if passwordField.text == "" || confirmPasswordField.text == "" || usernameField == "" || lastNameField.text == "" || firstNameField.text == "" {


            doAlert(title: "Incomplete Form", message: "You have not filled in all the forms")


        } else if passwordField.text != confirmPasswordField.text {


            doAlert(title: "Password mismatch", message: "Your passwords do not match")



        } else {

            let user = PFUser()
            user.username = usernameField.text
            user.password = passwordField.text
            user["First Name"] = firstNameField.text
            user["Last Name"] = lastNameField.text


            user.signUpInBackground(block: { (success, error) in

                if error != nil {

                    var displayMessage = "Please try again later"

                    if let errorMessage = error?.userInfo["error"] as? String {

                        displayMessage = errorMessage


                    } } else {

                    self.performSegue(withIdentifier: "RegisteredViewController", sender: self)
                }
            })



        }