protected function callback() {

		add_action( 'wp_ajax_mortgage_json_manually', array( new MP_Callback_Export, 'get_window_for_sending' ) );
		add_action( 'wp_ajax_json_more', array( new MP_Callback_Export, 'get_more_leads' ) );
		add_action( 'wp_ajax_json_checked', array( new MP_Callback_Export, 'export_lead_data' ) );

		add_action( 'wp_ajax_ajax_change_abandoned_fields', array( new MP_Callback, 'ajax_change_abandoned_fields' ) );

		add_action( 'wp_ajax_mortgagecalculator_date-reports', array( new MP_Reports, 'json_get_date_reports' ) );

		add_action( 'wp_ajax_mortgagecalculator_constructor', array( new MP_Callback, 'constructor_code_send' ) );

		add_action( 'wp_ajax_json_send_email', array( new MP_Callback, 'json_send_email' ) );

		add_action( 'wp_ajax_contact_widget_send_email', array( new MP_Callback, 'send_email_from_contact_widget' ) );
		add_action( 'wp_ajax_nopriv_contact_widget_send_email', array( new MP_Callback, 'send_email_from_contact_widget' ) );

		add_action( 'wp_ajax_mortgage_website_status', array( new MP_Websites, 'change_website_status' ) );

	}