The Dir() function allows you to retrieve a directory listing of files The return string is a semi colon delimited list of "FileName;FileSize;Date;Time". You can also add the path to this list by using the "P" option.
sPath - The directory (using wild cards) to list sOptions - H - Add a header as the very first line (especially useful when using this list in SQL) P - Add the file path to the list S - Include sub directories in the list F - Return the "FileName" only
Here is an example of how to use this function to display a directory (and sub folders) in your browser: