Google & baidu Switcher (ALL in One)

分别在百度和google的搜索结果页面增加搜索跳转按钮，使用到jquery的jquery-1.7.2.min.js，不懂跳墙使用GOOGLE的同学请自动忽略。自动判断百度和google对JQUERY的载入，并动态载入Jquery.js。
当前为 2020-07-11 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name      Google & baidu Switcher (ALL in One)
// @namespace    https://openuserjs.org/scripts/t3xtf0rm4tgmail.com/Google_baidu_Switcher_(ALL_in_One)
// @homepageURL     https://greasyfork.org/zh-CN/scripts/12909-google-baidu-switcher-all-in-one
// @feedback-url  https://greasyfork.org/zh-CN/scripts/12909-google-baidu-switcher-all-in-one/feedback
// @author      F9y4ng
// @version      1.6.4.1
// @description    分别在百度和google的搜索结果页面增加搜索跳转按钮，使用到jquery的jquery-1.7.2.min.js，不懂跳墙使用GOOGLE的同学请自动忽略。自动判断百度和google对JQUERY的载入，并动态载入Jquery.js。
// @icon      data:image/png;base64,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
// @compatible    Chrome + Tampermonkey
// @compatible    Firefox + Tampermonkey
// @compatible    Microsoft Edge + Tampermonkey
// @compatible    Opera + Tampermonkey
// @compatible    Safari + Tampermonkey • Safari
// @include      *://encrypted.google.*/search*
// @include      *://*.google*/search*
// @include      *://*.google*/webhp*
// @include      *://www.google*/ac-notexist*
// @include      http://www.baidu.com/*
// @include      https://www.baidu.com/*
// @license      MPL-2.0
// @create       2015-10-07
// @copyright    2015-2020, F9y4ng
// @grant      none
 
// ==/UserScript==
 
if ("undefined" == typeof (jQuery)) {
  loadJs("for_google", "https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js", callbackFunction);
}
else {
  $(document).ready(function () {
    function baiduswitchgoogle() {
      if (document.querySelector("#ggyx") == null) {
        $('.s_btn_wr').after('<div class="s_btn_wr bg" style="width:0px;display:inline-block;margin-left:10px"><input type="button" id="ggyx" value="Google一下" class="ggyx" ></div>');
        $('.ggyx').css({
          'width': '112px',
          'height': '44px',
          'color': '#fff',
          'letter-spacing': '1px',
          'background': '#4e71f2',
          'border': '0',
          'cursor': 'pointer',
          'border-radius': '10px',
          'font-size': '14px'
        });
        $('form.fm .s_btn').css({
          'background': '#4e71f2',
          'border-bottom': '1px solid #2d78f4'
        });
        hoverhandle($('form.fm .s_btn'));
        hoverhandle($('#ggyx'));
        $('#u').css({
          'z-index': '1'
        });
        $('#ggyx').off("click").on({
          click: function () {
            var BSurl = GetUrlParam("tn");
            switch (BSurl) {
              case "news":
                BSurl = "tbm=nws&q=";
                break;
              case "vsearch":
                BSurl = "tbm=vid&q=";
                break;
              default:
                BSurl = "q=";
            }
            window.open("https://www.google.com/search?newwindow=1&hl=zh-CN&source=hp&" + BSurl + encodeURIComponent($('#kw').val()));
            return false;
          }
        });
      }
    }
 
