var secret = "Basic cHJzOnNlY3JldA==";
var mainPath = "http://localhost:8080/";

function loginRequest(username, password) {
    var path = mainPath+"token?grant_type=password&username="+username+"&password="+password;
    var request = new XMLHttpRequest();
    request.onreadystatechange = state_change;
    request.open("POST", path, true);
    request.setRequestHeader("Authorization", secret);
    request.send(null);
    function state_change() {
        if (request.readyState == 4) {
            alert(path);
            if (request.status == 200) {
                alert("OK");
                var response = JSON.parse(request.responseText);
                var token = response.access_token;
                return token;
            }
            else {
                alert(request.status);
            }
        }
    }
    return request.status;
}