/**
  * @return ICWP_WPSF_Render
  */
 public static function GetInstance()
 {
     if (is_null(self::$oInstance)) {
         self::$oInstance = new self();
     }
     return self::$oInstance;
 }
 /**
  * @param string $sTemplatePath
  * @return ICWP_WPSF_Render
  */
 public static function loadRenderer($sTemplatePath = '')
 {
     if (!isset(self::$oRender)) {
         require_once dirname(__FILE__) . ICWP_DS . 'icwp-render.php';
         self::$oRender = ICWP_WPSF_Render::GetInstance()->setAutoloaderPath(dirname(__FILE__) . ICWP_DS . 'Twig' . ICWP_DS . 'Autoloader.php');
     }
     if (!empty($sTemplatePath)) {
         self::$oRender->setTemplatePath($sTemplatePath);
     }
     return self::$oRender;
 }