esim_mu_storage_link.user.js

// ==UserScript==
// @name         Mu Storage Direct Access
// @namespace    http://tampermonkey.net/
// @version      0.2
// @description  try to take over the world!
// @author       Conra
// @match        *.e-sim.org/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    // SELECTING NAVBAR
    let server = window.location.host

    let navbar_select = document.querySelector('#mobileNavbar');
    let ul_navbar_select = navbar_select.querySelector('ul');

    // CREATING DIVIDER

    let divider = document.createElement('li');
    divider.setAttribute('class', 'divider');
    ul_navbar_select.appendChild(divider);

    // CREATING "MU STORAGE" ELEMENT LIST

    let mu_storage_btn = document.createElement('ul');
    mu_storage_btn.setAttribute('class', 'menuNotifications')
    mu_storage_btn.setAttribute('style', 'margin-left:10px')
    mu_storage_btn.style.display = "flex"
    mu_storage_btn.style.gap = "1em"
    ul_navbar_select.appendChild(mu_storage_btn);

    // CREATING HYPERLINK TO MU STORAGE

    function create_link(to, name) {
        let new_link = document.createElement('a');
        new_link.setAttribute('href', 'https://' + server.split('.')[0] +'.e-sim.org/' + to);
        new_link.setAttribute('target', '_blank');
        new_link.setAttribute('height', '100%');
        new_link.setAttribute('width', '100%');
        new_link.setAttribute('style', 'color:#f2f2f2')
        new_link.textContent = name
        mu_storage_btn.appendChild(new_link)
    }

    create_link('militaryUnitStorage.html', "MU Storage")
    create_link('citizensOnline.html?countryId=0', "Users Online")

    // Your code here...
})();