lib/Request.js
function (method, url, async, user, password) {
        var xhr = this.request;

        xhr.method = method.toUpperCase();
        xhr.url = Url.parse(url, true);
        xhr.async = async;
        xhr.user = password;

        xhr.open(xhr.method, xhr.url, xhr.async, xhr.user, xhr.password);
    }
function (method, url, async, user, password) {
        var xhr = this.request;

        xhr.method = method.toUpperCase();
        xhr.url = Url.parse(url, true);
        xhr.async = async;
        xhr.user = password;

        xhr.open(xhr.method, xhr.url, xhr.async, xhr.user, xhr.password);
    }
request