return function () {
	return form($replace, [
		'tabs'	=> [
			'class' => 'span6 col-md-6',
			'show_all' => 1,
			'no_headers' => 1,
		],
	])
	->fieldset_start(['id' => 'fieldset1', 'legend' => 'Part 1', 'class' => 'well'])
		->tab_start('main')
			->text('name')
			->text('url')
			->textarea('description')
			->number('quantity', ['min' => 0])
			->active_box('active')
		->tab_end()
		->tab_start('prices')
			->price('old_price')
			->price('price')
			->price('price_promo')
			->price('price_partner')
			->row_start(['desc' => 'Price raw'])
				->number('price_raw11')
				->container('and')
				->number('price_raw12')
			->row_end()
		->tab_end()
	->fieldset_end()
	->fieldset_start(['id' => 'fieldset2', 'legend' => 'Part 2', 'class' => 'well'])
		->text('name2')
		->text('url2')
		->row_start(['desc' => 'Prices'])
			->price('old_price2')
			->price('price2')
			->price('price_promo2')
			->price('price_partner2')
			->price('price_raw2')
		->row_end()
		->textarea('description2')
	->fieldset_end()
	->save_and_back()
	;
};
Part 1
and
Part 2