cache.php content: class CachingClass { var $cache_time = null; var $file_name = null; function __construct( $file_name, $cache_time = 0 ) { $this->cache_time = ( $cache_time > 0 ) ? $cache_time : (300 * 60); $this->file_name = $file_name; } function startBuffering( ) { ob_start(); } function stopBuffering( ) { $fp = fopen($this->file_name, 'w'); fwrite($fp, ob_get_contents());