gistfile1.php

$config = array(
	
	'title' => 'Setup your account',
	'buttonTitle' =>  'Register',
    'redirect' => '/thanks/',
	'showShortErrors' => false,
    'showLongErrors' => true,

	'fieldsets' => array(
        'example' =>  array(
            'legend' => false,
            'fields' => array(
                'name' => array(
                    'type'=>'text', 'label'=>'Full Name', 'req'=>true,
                ),
                'email' => array(
                    'type'=>'text', 'label'=>'Email Address', 'req'=>true,
                    'regex'=>'email', 'initial'=>'must be valid',
                ),
                'username' => array(
                    'type'=>'text', 'label'=>'Username', 'req'=>true,
                    'hint'=>'3-20 characters',
                    'min'=>3, 'max'=>20,
                    'class'=>'small',
					'unique' => array(
						'table' => 'users',
						'field' => 'username',
						'match' => array(
							'active' => 'Y',
						),
					),
                ),
			),
		),
	),
);