remove the stupid volunteer page reload

// ==UserScript==
// @name         stop volunteer page refresh
// @namespace    http://tampermonkey.net/
// @version      2025-08-22
// @description  ugh
// @author       rippy
// @match        *://*.neopets.com/hospital/volunteer.phtml*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=neopets.com
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    startShift = function(e) {

        let fight = e.dataset.fight;
        let pet = e.dataset.pet;

        if (document.getElementById("VolunteerJoinButton").hasAttribute("disabled") || fight == "" || pet == "") {
            let errMsg = fight == "" ? "You have not selected a Battle! You must first select a Battle to volunteer!" : "You must select which pet you want to volunteer!";
            document.getElementById("VolunteerErrMsg").innerHTML = errMsg;
            togglePopup__2020(document.getElementById("VolunteerErrorPopup"));
            return;
        }

        e.setAttribute("disabled", '');

        let formData = new FormData();
        formData.append("_ref_ck", getCK());
        formData.append("fight_id", fight);
        formData.append("pet_name", pet);

        document.getElementById("VolunteerErrMsg").innerHTML = "";

        fetch("/np-templates/ajax/plots/hospital/volunteer-join.php", {
            method: "POST",
            headers: {"x-requested-with": "XMLHttpRequest"},
            body: formData,
        })
            .then(
                function (response) {
                    if (response.status !== 200) {
                        console.log("Error setting state!");
                    }

                    response.json().then(function (data) {
                        if (data.success) {
                            //window.location.reload();
                            togglePopup__2020(document.getElementById("VolunteerJoinedPopup"));
                            setFightInService(fight, data);
                            showFights();
                            let clock = new vcClock((data.time / 3600), 0, 0);
                            intervals["fight"+fight+"Clock"] = setInterval(function() {
                                clock.tick("fight",fight);
                            }, 1000);
                        }
                        if (data.error) {
                            document.getElementById("VolunteerErrMsg").innerHTML = data.errMsg;
                            togglePopup__2020(document.getElementById("VolunteerErrorPopup"));
                        }
                        e.removeAttribute("disabled");
                    });
                }
            )
            .catch(function (err) {
                console.log("Fetch Error :-S", err);
            });
    }
})();