public function executeLogin($email) {
        global $usces, $wpdb;

        $member_table = $wpdb->prefix . 'usces_member';
        $query = $wpdb->prepare("SELECT * FROM $member_table WHERE mem_email = %s", $email);
        $member = $wpdb->get_row($query, ARRAY_A);
        $_SESSION['usces_member']['ID'] = $member['ID'];
        $_SESSION['usces_member']['mailaddress1'] = $member['mem_email'];
        $_SESSION['usces_member']['mailaddress2'] = $member['mem_email'];
        $_SESSION['usces_member']['point'] = $member['mem_point'];
        $_SESSION['usces_member']['name1'] = $member['mem_name1'];
        $_SESSION['usces_member']['name2'] = $member['mem_name2'];
        $_SESSION['usces_member']['name3'] = $member['mem_name3'];
        $_SESSION['usces_member']['name4'] = $member['mem_name4'];
        $_SESSION['usces_member']['zipcode'] = $member['mem_zip'];
        $_SESSION['usces_member']['pref'] = $member['mem_pref'];
        $_SESSION['usces_member']['address1'] = $member['mem_address1'];
        $_SESSION['usces_member']['address2'] = $member['mem_address2'];
        $_SESSION['usces_member']['address3'] = $member['mem_address3'];
        $_SESSION['usces_member']['tel'] = $member['mem_tel'];
        $_SESSION['usces_member']['fax'] = $member['mem_fax'];
        $_SESSION['usces_member']['delivery_flag'] = $member['mem_delivery_flag'];
        $_SESSION['usces_member']['delivery'] = !empty($member['mem_delivery']) ? unserialize($member['mem_delivery']) : '';
        $_SESSION['usces_member']['registered'] = $member['mem_registered'];
        $_SESSION['usces_member']['nicename'] = $member['mem_nicename'];
        $_SESSION['usces_member']['country'] = $usces->get_member_meta_value('customer_country', $member['ID']);
        $_SESSION['usces_member']['status'] = $member['mem_status'];
        $usces->set_session_custom_member($member['ID']);
        $usces->get_current_member();
    }