-$(document).ready(function(){
- $('#password').on('keyup input change', function() {
- if ($('#password').val().length > 0) {
- $('#password-submit').prop('disabled', false);
- } else {
- $('#password-submit').prop('disabled', true);
- }
- });
+document.addEventListener('DOMContentLoaded', function() {
+ var passwordInput = document.getElementById('password');
+ var passwordButton = document.getElementById('password-submit');
+ var eventListener = function() {
+ passwordButton.disabled = passwordInput.value.length === 0;
+ };
+
+ passwordInput.addEventListener('click', eventListener);
+ passwordInput.addEventListener('keyup', eventListener);
+ passwordInput.addEventListener('change', eventListener);
});