1 "content_scripts":[{
 2         "js": [
 3             "js/BaseJs/jquery.min.js",
 4             "js/BaseJs/RoomObj.js",
 5             "js/removeRoom.js",
 6             "js/paizidanmu.js",
 7             "js/removeAds.js",
 8             "js/content_scripts.js"
 9         ],    //要注入的js
10         …
11     }]

 1 //获取房间id
 2     this.getRoomId = function () {
 3         try{
 4             var roomUrl = $("link[rel='canonical']")[0].href;
 5             var roomUrlArr = roomUrl.split("/");
 6             return roomUrlArr[3];
 7         }catch(err){
 8             return "";
 9         }
10     };

window.οnlοad=function(){roomId = roomObj.getRoomId();if (roomId =="") {return}…
};

  1 var removeAdsIndex =0;
  2 function removeAds() {
  3     var removeAdsTimer=self.setInterval(function(){
  4         if (removeAdsIndex>=10) {
  5             window.clearInterval(removeAdsTimer);
  6         }
  7         $("#left").remove();    //左边侧栏
  8         $(".recommendApp-cbeff7").remove();    //下载斗鱼APP
  9         $(".live-room-normal-left").remove();    //视频下方广告
 10         $(".yuba-group-active").remove();    //悬浮主播头像，小组动态
 11         $(".recording-wrap").remove();    //TA的视频
 12         $(".sq-wrap").remove();    //分享按钮
 13         $(".column.rec").remove();    //主播也爱看
 14         $(".ft-sign-cont").remove();    //任务区,网页游戏推广
 15
 16         $(".showdanmu-f76338").click();    //关闭弹幕
 17         removeAdsIndex++;
 18     },1000);
 19 };
 20 //进行一些页面排版修改
 21 function youhua() {
 22     $("#header").hide();    //隐藏头部
 23     setFont();
 24     $("#header").css("border-bottom-width","0px");
 25     $("#mainbody").css("margin-top","0px");    //"50px"
 26     $("#mainbody").css("padding-top","0px");    //"20px"
 27     // 视频    区域
 28     $("#anchor-info").css("border-top-width","0px");    //"1px"
 29     $("#anchor-info").css("border-left-width","0px");    //"1px"
 30     $("#anchor-info").css("border-right-width","0px");    //"1px"
 31     $("#anchor-info").css("border-bottom-width","0px");    //"1px"
 32     $("#anchor-info").css("margin-bottom","2px");    //"10px"
 33     //任务 、背包
 34     $("#js-stats-and-actions").css("padding-top","4px");    //"14px"
 35     $("#js-stats-and-actions").css("padding-bottom","2px");    //"7px"
 36     $("#js-live-room-normal-equal-right").css("margin-top","0px");    //"24px"
 37 };
 38
 39 function delayInset() {
 40     //添加 排行on/off 按钮
 41     var span =document.createElement("span");
 42     span.innerHTML = "排行on";
 43     var ii =document.createElement("i");
 44     ii.setAttribute("class","icon");
 45     var a =document.createElement("a");
 46     a.setAttribute("href","javascript:;");
 47     a.setAttribute("id","fansRankId");
 48     a.appendChild(ii);
 49     a.appendChild(span);
 50     document.getElementsByClassName("chat-cls")[0].appendChild(a);
 51     document.getElementById("fansRankId").onclick = function(){
 52         var fansRan =$("#fansRankId span");
 53         if (fansRan.text() == "排行off") {
 54             fansRan.text("排行on");
 55             $("#js-fans-rank").show();    //粉丝贡献榜
 56             $("#js-chat-cont").css("top","217px");    //"217px"
 57         }else{
 58             fansRan.text("排行off");
 59             $("#js-fans-rank").hide();    //粉丝贡献榜
 60             $("#js-chat-cont").css("top","2px");    //"217px"
 61         }
 62     };
 63
 64     //添加 隐藏\显示头部信息 按钮
 65     var a =document.createElement("a");
 66     a.innerHTML = "隐藏头部信息";
 67     a.setAttribute("href","javascript:;");
 68     a.setAttribute("id","headInfoId");
 69     document.getElementsByClassName("r-else clearfix")[0].appendChild(a);
 70     document.getElementById("headInfoId").onclick = function(){
 71         setFont();
 72         var headInfo =$("#headInfoId");
 73         if (headInfo.text() == "显示头部信息") {
 74             headInfo.text("隐藏头部信息");
 75             $("#header").hide();    //隐藏头部
 76         }else{
 77             headInfo.text("显示头部信息");
 78             $("#header").show();    //隐藏头部
 79         }
 80     };
 81
 82     //添加 on\of  显示\隐藏直播公告 按钮
 83     var a =document.createElement("a");
 84     a.innerHTML = "on";
 85     if ($(".column-cotent").text() =="") {
 86         $(".live-room-normal-right.fl").hide();    //直播公告
 87         a.innerHTML = "off";
 88     }
 89     a.setAttribute("href","javascript:;");
 90     a.setAttribute("id","roomAnnounceId");
 91     document.getElementById("js-shie-gift").appendChild(a);
 92     document.getElementById("roomAnnounceId").onclick = function(){
 93         var roomAnnounce =$("#roomAnnounceId");
 94         if (roomAnnounce.text() == "on") {
 95             roomAnnounce.text("off");
 96             $(".live-room-normal-right.fl").hide();
 97         }else{
 98             roomAnnounce.text("on");
 99             $(".live-room-normal-right.fl").show();
100         }
101     };
102 };
103 // 斗鱼的其他js，触发一些事件会修改回原来的字体样式,所以放在了点击状况信息时，修改一次字体
104 function setFont() {
105     $(".cs-textarea").css("font-size","14px"); //文字输入区  字体
106     $(".cs-textarea").css("font-weight","bold");//文字输入区  字体加粗
107 }
108 $(document).ready(function(){
109     if (roomObj.getRoomId() =="") {
110         return;
111     }
112     removeAds();
113     var youhuaTimer=setTimeout("youhua()",3000);
114     var delayInsetTimer = setTimeout("delayInset()", 2500);
115 });