js/jquery关闭当前窗口

closeWindow: function() {
    var userAgent = navigator.userAgent;
    if (userAgent.indexOf("Firefox") != -1 || userAgent.indexOf("Chrome") != -1) {
        location.href = "about:blank";
    } else {
        window.opener = null;
        window.open('', '_self');
    }
    window.close();
}