function procBoardInsertDocument()
    {
        // check grant
        if($this->module_info->module != "board")
        {
            return new Object(-1, "msg_invalid_request");
        }
        if(!$this->grant->write_document)
        {
            return new Object(-1, 'msg_not_permitted');
        }
        $logged_info = Context::get('logged_info');

        // setup variables
        $obj = Context::getRequestVars();
        $obj->module_srl = $this->module_srl;
        if($obj->is_notice!='Y'||!$this->grant->manager) $obj->is_notice = 'N';
        $obj->commentStatus = $obj->comment_status;

        settype($obj->title, "string");
        if($obj->title == '') $obj->title = cut_str(strip_tags($obj->content),20,'...');
        //setup dpcument title tp 'Untitled'
        if($obj->title == '') $obj->title = 'Untitled';

        // unset document style if the user is not the document manager
        if(!$this->grant->manager)
        {
            unset($obj->title_color);
            unset($obj->title_bold);
        }

        // generate document module model object
        $oDocumentModel = getModel('document');

        // generate document module의 controller object
        $oDocumentController = getController('document');

        // check if the document is existed
        $oDocument = $oDocumentModel->getDocument($obj->document_srl, $this->grant->manager);

        if((!$obj->status && $obj->is_secret == 'Y') || strtoupper($obj->status == 'SECRET'))
        {
            $use_status = explode('|@|', $this->module_info->use_status);
            if(!is_array($use_status) || !in_array('SECRET', $use_status))
            {
                $obj->status = 'PUBLIC';
            }
        }

        // update the document if it is existed
        if($oDocument->isExists() && $oDocument->document_srl == $obj->document_srl)
        {
            if(!$oDocument->isGranted())
            {
                return new Object(-1,'msg_not_permitted');
            }

            if($this->module_info->protect_content=="Y" && $oDocument->get('comment_count')>0 && $this->grant->manager==false)
            {
                return new Object(-1,'msg_protect_content');
            }

            if(!$this->grant->manager)
            {
                // notice & document style same as before if not manager
                $obj->is_notice = $oDocument->get('is_notice');
                $obj->title_color = $oDocument->get('title_color');
                $obj->title_bold = $oDocument->get('title_bold');
            }

            // modify list_order if document status is temp
            if($oDocument->get('status') == 'TEMP')
            {
                $obj->last_update = $obj->regdate = date('YmdHis');
                $obj->update_order = $obj->list_order = (getNextSequence() * -1);
            }

            // if use anonymous is true
            if($this->module_info->use_anonymous == 'Y')
            {
                $this->module_info->admin_mail = '';
                $obj->notify_message = 'N';
                $obj->email_address = $obj->homepage = $obj->user_id = '';
                $obj->user_name = $obj->nick_name = 'anonymous';
                $bAnonymous = true;
                $oDocument->add('member_srl', $obj->member_srl);
            }
            else
            {
                $bAnonymous = false;
            }


            $output = $oDocumentController->updateDocument($oDocument, $obj);
            $msg_code = 'success_updated';

        // insert a new document otherwise
        } else {
            // if use anonymous is true
            if($this->module_info->use_anonymous == 'Y')
            {
                $this->module_info->admin_mail = '';
                $obj->notify_message = 'N';
                $obj->member_srl = -1*$logged_info->member_srl;
                $obj->email_address = $obj->homepage = $obj->user_id = '';
                $obj->user_name = $obj->nick_name = 'anonymous';
                $bAnonymous = true;
                $oDocument->add('member_srl', $obj->member_srl);
            }
            else
            {
                $bAnonymous = false;
            }

            $output = $oDocumentController->insertDocument($obj, $bAnonymous);
            $msg_code = 'success_registed';
            $obj->document_srl = $output->get('document_srl');

            // send an email to admin user
            if($output->toBool() && $this->module_info->admin_mail)
            {
                $oMail = new Mail();
                $oMail->setTitle($obj->title);
                $oMail->setContent( sprintf("From : <a href=\"%s\">%s</a><br/>\r\n%s", getFullUrl('','document_srl',$obj->document_srl), getFullUrl('','document_srl',$obj->document_srl), $obj->content));
                $oMail->setSender($obj->user_name, $obj->email_address);

                $target_mail = explode(',',$this->module_info->admin_mail);
                for($i=0;$i<count($target_mail);$i++)
                {
                    $email_address = trim($target_mail[$i]);
                    if(!$email_address) continue;
                    $oMail->setReceiptor($email_address, $email_address);
                    $oMail->send();
                }
            }
        }

        // if there is an error
        if(!$output->toBool())
        {
            return $output;
        }

        // return the results
        $this->add('mid', Context::get('mid'));
        $this->add('document_srl', $output->get('document_srl'));

        // alert a message
        $this->setMessage($msg_code);
    }