rarbg预览图变大图JS

都几百年了还用小图，看的眼睛都斗鸡了

// ==UserScript==
// @name         rarbg预览图变大图JS
// @namespace    http://tampermonkey.net/
// @version      1.2
// @description  都几百年了还用小图，看的眼睛都斗鸡了
// @author       wszgrcy
// @match        http*://rarbg.is/torrents.php*
// @require     https://code.jquery.com/jquery-3.1.0.min.js

// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    var newLink;
    setTimeout(function () {
        newPos();
    },0);
    tdMousseoverChange();
    setTimeout(function () {
        _wm3_settings="";
        console.log(window._wm3_settings);
        window._wm3_settings="";
    },500);

})();



function tdMousseoverChange() {
    newLink="";
    var arrayimg=new Array();
    var i=0;
    $('tr.lista2 td+td.lista a[onmouseover~=return]').each(function () {
        var oldFunction=$(this).attr("onmouseover");
        var linkStartNum=oldFunction.indexOf("src=")+6;
        var linkEndNum=oldFunction.indexOf("jpg")+3;
        var newFunction1=oldFunction.substr(0,linkStartNum);
        var newFunction2=oldFunction.substr(linkEndNum,999);
        var link=oldFunction.substr(linkStartNum,linkEndNum-linkStartNum);
        var newFunction3=changeLink(link);
        //console.log(newFunction1+"|"+newFunction3+"|"+newFunction2);
        $(this).attr("onmouseover",newFunction1+newFunction3+newFunction2);

        preLoad(arrayimg,i,newFunction3);
    });

}
function changeLink(link) /*修改链接*/{
    /*
     * 三种链接形式
     * */
    console.log(link);
    var isTvdb=link.indexOf("tvdb");
    var isChangeTvdb=link.indexOf("banner_optimized");
    var checkoldlink=link.indexOf("static");
    if(checkoldlink!=-1&&isTvdb==-1)
    {

        //普通图片将要修改
        var imgLink1=link.substr(0, checkoldlink);
        var imgLink2="posters2";
        var lastGNum=link.lastIndexOf("/");
        var imgLink3=link.substr(lastGNum,999);
        var imgLink4=link.substr(lastGNum+1,1);
        newLink=imgLink1+imgLink2+"/"+imgLink4+imgLink3;
        //console.log("1改为"+newLink);
    }
    else if(isTvdb!=-1&&checkoldlink!=-1) {
        var tvdbLink1 = link.substr(0, link.indexOf("small"));
        var tvdbLink2 = "banner_optimized.jpg";
        newLink = tvdbLink1 + tvdbLink2;
        //console.log("2改为"+newLink);
    }
    else if (isTvdb==-1&&checkoldlink==-1)
    {
        newLink=link.replace("over","poster");
        //console.log("3改为"+newLink);
    }

    return newLink;
}
//预加载图片
function preLoad(arrayimg,i,newFunction3) {
    setTimeout(function () {
        arrayimg[i]=new Image();
        arrayimg[i].src="https:"+newFunction3;
        i++;
    },0);
}

function newPos() {
    var pop = document.getElementById("overlib");//获取div
    var xoffset = 15;
    var el = "";
    document.onmousemove = function(k) {
        var h;
        h = k.pageX;//当前坐标x
        h += xoffset;
        pop.style.top = window.scrollY+10 + "px";
        pop.style.left = h + "px";
    };
}