    function hoverhandle(e) {
      e.hover(function () {
        e.css({
          'background': '#4662D9',
          'border': '1px solid #2d78f4'
        })
      }, function () {
        e.css({
          'background': '#4e71f2',
          'border': '1px solid #2d78f4'
        })
      });
    }
    //2019/12/07 F9y4ng 检测从baidu首页进入的搜索&自动提交
    if (/^http(s)?:\/\/(www\.)?baidu\.com\/$/ig.test(window.location.href)) {
      $("#kw").on("blur", function () {
        if ($('#kw').val().length > 0) {
          setTimeout(function () {
            if ($('#ggyx').length < 1 && !(GetUrlParam("wd").length > 0 || GetUrlParam("word").length > 0)) {
              $('form').submit();
            }
          }, 600);
        }
      });
    }
    else {
      if (GetUrlParam("wd").length > 0 || window.location.href.lastIndexOf("/s?") > 0 || GetUrlParam("word").length > 0 || window.location.href.lastIndexOf("/baidu?") > 0) {
        baiduswitchgoogle();
      }
    }
    var elm = $('#ggyx');
    var startPos = $(elm).offset().top;
    $.event.add(window, "scroll", function () {
      var p = $(window).scrollTop();
      $(elm).css('height', ((p) > startPos - 0) ? '40px' : '44px');
    });
  });
}
 
function callbackFunction() {
  $(document).ready(function () {
    var browser = {
      versions: function () {
        var u = navigator.userAgent;
        return {
          Firefox: u.indexOf('Firefox') > -1,
          Edge: u.indexOf('Edge') > -1,
          Chrome: u.indexOf('Chrome') > -1 && u.indexOf('Edg') == -1,
          Microsoft_Edge: u.indexOf('Edg') > -1 && u.indexOf('Edge') == -1,
          Chromium: u.indexOf('Chrome') > -1
        };
      }()
    }
 
    function googleswitchbaidu() {
      if (document.querySelector("#sfdiv_bd") == null) {
        $('button[type="submit"]').closest('div').first().after('<div id="sfdiv_bd" style="position:relative;float:right;height:0px"><button id="bdyx" style="cursor: pointer; display: flex; border: 1px solid transparent; background: #1a73e8; box-shadow: none; border-radius: 24px; width: 120px; height: 46px;" type="button"><span class="sbico" id="bdyxss" style="color:#fff;"><svg style="fill: #fff;" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="18px" height="18px" viewBox="0 0 64 64" xml:space="preserve"><path d="M62.243,53.758L44.658,36.173C46.768,32.602,48,28.449,48,24C48,10.745,37.255,0,24,0S0,10.745,0,24s10.745,24,24,24 c4.449,0,8.602-1.232,12.173-3.342l17.584,17.584C54.843,63.329,56.343,64,58,64c3.314,0,6-2.686,6-6 C64,56.343,63.328,54.843,62.243,53.758z M24,42c-9.941,0-18-8.059-18-18c0-9.941,8.059-18,18-18c9.941,0,18,8.059,18,18 C42,33.941,33.941,42,24,42z"/></svg></span><span id="bdyxwz" style="color: rgb(255, 255, 255); font-size: 16px; margin-left: 26px; font-weight: 700;">百度一下</span></button></div>');
        $('#sfdiv_bd').css({
          'top': '-46px',
          'right': '-130px'
        });
        $('#bdyx').css({
          'width': '120px',
          'height': '46px'
        });
        hoverhandlel($('#bdyx'));
        $('#sfdiv_bd').off("click").on({
          click: function () {
            var kw = $('input[name="q"]').val();
            //获取属性标签容错
            if ("undefined" == typeof (kw)) {
              kw = GetUrlParam("q");
            }
            var GSurl = GetUrlParam("tbm");
            switch (GSurl) {
              case "isch":
                GSurl = "https://image.baidu.com/search/index?tn=baiduimage&ie=utf-8&word=";
                break;
              case "vid":
                GSurl = "https://www.baidu.com/sf/vsearch?pd=video&tn=vsearch&ie=utf-8&wd=";
                break;
              case "nws":
                GSurl = "https://www.baidu.com/s?tn=news&rtt=4&bsst=1&cl=2&wd=";
                break;
              case "shop":
                GSurl = "https://b2b.baidu.com/s?fr=wwwt&q=";
                break;
              default:
                GSurl = "https://www.baidu.com/s?ie=utf-8&rqlang=cn&wd=";
            }
            window.open(GSurl + encodeURIComponent(kw));
            return false;
          }
        });
      }
    }
    if (window.location.hash.lastIndexOf("q=") > 0 || window.location.search.lastIndexOf("q=") > 0) {
      googleswitchbaidu();
    }
 
