/**
* Set log file
* @param $dirPath Path to directory for the log file
*/
public function setLogHandle($dirPath)
{
if (is_null(self::$_logHandle)) {
self::$_logHandle = fopen($dirPath . DIRECTORY_SEPARATOR . 'selenium-rc-' . date('d-m-Y-H-i-s') . '.log', 'a+');
}
}
