public function getBool($prop) {

			// Get property
			$val = $this->get($prop);

			// String/numeric bool?
			if ($val === 'false') { 
				$val = false; 
			} elseif ($val === 'true') {
				$val = true;
			} elseif ($val === 1 || $val === '1') {
				$val = true;
			} elseif ($val === 0 || $val === '0') {
				$val = false;
			}




			// Boolean?
			if (is_bool($val))  {
				return $val;
			} else {
				return null;
			}

		}