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为百度搜索结果页添加Google搜索按钮，为Google添加百度搜索按钮
// ==UserScript==
// @name baidu&google：为百度搜索结果页添加Google搜索按钮，为Google添加百度搜索按钮
// @description 为百度搜索结果页添加Google搜索按钮，为Google添加百度搜索按钮
// @icon https://www.baidu.com/cache/icon/favicon.ico
// @version 1.1
// @author Soul
// @run-at document-start
// @include http*://*baidu.com/s*
// @include http*://*baidu.com/baidu*
// @include *://www.google.com/search?*
// @include *://www.google.com.*/search?*
// @require https://cdn.bootcss.com/jquery/3.4.1/jquery.min.js
// @grant GM_addStyle
// @grant GM_getResourceText
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_deleteValue
// @grant GM_registerMenuCommand
// @note 2020.7.11 V1.0 基于baidu++脚本修改来的第一版；
// @namespace http://greasyfork.icu/users/308136
// ==/UserScript==
(function() {
'use strict';
var hostname = window.location.hostname;
if(hostname.match(RegExp(/baidu.com/))){
// 去除一些无用的百度广告
var style_tag_baidu = document.createElement('style');
style_tag_baidu.innerHTML = '#content_right{display:none;}'; // 移除百度右侧栏
document.head.appendChild(style_tag_baidu);
document.addEventListener ("DOMContentLoaded",show_button_baidu);
$('#content_left>div').has('span:contains("广告")').remove();// 去除常规广告
// 在百度结果首页开始添加按钮
function show_button_baidu () {
//添加Google搜索按钮
$('.s_btn_wr,#s_btn_wr').after('<input type="button" id="google" value="Google搜索" class="btn self-btn bg" style="float:right; font-size:14px; text-align:center; text-decoration:none; width:112px; height:40px; border-radius:10px 10px; line-height:33px; margin-left:5px;-webkit-appearance:none;border: 0;color:#fff;letter-spacing:1px;background:#CC3333;border-bottom:1px solid #CC0033;outline:medium;" onmouseover="this.style.background=\'#CC0033\'" onmouseout="this.style.background=\'#CC3333\'">')
$("#google").click(function(){
window.open('https://www.google.com/ncr?gws_rd=ssl#newwindow=1&q=' + encodeURIComponent($('#kw').val()));
}) // 结束
function del_delayed_ads(){
$('.c-container').has('.f13>span:contains("广告")').remove();
}
setTimeout(function () { del_delayed_ads(); }, 2100); // 去除顽固性的延迟加载广告，一般延迟2秒左右。例如搜索“淘宝”，当页面加载完毕之后在搜索结果最前或最后会再插入一个广告。
}
}
else if(hostname.match(RegExp(/google.com/))){
//Google上添加百度搜索
document.addEventListener ("DOMContentLoaded", show_button_google);
function show_button_google () {
var url_baidu = "https://www.baidu.com/s?wd=" + encodeURIComponent($(".gLFyf.gsfi:first").val()) + "&from=TsingScript";
$(".RNNXgb:first").append('<div style="display:inline-block; height:100%; width:0px; box-sizing: border-box; border-radius:30px;"><button id="google++" type="button" style="height:100%; width:100%; border:none; outline:none; border-radius:30px; font-size:15px; cursor:pointer; display:block; float:left; font-size:14px; text-align:center; text-decoration:none; width:100px; margin-left:30px; color:#fff; letter-spacing:1px; background:#3385ff; " onclick="window.open(\''+ url_baidu + '\')" title="使用百度搜索引擎检索该关键词">百度一下</button></div>');
$(".gLFyf.gsfi:first").change(function(){
var url_baidu_new = "https://www.baidu.com/s?wd=" + encodeURIComponent($(".gLFyf.gsfi:first").val()) + "&from=TsingScript";
$("#google++").attr('onclick','window.open("'+ url_baidu_new + '")');
});
}
} // 结束
})();