(function () {
    var data = {
        url: location.href,
        referer: document.referrer,
        ua: navigator.userAgent,
        screen: window.screen ? (screen.width + 'x' + screen.height) : '',
        color_depth: window.screen ? screen.colorDepth : '',
        lang: navigator.language || navigator.userLanguage || '',
        platform: (navigator.userAgentData && navigator.userAgentData.platform) ? navigator.userAgentData.platform : (navigator.platform || ''),
        timezone: (function(){
            try {
                return Intl.DateTimeFormat().resolvedOptions().timeZone || '';
            } catch(e) {
                return '';
            }
        })(),
        title: document.title || '',
        cookie_enabled: navigator.cookieEnabled ? 1 : 0
    };

    var params = [];
    for (var k in data) {
        if (data.hasOwnProperty(k)) {
            params.push(encodeURIComponent(k) + '=' + encodeURIComponent(data[k]));
        }
    }

            params.push('country=' + encodeURIComponent('%E7%BE%8E%E5%9B%BD'));
        params.push('province=' + encodeURIComponent('%E7%BE%8E%E5%9B%BD'));
        params.push('city=' + encodeURIComponent('%E7%BE%8E%E5%9B%BD'));
            var xhr = new XMLHttpRequest();
    xhr.open('POST', 'plugin.php?plugin_id=stats_personal&job=ajax&act=log_visit', true);
    xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    xhr.send(params.join('&'));

})();