ssreader link getter (works with TemperMonkey)

ssreaderlink.js

// ==UserScript==
// @name         ssreader link getter
// @namespace    http://tianhua.me/
// @version      0.1
// @description  enter something useful
// @author       ZTH
// @match        http://10.55.100.203:8099/*
// @grant        none
// ==/UserScript==

function ssreaderLinkMain() {
    var l = document.getElementsByTagName('dl');
    if (l.length > 0) {
        for (var i = 0; i < l.length; ++i) {
            var a = l[i].getElementsByTagName('a')[0];
            var oc = a.getAttribute('onclick');
            oc = oc.replace('ToReadBook(', 'ssreaderGet(');
            a.setAttribute('onclick', oc);
        }
    }
}

window.ssreaderGet = function (id, mode) {
    var oReq = new XMLHttpRequest();
    oReq.context = this;
    oReq.onload = function () {
        var ss = this.responseText.match('book://[^\"]*')[0];
        console.log(ss);
        document.getElementById('KeyWord').value = ss;
        document.getElementById('KeyWord').setAttribute('onclick', "this.select();");
    };
    oReq.open("get", "/markbook/GoBook.jsp?BID=" + id, true);
    oReq.send();
}

ToReadBook = window.ssreaderGet;

ssreaderLinkMain();