var $validate = array(

	            'username' => array(
	                'alpha' => array('rule' => 'alphanumeric',
	                                                    'required' => true,
	                                                    'message' => 'Avec un Username c\'est mieux ! '),
	                'isUnique' => array
	                        (
	                            'rule' => 'isUnique',
	                            'message' => 'Cette pseudo existe déjà.'
	                        )

	                ),

	                'mail' => array(
	                  'rule' =>'email',
	                  'message'=>'Un Email?!'
	                                                                                                         ),

			'password' => array('rule' => array('confirmPassword', 'password'),
								'message' => 'Password/Confirmation doesn\'t Match'),
			'password_confirm' => array('rule' => 'alphanumeric',
										'required' => true,
	                                                        'message' => 'Une confirmation du password !?'),
		);
	function confirmPassword($data) {
		$valid = false;
		if ($data['password'] == Security::hash(Configure::read('Security.salt') . $this->data['User']['password_confirm'])) {
			$valid = true;
		}
		return $valid;
	}