Tampermonkey script to quickly check the visa requirements of a selected passport for each country on the Passport Index website, by simply clicking on the country in the map.

passport_index_clickable_map.user.js

// ==UserScript==
// @name         Passport Index clickable map
// @namespace    dubrox.com
// @version      0.1
// @description  Tampermonkey script to quickly check the visa requirements of a selected passport for each country on the Passport Index website, by simply clicking on the country in the map.
// @author       dubrox
// @match        https://www.passportindex.org/passport/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=passportindex.org
// @grant        none
// ==/UserScript==


(function() {
    'use strict';
    const countryLabelToNameMap = {
        "Lao People's Democratic Republic": "Laos",
        "Vietnam": "Viet Nam",
    };
    const countryNameFix = (label) => countryLabelToNameMap.hasOwnProperty(label) ? countryLabelToNameMap[label] : label;

    const bind = () => {
        // avoid binding attempts while the map regions are still not loaded
        if (!document.querySelector('#vmap svg')) return setTimeout(bind, 1000);

        const regionPathNodes = document.querySelectorAll('.jqvmap-region');
        const labelNode = document.querySelector('.jqvmap-label');
        const searchNode = document.getElementById('countrysearch');

        regionPathNodes.forEach(i => i.addEventListener('click', () => {
            const countryLabel = labelNode.textContent;
            const countryName = countryNameFix(countryLabel);
            searchNode.value = countryName;
            countrysearch(); // function from the Passport Index page.
        }));
    }

    bind();
})();