Larvata / oricon Large Cover

// ==UserScript==
// @name       oricon Large Cover
// @namespace  https://github.com/larvata
// @version    0.1
// @description  get hires image for oricon
// @match      http://www.oricon.co.jp/rank/*
// @copyright  2012+, You
// ==/UserScript==

$.each($(".item_img>div:first-child>a"),function(i,obj){
	$(obj).attr("target","_blank");
	$(obj).attr("download",$(obj).find("img").attr("alt"));
	$(obj).attr("href",$(obj).find("img").attr("src").replace("SL160","SL500"));
});