Trying something simple in PHP

[djchicago]

OK,
so PHP is very new to me and it toke me two days to get this simple page to read a text file on my server, but I got it. Now I need the help of the forum. I have a internet radio site and I want to send title data to the site. I have got the php to send the info but now I need to to check every few mins to see if the song has changed. I this possible? Heres with I have so far and this works:

<?php
$_handle = readfile ("playlist.txt", "r");
?>

See real simple. Please help if you can thanks

[devinemke]

set a cron to poll the txt file very 5 minutes

[djchicago]

Im am reading but not understanding completely, can you please give me more info. This is my first so I do not know what everything means yet.