private function writeFile($string, $createPhp = true)
 {
     $myFile = $this->path;
     $customer = unserialize($_SESSION['customer']);
     $site = $customer->getSite();
     $ext = substr($myFile, strrpos($myFile, '.'));
     if ($createPhp) {
         $this->templateFile = str_replace($ext, '_' . $site->getId() . '.php', $myFile);
     } else {
         $this->templateFile = $this->path;
     }
     /*write content*/
     $filehandler = new Filemaker();
     $filehandler->writeFile($this->templateFile, $string);
 }