FIRAuth.auth()?.createUserWithEmail(self.emailTextField.text, password: self.passwordTextField.text,
                                         withValueCompletionBlock: { error, result in
                                            if error != nil {


                                                //Change location of alertcontroller
                                                let alertController = UIAlertController(title: "Error", message: error?.localizedDescription, preferredStyle: .Alert)
                                                let defaultAction = UIAlertAction(title: "Ok", style: .Cancel, handler: nil)
                                                alertController.addAction(defaultAction)


                                            } else {
                                                let uid = result["uid"] as? String
                                                println("Successfully created user account with uid: \(uid)")

                                                // Create a new user dictionary accessing the user's info
                                                // provided by the authData parameter
                                                let newUser = [
                                                    "provider": authData.provider,
                                                    "displayName": authData.providerData["displayName"] as? NSString as? String,
                                                    "firstName": firstnameTextField.text,
                                                    "lastName": lastnameTextField.text

                                                ]
                                                // Create a child path with a key set to the uid underneath the "users" node
                                                // This creates a URL path like the following:
                                                //  - https://<YOUR-FIREBASE-APP>.firebaseio.com/users/<uid>
                                                ref.childByAppendingPath("users")
                                                    .childByAppendingPath(authData.uid).setValue(newUser)

    //
    //                                            let firstName = firstnameTextField.text
    //                                            let lastName = lastnameTextField.text
    //                                            let user: NSDictionary = ["firstName": firstName!, "lastName": lastName! ]
    //
    //
    //
    //                                            //add firebase child node
    //                                            let profile = firebase.ref.childByAppendingPath(firstName!)
    //
    //                                            // Write data to Firebase
    //                                            profile.setValue(user)


                                            }
                    })