code: public static function getTimeZones()
  	{
  		$arrReturn = array();
  		$timezones = array();
  
  		require __DIR__ . '/../../config/timezones.php';
  
  		foreach ($timezones as $strGroup=>$arrTimezones)
  		{
  			foreach ($arrTimezones as $strTimezone)
  			{
  				$arrReturn[$strGroup][] = $strTimezone;
  			}
  		}
  
  		return $arrReturn;
  	}
docs: Return the timezones as array
  
  @return array An array of timezones