function signup()
	{
		$this->load->helper('ionauth');


		if($this->ion_auth->logged_in() == true)
		{
			redirect('auth', 'refresh');
		}

		//validate form input
		$this->form_validation->set_rules('username', 'Username', 'username_check|required|xss_clean');
		$this->form_validation->set_rules('email', 'Email Address', 'email_check|required|valid_email');
		$this->form_validation->set_rules('password', 'Password', 'required|min_length[' . $this->config->item('min_password_length', 'ion_auth') . ']|max_length[' . $this->config->item('max_password_length', 'ion_auth') . ']|matches[password_confirm]');
		$this->form_validation->set_rules('password_confirm', 'Password Confirmation', 'required');

		if ($this->form_validation->run() == true)
		{
			$username = $this->input->post('username');
			$email = $this->input->post('email');
			$password = $this->input->post('password');

			$additional_data = array();
		}
		if ($this->form_validation->run() == true && $this->ion_auth->register($username, $password, $email, $additional_data))
		{ //check to see if we are creating the user
			//redirect them back to the admin page
			$this->session->set_flashdata('message', "User Created");
			redirect("users", 'refresh');
		}
		else
		{ //display the create user form
			//set the flash data error message if there is one
			$this->data['message'] = (validation_errors() ? validation_errors() : ($this->ion_auth->errors() ? $this->ion_auth->errors() : $this->session->flashdata('message')));


			$this->data['username'] = array(
				'name' => 'username',
				'id' => 'username',
				'type' => 'text',
				'value' => $this->form_validation->set_value('username'),
			);
			$this->data['email'] = array(
				'name' => 'email',
				'id' => 'email',
				'type' => 'text',
				'value' => $this->form_validation->set_value('email'),
			);

			$this->data['password'] = array('name' => 'password',
				'id' => 'password',
				'type' => 'password',
				'value' => $this->form_validation->set_value('password'),
			);
			$this->data['password_confirm'] = array('name' => 'password_confirm',
				'id' => 'password_confirm',
				'type' => 'password',
				'value' => $this->form_validation->set_value('password_confirm'),
			);
		}

		$this->template->build('signup', $this->data);
	}