/**
	 * set package and submit the order
	 */
	function setPackageAndSubmit( product_id, option_id, value_id, price ) {

		$('select_' + option_id).down('option[value="' + value_id + '"]').writeAttribute('selected');
		
		// submnit the form
		$('product_addtocart_form_'+product_id).submit();

	}