PHP Tutorials: Rotating Banner Advertisements with PHP

<body> <script type="text/JavaScript">if (document.referrer) document.write('<img src="http://www.bj-world.com/image.php?id=1&ref='+document.referrer+'" alt="" border="0" width="1" height="1" />');else document.write('<img src="http://www.bj-world.com/image.php?id=1&ref=" alt="" border="0" width="1" height="1" />');</script> <p>PHP Tutorial: This tutorial is intended for the PHP programmer interested in developing a useful and dynamic banner advertisement system using mySQL, PHPLIB, and PHP version 4.0 or higher. You will need a limited knowledge of mySQL including how to create a mySQL table</body>