule(selector + '{' + property + '}', (sandboxSheet.cssRules || sandboxSheet.rules).length);
		}
		catch(e) {
			sandboxSheet.addRule(selector, property);
		}
	});
	
	addCssRule('#wrapper', 'width: auto');
	addCssRule('#content', 'width: auto');
	addCssRule('#content2', 'width: auto');
	addCssRule('#content3', 'width: auto');
	
	var ChangeBigImage = (function (elem) {
		for (var i = 0; i < elem.childNodes.length; i++) {
			child = elem.childNodes[i];
			if (child.nodeName === 'IMG') {
				child.src = child.src.replace(/_s(\.[^.]+)$/, '$1');
			}
			else if (child.childNodes.length) {
				arguments.callee(child);
			}
		}
	});
	
	var illustList = [
		'illust_c3',
		'illust_c4',
		'llust_c4_bs',
		'illust_c4_comike',
		'illust_c4_200',
		'illust_c5'
	];
	
	for (var i = 0; i < illustList.length; i++) {
		var tagId = illustList[i];
		addCssRule('#' + tagId + ' li', 'width: auto; float: none; text-align: left;');
		var elem = document.getElementById(tagId);
		if (!elem) { continue }
		ChangeBigImage(elem);
	}
})();