    function hoverhandlel(e) {
      e.hover(function () {
        e.css({
          'background': '#2b7de9',
          'border': '1px solid transparent'
        })
      }, function () {
        e.css({
          'background': '#1a73e8',
          'border': '1px solid transparent'
        })
      });
    }
    //2019/05/21 F9y4ng 修正GOOGLE首页自动提交搜索优先级
    if (/^http(s)?:\/\/(www\.)?google\.\w+(\.\w+)?\/$/ig.test(window.location.href) || GetUrlParam("q") === null || GetUrlParam("q") === "") {
      var gfm = $('input[name="q"]');
      if ("undefined" == typeof (gfm)) {
        gfm = $("input[role='combobox']");
      }
      gfm.off('click').on({
        blur: function () {
          if (gfm.val().length > 0) {
            setTimeout(function () {
              $("form").submit();
            }, 200);
          }
        }
      });
    }
    if (GetUrlParam("tbm") !== "" && GetUrlParam("tbm") !== null) {
      $('#bdyxwz').css('margin-left', '2px');
    }
    if (GetUrlParam("tbm") == "fin") {
      $('#bdyxwz').css('margin', '-2px 0 0 24px');
    }
    $('#bdyxwz').css('margin-top', '10px');
    $('#bdyxss').css('margin', '13px 2px 0 4px');
 
    var elm = $('#bdyx');
    var startPos = $(elm).offset().top;
    $.event.add(window, "scroll", function () {
      var p = $(window).scrollTop();
      $(elm).css('height', ((p) > startPos - 0) ? '34px' : '46px');
      $(elm).css('margin-top', ((p) > startPos - 0) ? '12px' : '0px');
      $('#bdyxwz').css('margin-top', ((p) > startPos) ? '4px' : '10px');
      $('#bdyxwz').css('font-weight', ((p) > startPos) ? '500' : '700');
      $('#bdyxss').css('margin', ((p) > startPos) ? '7px 2px 0 4px' : '13px 2px 0 4px');
      if (GetUrlParam("tbm") !== "" && GetUrlParam("tbm") !== null) {
        $('#bdyx').css('margin-top', ((p) > startPos) ? '1px' : '0px');
      }
    });
  });
}
 
function loadJs(sid, jsurl, callback) {
  var nodeHead = document.getElementsByTagName('head')[0];
  var nodeScript = null;
  if (document.getElementById(sid) === null) {
    nodeScript = document.createElement('script');
    nodeScript.setAttribute('type', 'text/javascript');
    nodeScript.setAttribute('src', jsurl);
    nodeScript.setAttribute('id', sid);
    if (callback !== null) {
      nodeScript.onload = nodeScript.onreadystatechange = function () {
        if (nodeScript.ready) {
          return false;
        }
        if (!nodeScript.readyState || nodeScript.readyState == "loaded" || nodeScript.readyState == 'complete') {
          nodeScript.ready = true;
          callback();
        }
      };
    }
    nodeHead.appendChild(nodeScript);
  }
  else {
    if (callback !== null) {
      callback();
    }
  }
}
 
function GetUrlParam(paraName) {
  var url = document.location.toString();
  var arrObj = url.split("?");
  if (arrObj.length > 1) {
    var arrPara = arrObj[1].split("&");
    var arr;
    for (var i = 0; i < arrPara.length; i++) {
      arr = arrPara[i].split("=");
      if (arr !== null && arr[0] == paraName) {
        return arr[1];
      }
    }
    return "";
  }
  else {
    return "";
  }
}