private function _setView()
	{
		if (preg_match('/^[a-z0-9_-]+$/', $this->_requestVars[1])) {
			$this->_view = $this->_requestVars[1];
        } else {
        	$this->_view = $this->_requestVars[1] = self::DEFAULT_VIEW;
        }

        return $this;
	}