This is a correct way to do login form auto-focus, checking to see if either username or password have focus already. This prevents someone from typing a username hitting TAB, then having JavaScript chime in, resetting focus to Username while user is typing in their password. In this case, the password is appended to the username which is in plaintext.

Get a List of Folders and/or Files

This is a simple PHP script that will show whether a certain port/socket of a certain computer is currently open/active.

Function that splits a given string into sections based on the allowed length for a section. Does not split words up. Splits string on Space character (can be set to another character)

This routine checks a client's IP address against a few open lists of blacklisted IP addresses, returns TRUE if the ip is a known proxy.

List files in your current di

Mass email list of email addresses from a mysql db table.

This PHP class allows you to send SMS to almost every country directly from your website. All you need is an account on www.tm4b.com and PHP 5.

Also required is either cURL or allow_url_fopen enabled in php.ini

Connect to MySQL db & display result from Table query

Grab a remote web document using sockets, with limited handling for 301 & 302 redirects.