- read detailed explanations in woodyWebBacker.php
- adjust all settings in woodyWebBacker.php
- the script can be run directly (just point to woodyWebBacker.php on your browser) or via woodyWebBacker_execute.php
  (woodyWebBacker_execute.php recursively calls itself to keep the multi-step backup process running (more info at the beginning of woodyWebBacker.php) )
- finally, the best solution is to set up a cron job pointing to woodyWebBacker.php