private function createMasterMerchantUser() {
        $filters = new Pap_Merchants_Filters();
        $filters->addDefaultFilters();

        $merchantUser = new Pap_Merchants_User();
        $merchantUser->setId(Gpf_Settings::get(Pap_Settings::DEFAULT_MERCHANT_ID));
        $merchantUser->setRefId("merchant");
        $merchantUser->setPassword($this->account->getPassword());
        $merchantUser->setUserName($this->account->getEmail());
        $merchantUser->setFirstName($this->account->getFirstname());
        $merchantUser->setLastName($this->account->getLastname());
        $merchantUser->setAccountId($this->account->getId());
        $merchantUser->setStatus(Gpf_Db_User::APPROVED);
        $merchantUser->setNote(Gpf_Lang::_runtime("Hello and welcome to our affiliate program.<br/>I'm your affiliate manager, and I'm here for you if you have ANY questions or problems related to our affiliate program.<br/><br/>I wish you all success in promoting our products, and profitable partnership for both you and us."));
        $merchantUser->setPhoto($this->copyToFileUploads('affiliate-manager.gif'));
        $merchantUser->setData('1', '12345678');
        $merchantUser->setData('6', $this->account->getEmail());
        $merchantUser->setDateInserted(Gpf_Common_DateUtils::getDateTime(time()));
        $merchantUser->save();

        $this->setMerchantNotificationMail($this->account->getEmail());

        $this->setQuickLaunchSettings($merchantUser->getAccountUserId(),
            'showDesktop,Campaigns-Manager,Banner-Manager,Affiliate-Manager,Transaction-Manager,Pay-Affiliates,Reports,Quick-Report,Trends-Report,Clicks-List,Configuration-Manager,Logs-History');

        // set wallpaper to tiled
        $attribute = new Gpf_Db_UserAttribute();
        $attribute->setName('wallpaperPosition');
        $attribute->set(Gpf_Db_Table_UserAttributes::VALUE, 'T');
        $attribute->setAccountUserId($merchantUser->getAccountUserId());
        $attribute->save();
        Gpf_Settings::set(Pap_Settings::DEFAULT_MERCHANT_PANEL_THEME, Pap_Branding::DEFAULT_MERCHANT_PANEL_THEME);
    }