Cron Jobs

[Greenreader9]

@OverloadedTech, simple questions = simple anwsers. Please search the forum and google before asking. Thanks.

Help with cronjobs

hello everyone, pretty new to this hole thing was wondering if anyone could help explain to me how to set up a cronjob to basically run a php file on my site every 5 mins or so i can make it work by typing it into the url bar to test that the php script itself is fine i just dont know how to make a cron job to do it automatically. any help would be greatly appreciated