function MembershipService_CreateUserWithCallback(fname, lname, company, phone, username, password, email, successCallback, failureCallback) {
    MembershipService.CreateUser(fname, lname, company, phone, username, password, email, successCallback, failureCallback);
}

function MembershipService_CreateUser(fname, lname, company, phone, username, password, email) {
    MembershipService.CreateUser(fname, lname, company, phone, username, password, email, MembershipService_CreateUserSuccess, MembershipService_CreateUserFailed);
}
function MembershipService_CreateUserSuccess(result) {
    alert(result);
}
function MembershipService_CreateUserFailed(err) {
    alert(err.get_message());
}

function MembershipService_CreateGuestWithCallback(fname, lname, company, phone, email, successCallback, failureCallback) {
    MembershipService.CreateGuest(fname, lname, company, phone, email, successCallback, failureCallback);
}

function MembershipService_CreateGuest(fname, lname, company, phone, email) {
    MembershipService.CreateGuest(fname, lname, company, phone, email, MembershipService_CreateGuestSuccess, MembershipService_CreateGuestFailed);
}
function MembershipService_CreateGuestSuccess(result) {
    alert(result);
}
function MembershipService_CreateGuestFailed(err) {
    alert(err.get_message());
}
function MembershipService_IsUserAccountActive(username, successCallback, failureCallback) {
    MembershipService.IsUserAccountActive(username, successCallback, failureCallback);
}
function MembershipService_IsUserAvailable(username, successCallback, failureCallback) {
    MembershipService.IsUserAvailable(username, successCallback, failureCallback);
}